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Contents Section: Warning System All sections

Intuitive Parking Assist System (Diagnostic Codes & Circuit Tests): Other Lexus RX III рестайлинг

Warning System ~8458 words

PROCEDURE

  1. CHECK DTC OUTPUT Check for DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Result Result Proceed to Only DTC C1AE1 is output A DTC C1AE1 and C1AEC are output B No DTCs are output C B --> See step 6 C --> See step 4 A: Go to next step
  2. REPLACE NO. 1 ULTRASONIC SENSOR (FRONT LEFT SENSOR) Replace the No. 1 ultrasonic sensor (front left sensor) with a known good one. Refer to «REMOVAL [03/2012 - ]»(ref-602801-S42658741412014030500000) . HINT: All of the sensors are interchangeable. To confirm whether a sensor is functioning normally, switch it with a known good sensor from the other end of the vehicle. NEXT: Go to next step
  3. CHECK DTC OUTPUT Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Check for DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Result Result Proceed to DTC C1AE1 is output A No DTCs are output B B --> END A --> See step 5
  4. USE SIMULATION METHOD TO CHECK. Refer to «HOW TO PROCEED WITH TROUBLESHOOTING [03/2012 - 07/2012]»(ref-602551-S27510191402014030500000)
  5. REPLACE CLEARANCE WARNING ECU ASSEMBLY. Refer to «REMOVAL [03/2012 - 07/2012]»(ref-602801-S22322905532014030500000)
  6. GO TO DTC (C1AEC). Refer to «DTC C1AEC: Front Sensor Communication Malfunction»(ref-602800-S10666414962014030500000)
  1. CHECK DTC OUTPUT Check for DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Result Result Proceed to Only DTC C1AE1 is output A DTC C1AE1 and C1AEC are output B No DTCs are output C B --> See step 6 C --> See step 4 A: Go to next step
  2. REPLACE NO. 1 ULTRASONIC SENSOR (FRONT LEFT SENSOR) Replace the No. 1 ultrasonic sensor (front left sensor) with a known good one. Refer to «REMOVAL [03/2012 - ]»(ref-602801-S42658741412014030500000) . HINT: All of the sensors are interchangeable. To confirm whether a sensor is functioning normally, switch it with a known good sensor from the other end of the vehicle. NEXT: Go to next step
  3. CHECK DTC OUTPUT Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Check for DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Result Result Proceed to DTC C1AE1 is output A No DTCs are output B B --> END A --> See step 5
  4. USE SIMULATION METHOD TO CHECK. Refer to «HOW TO PROCEED WITH TROUBLESHOOTING [07/2012 - ]»(ref-602551-S06362766182014030500000)
  5. REPLACE CLEARANCE WARNING ECU ASSEMBLY. Refer to «REMOVAL [07/2012 - ]»(ref-602801-S18095528582014030500000)
  6. GO TO DTC (C1AEC). Refer to «DTC C1AEC: Front Sensor Communication Malfunction»(ref-602800-S38808582572014030500000)
  1. CHECK DTC OUTPUT Check for DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Result Result Proceed to Only DTC C1AE2 is output A DTC C1AE2 and C1AEC are output B No DTCs are output C B --> See step 6 C --> See step 4 A: Go to next step
  2. REPLACE NO. 1 ULTRASONIC SENSOR (FRONT LEFT CENTER SENSOR) Replace the No. 1 ultrasonic sensor (front left center sensor) with a known good one. Refer to «REMOVAL [03/2012 - ]»(ref-602801-S42658741412014030500000) . HINT: All of the sensors are interchangeable. To confirm whether a sensor is functioning normally, switch it with a known good sensor from the other end of the vehicle. NEXT: Go to next step
  3. CHECK DTC OUTPUT Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Check for DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Result Result Proceed to DTC C1AE2 is output A No DTCs are output B B --> END A --> See step 5
  4. USE SIMULATION METHOD TO CHECK. Refer to «HOW TO PROCEED WITH TROUBLESHOOTING [03/2012 - 07/2012]»(ref-602551-S27510191402014030500000)
  5. REPLACE CLEARANCE WARNING ECU ASSEMBLY. Refer to «REMOVAL [03/2012 - 07/2012]»(ref-602801-S22322905532014030500000)
  6. GO TO DTC (C1AEC). Refer to «DTC C1AEC: Front Sensor Communication Malfunction»(ref-602800-S10666414962014030500000)
  1. CHECK DTC OUTPUT Check for DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Result Result Proceed to Only DTC C1AE2 is output A DTC C1AE2 and C1AEC are output B No DTCs are output C B --> See step 6 C --> See step 4 A: Go to next step
  2. REPLACE NO. 1 ULTRASONIC SENSOR (FRONT LEFT CENTER SENSOR) Replace the No. 1 ultrasonic sensor (front left center sensor) with a known good one. Refer to «REMOVAL [03/2012 - ]»(ref-602801-S42658741412014030500000) . HINT: All of the sensors are interchangeable. To confirm whether a sensor is functioning normally, switch it with a known good sensor from the other end of the vehicle. NEXT: Go to next step
  3. CHECK DTC OUTPUT Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Check for DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Result Result Proceed to DTC C1AE2 is output A No DTCs are output B B --> END A --> See step 5
  4. USE SIMULATION METHOD TO CHECK. Refer to «HOW TO PROCEED WITH TROUBLESHOOTING [07/2012 - ]»(ref-602551-S06362766182014030500000)
  5. REPLACE CLEARANCE WARNING ECU ASSEMBLY. Refer to «REMOVAL [07/2012 - ]»(ref-602801-S18095528582014030500000)
  6. GO TO DTC (C1AEC). Refer to «DTC C1AEC: Front Sensor Communication Malfunction»(ref-602800-S38808582572014030500000)
  1. CHECK DTC OUTPUT Check for DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Result Result Proceed to Only DTC C1AE3 is output A DTC C1AE3 and C1AEC are output B No DTCs are output C B --> See step 6 C --> See step 5 A: Go to next step
  2. REPLACE NO. 1 ULTRASONIC SENSOR (FRONT RIGHT CENTER SENSOR) Replace the No. 1 ultrasonic sensor (front right center sensor) with a known good one. Refer to «REMOVAL [03/2012 - ]»(ref-602801-S42658741412014030500000) . HINT: All of the sensors are interchangeable. To confirm whether a sensor is functioning normally, switch it with a known good sensor from the other end of the vehicle. NEXT: Go to next step
  3. CHECK DTC OUTPUT Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Check for DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Result Result Proceed to DTC C1AE3 is output A No DTCs are output B B --> END A --> See step 4
  4. REPLACE CLEARANCE WARNING ECU ASSEMBLY. Refer to «REMOVAL [03/2012 - 07/2012]»(ref-602801-S22322905532014030500000)
  5. USE SIMULATION METHOD TO CHECK. Refer to «HOW TO PROCEED WITH TROUBLESHOOTING [03/2012 - 07/2012]»(ref-602551-S27510191402014030500000)
  6. GO TO DTC (C1AEC). Refer to «DTC C1AEC: Front Sensor Communication Malfunction»(ref-602800-S10666414962014030500000)
  1. CHECK DTC OUTPUT Check for DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Result Result Proceed to Only DTC C1AE3 is output A DTC C1AE3 and C1AEC are output B No DTCs are output C B --> See step 6 C --> See step 5 A: Go to next step
  2. REPLACE NO. 1 ULTRASONIC SENSOR (FRONT RIGHT CENTER SENSOR) Replace the No. 1 ultrasonic sensor (front right center sensor) with a known good one. Refer to «REMOVAL [03/2012 - ]»(ref-602801-S42658741412014030500000) . HINT: All of the sensors are interchangeable. To confirm whether a sensor is functioning normally, switch it with a known good sensor from the other end of the vehicle. NEXT: Go to next step
  3. CHECK DTC OUTPUT Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Check for DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Result Result Proceed to DTC C1AE3 is output A No DTCs are output B B --> END A --> See step 4
  4. REPLACE CLEARANCE WARNING ECU ASSEMBLY. Refer to «REMOVAL [07/2012 - ]»(ref-602801-S18095528582014030500000)
  5. USE SIMULATION METHOD TO CHECK. Refer to «HOW TO PROCEED WITH TROUBLESHOOTING [07/2012 - ]»(ref-602551-S06362766182014030500000)
  6. GO TO DTC (C1AEC). Refer to «DTC C1AEC: Front Sensor Communication Malfunction»(ref-602800-S38808582572014030500000)
  1. CHECK DTC OUTPUT Check for DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Result Result Proceed to Only DTC C1AE4 is output A DTC C1AE4 and C1AEC are output B No DTCs are output C B --> See step 6 C --> See step 5 A: Go to next step
  2. REPLACE NO. 1 ULTRASONIC SENSOR (FRONT RIGHT SENSOR) Replace the No. 1 ultrasonic sensor (front right sensor) with a known good one. Refer to «REMOVAL [03/2012 - ]»(ref-602801-S42658741412014030500000) . HINT: All of the sensors are interchangeable. To confirm whether a sensor is functioning normally, switch it with a known good sensor from the other end of the vehicle. NEXT: Go to next step
  3. CHECK DTC OUTPUT Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Check for DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Result Result Proceed to DTC C1AE4 is output A No DTCs are output B B --> END A --> See step 4
  4. REPLACE CLEARANCE WARNING ECU ASSEMBLY. Refer to «REMOVAL [03/2012 - 07/2012]»(ref-602801-S22322905532014030500000)
  5. USE SIMULATION METHOD TO CHECK. Refer to «HOW TO PROCEED WITH TROUBLESHOOTING [03/2012 - 07/2012]»(ref-602551-S27510191402014030500000)
  6. GO TO DTC (C1AEC). Refer to «DTC C1AEC: Front Sensor Communication Malfunction»(ref-602800-S10666414962014030500000)
  1. CHECK DTC OUTPUT Check for DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Result Result Proceed to Only DTC C1AE4 is output A DTC C1AE4 and C1AEC are output B No DTCs are output C B --> See step 6 C --> See step 5 A: Go to next step
  2. REPLACE NO. 1 ULTRASONIC SENSOR (FRONT RIGHT SENSOR) Replace the No. 1 ultrasonic sensor (front right sensor) with a known good one. Refer to «REMOVAL [03/2012 - ]»(ref-602801-S42658741412014030500000) . HINT: All of the sensors are interchangeable. To confirm whether a sensor is functioning normally, switch it with a known good sensor from the other end of the vehicle. NEXT: Go to next step
  3. CHECK DTC OUTPUT Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Check for DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Result Result Proceed to DTC C1AE4 is output A No DTCs are output B B --> END A --> See step 4
  4. REPLACE CLEARANCE WARNING ECU ASSEMBLY. Refer to «REMOVAL [07/2012 - ]»(ref-602801-S18095528582014030500000)
  5. USE SIMULATION METHOD TO CHECK. Refer to «HOW TO PROCEED WITH TROUBLESHOOTING [07/2012 - ]»(ref-602551-S06362766182014030500000)
  6. GO TO DTC (C1AEC). Refer to «DTC C1AEC: Front Sensor Communication Malfunction»(ref-602800-S38808582572014030500000)
  1. CHECK DTC OUTPUT Check for DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Result Result Proceed to Only DTC C1AE6 is output A DTC C1AE6 and C1AED are output B No DTCs are output C B --> See step 6 C --> See step 5 A: Go to next step
  2. REPLACE NO. 1 ULTRASONIC SENSOR (REAR LEFT SENSOR) Replace the No. 1 ultrasonic sensor (rear left sensor) with a known good one. Refer to «REMOVAL [03/2012 - ]»(ref-602801-S14033536442014030500000) . HINT: All of the sensors are interchangeable. To confirm whether a sensor is functioning normally, switch it with a known good sensor from the other end of the vehicle. NEXT: Go to next step
  3. CHECK DTC OUTPUT Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Check for DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Result Result Proceed to DTC C1AE6 is output A No DTCs are output B B --> END A --> See step 4
  4. REPLACE CLEARANCE WARNING ECU ASSEMBLY. Refer to «REMOVAL [03/2012 - 07/2012]»(ref-602801-S22322905532014030500000)
  5. USE SIMULATION METHOD TO CHECK. Refer to «HOW TO PROCEED WITH TROUBLESHOOTING [03/2012 - 07/2012]»(ref-602551-S27510191402014030500000)
  6. GO TO DTC (C1AED). Refer to «DTC C1AED: Rear Sensor Communication Malfunction»(ref-602800-S34873953332014030500000)
  1. CHECK DTC OUTPUT Check for DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Result Result Proceed to Only DTC C1AE6 is output A DTC C1AE6 and C1AED are output B No DTCs are output C B --> See step 6 C --> See step 5 A: Go to next step
  2. REPLACE NO. 1 ULTRASONIC SENSOR (REAR LEFT SENSOR) Replace the No. 1 ultrasonic sensor (rear left sensor) with a known good one. Refer to «REMOVAL [03/2012 - ]»(ref-602801-S14033536442014030500000) . HINT: All of the sensors are interchangeable. To confirm whether a sensor is functioning normally, switch it with a known good sensor from the other end of the vehicle. NEXT: Go to next step
  3. CHECK DTC OUTPUT Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Check for DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Result Result Proceed to DTC C1AE6 is output A No DTCs are output B B --> END A --> See step 4
  4. REPLACE CLEARANCE WARNING ECU ASSEMBLY. Refer to «REMOVAL [07/2012 - ]»(ref-602801-S18095528582014030500000)
  5. USE SIMULATION METHOD TO CHECK. Refer to «HOW TO PROCEED WITH TROUBLESHOOTING [07/2012 - ]»(ref-602551-S06362766182014030500000)
  6. GO TO DTC (C1AED). Refer to «DTC C1AED: Rear Sensor Communication Malfunction»(ref-602800-S05752024632014030500000)
  1. CHECK DTC OUTPUT Check for DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Result Result Proceed to Only DTC C1AE7 is output A DTC C1AE7 and C1AED are output B No DTCs are output C B --> See step 6 C --> See step 5 A: Go to next step
  2. REPLACE NO. 1 ULTRASONIC SENSOR (REAR LEFT CENTER SENSOR) Replace the No. 1 ultrasonic sensor (rear left center sensor) with a known good one. Refer to «REMOVAL [03/2012 - ]»(ref-602801-S14033536442014030500000) . HINT: All of the sensors are interchangeable. To confirm whether a sensor is functioning normally, switch it with a known good sensor from the other end of the vehicle. NEXT: Go to next step
  3. CHECK DTC OUTPUT Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Check for DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Result Result Proceed to DTC C1AE7 is output A No DTCs are output B B --> END A --> See step 4
  4. REPLACE CLEARANCE WARNING ECU ASSEMBLY. Refer to «REMOVAL [03/2012 - 07/2012]»(ref-602801-S22322905532014030500000)
  5. USE SIMULATION METHOD TO CHECK. Refer to «HOW TO PROCEED WITH TROUBLESHOOTING [03/2012 - 07/2012]»(ref-602551-S27510191402014030500000)
  6. GO TO DTC (C1AED). Refer to «DTC C1AED: Rear Sensor Communication Malfunction»(ref-602800-S34873953332014030500000)
  1. CHECK DTC OUTPUT Check for DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Result Result Proceed to Only DTC C1AE7 is output A DTC C1AE7 and C1AED are output B No DTCs are output C B --> See step 6 C --> See step 5 A: Go to next step
  2. REPLACE NO. 1 ULTRASONIC SENSOR (REAR LEFT CENTER SENSOR) Replace the No. 1 ultrasonic sensor (rear left center sensor) with a known good one. Refer to «REMOVAL [03/2012 - ]»(ref-602801-S14033536442014030500000) . HINT: All of the sensors are interchangeable. To confirm whether a sensor is functioning normally, switch it with a known good sensor from the other end of the vehicle. NEXT: Go to next step
  3. CHECK DTC OUTPUT Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Check for DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Result Result Proceed to DTC C1AE7 is output A No DTCs are output B B --> END A --> See step 4
  4. REPLACE CLEARANCE WARNING ECU ASSEMBLY. Refer to «REMOVAL [07/2012 - ]»(ref-602801-S18095528582014030500000)
  5. USE SIMULATION METHOD TO CHECK. Refer to «HOW TO PROCEED WITH TROUBLESHOOTING [07/2012 - ]»(ref-602551-S06362766182014030500000)
  6. GO TO DTC (C1AED). Refer to «DTC C1AED: Rear Sensor Communication Malfunction»(ref-602800-S05752024632014030500000)
  1. CHECK DTC OUTPUT Check for DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Result Result Proceed to Only DTC C1AE8 is output A DTC C1AE8 and C1AED are output B No DTCs are output C B --> See step 6 C --> See step 5 A: Go to next step
  2. REPLACE NO. 1 ULTRASONIC SENSOR (REAR RIGHT CENTER SENSOR) Replace the No. 1 ultrasonic sensor (rear right center sensor) with a known good one. Refer to «REMOVAL [03/2012 - ]»(ref-602801-S14033536442014030500000) . HINT: All of the sensors are interchangeable. To confirm whether a sensor is functioning normally, switch it with a known good sensor from the other end of the vehicle. NEXT: Go to next step
  3. CHECK DTC OUTPUT Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Check for DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Result Result Proceed to DTC C1AE8 is output A No DTCs are output B B --> END A --> See step 4
  4. REPLACE CLEARANCE WARNING ECU ASSEMBLY. Refer to «REMOVAL [03/2012 - 07/2012]»(ref-602801-S22322905532014030500000)
  5. USE SIMULATION METHOD TO CHECK. Refer to «HOW TO PROCEED WITH TROUBLESHOOTING [03/2012 - 07/2012]»(ref-602551-S27510191402014030500000)
  6. GO TO DTC (C1AED). Refer to «DTC C1AED: Rear Sensor Communication Malfunction»(ref-602800-S34873953332014030500000)
  1. CHECK DTC OUTPUT Check for DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Result Result Proceed to Only DTC C1AE8 is output A DTC C1AE8 and C1AED are output B No DTCs are output C B --> See step 6 C --> See step 5 A: Go to next step
  2. REPLACE NO. 1 ULTRASONIC SENSOR (REAR RIGHT CENTER SENSOR) Replace the No. 1 ultrasonic sensor (rear right center sensor) with a known good one. Refer to «REMOVAL [03/2012 - ]»(ref-602801-S14033536442014030500000) . HINT: All of the sensors are interchangeable. To confirm whether a sensor is functioning normally, switch it with a known good sensor from the other end of the vehicle. NEXT: Go to next step
  3. CHECK DTC OUTPUT Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Check for DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Result Result Proceed to DTC C1AE8 is output A No DTCs are output B B --> END A --> See step 4
  4. REPLACE CLEARANCE WARNING ECU ASSEMBLY. Refer to «REMOVAL [07/2012 - ]»(ref-602801-S18095528582014030500000)
  5. USE SIMULATION METHOD TO CHECK. Refer to «HOW TO PROCEED WITH TROUBLESHOOTING [07/2012 - ]»(ref-602551-S06362766182014030500000)
  6. GO TO DTC (C1AED). Refer to «DTC C1AED: Rear Sensor Communication Malfunction»(ref-602800-S05752024632014030500000)
  1. CHECK DTC OUTPUT Check for DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Result Result Proceed to Only DTC C1AE9 is output A DTC C1AE9 and C1AED are output B No DTCs are output C B --> See step 6 C --> See step 5 A: Go to next step
  2. REPLACE NO. 1 ULTRASONIC SENSOR (REAR RIGHT SENSOR) Replace the No. 1 ultrasonic sensor (rear right sensor) with a known good one. Refer to «REMOVAL [03/2012 - ]»(ref-602801-S14033536442014030500000) . HINT: All of the sensors are interchangeable. To confirm whether a sensor is functioning normally, switch it with a known good sensor from the other end of the vehicle. NEXT: Go to next step
  3. CHECK DTC OUTPUT Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Check for DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Result Result Proceed to DTC C1AE9 is output A No DTCs are output B B --> END A --> See step 4
  4. REPLACE CLEARANCE WARNING ECU ASSEMBLY. Refer to «REMOVAL [03/2012 - 07/2012]»(ref-602801-S22322905532014030500000)
  5. USE SIMULATION METHOD TO CHECK. Refer to «HOW TO PROCEED WITH TROUBLESHOOTING [03/2012 - 07/2012]»(ref-602551-S27510191402014030500000)
  6. GO TO DTC (C1AED). Refer to «DTC C1AED: Rear Sensor Communication Malfunction»(ref-602800-S34873953332014030500000)
  1. CHECK DTC OUTPUT Check for DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Result Result Proceed to Only DTC C1AE9 is output A DTC C1AE9 and C1AED are output B No DTCs are output C B --> See step 6 C --> See step 5 A: Go to next step
  2. REPLACE NO. 1 ULTRASONIC SENSOR (REAR RIGHT SENSOR) Replace the No. 1 ultrasonic sensor (rear right sensor) with a known good one. Refer to «REMOVAL [03/2012 - ]»(ref-602801-S14033536442014030500000) . HINT: All of the sensors are interchangeable. To confirm whether a sensor is functioning normally, switch it with a known good sensor from the other end of the vehicle. NEXT: Go to next step
  3. CHECK DTC OUTPUT Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Check for DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Result Result Proceed to DTC C1AE9 is output A No DTCs are output B B --> END A --> See step 4
  4. REPLACE CLEARANCE WARNING ECU ASSEMBLY. Refer to «REMOVAL [07/2012 - ]»(ref-602801-S18095528582014030500000)
  5. USE SIMULATION METHOD TO CHECK. Refer to «HOW TO PROCEED WITH TROUBLESHOOTING [07/2012 - ]»(ref-602551-S06362766182014030500000)
  6. GO TO DTC (C1AED). Refer to «DTC C1AED: Rear Sensor Communication Malfunction»(ref-602800-S05752024632014030500000)
  1. CHECK DTC OUTPUT (C1AEC) Check for DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Recheck for DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Result Result Proceed to DTC C1AEC is output A No DTCs are output B B --> See step 21 A: Go to next step
  2. CHECK HARNESS AND CONNECTOR (CLEARANCE WARNING ECU ASSEMBLY - FRONT LEFT SENSOR) Disconnect the F52 clearance warning ECU assembly connector. Disconnect the f1 No. 1 ultrasonic sensor connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition F52-21 (BOF) - f1-1 (BI) Always Below 1 ohms F52-9 (SOF) - f1-3 (SI) Always Below 1 ohms F52-19 (E1) - f1-5 (EI) Always Below 1 ohms F52-21 (BOF) - Body ground Always 10 kohms or higher F52-9 (SOF) - Body ground Always 10 kohms or higher F52-19 (E1) - Body ground Always 10 kohms or higher NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR OK: Go to next step
  3. CHECK HARNESS AND CONNECTOR (FRONT LEFT SENSOR - FRONT LEFT CENTER SENSOR) Disconnect the f2 No. 1 ultrasonic sensor connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition f1-2 (BO) - f2-1 (BI) Always Below 1 ohms f1-4 (SO) - f2-3 (SI) Always Below 1 ohms f1-6 (EO) - f2-5 (EI) Always Below 1 ohms f1-2 (BO) - Body ground Always 10 kohms or higher f1-4 (SO) - Body ground Always 10 kohms or higher f1-6 (EO) - Body ground Always 10 kohms or higher NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR OK: Go to next step
  4. CHECK HARNESS AND CONNECTOR (FRONT LEFT CENTER SENSOR - FRONT RIGHT CENTER SENSOR) Disconnect the f3 No. 1 ultrasonic sensor connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition f2-2 (BO) - f3-1 (BI) Always Below 1 ohms f2-4 (SO) - f3-3 (SI) Always Below 1 ohms f2-6 (EO) - f3-5 (EI) Always Below 1 ohms f2-2 (BO) - Body ground Always 10 kohms or higher f2-4 (SO) - Body ground Always 10 kohms or higher f2-6 (EO) - Body ground Always 10 kohms or higher NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR OK: Go to next step
  5. CHECK HARNESS AND CONNECTOR (FRONT RIGHT CENTER SENSOR - FRONT RIGHT SENSOR) Disconnect the f4 No. 1 ultrasonic sensor connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition f3-2 (BO) - f4-1 (BI) Always Below 1 ohms f3-4 (SO) - f4-3 (SI) Always Below 1 ohms f3-6 (EO) - f4-5 (EI) Always Below 1 ohms f3-2 (BO) - Body ground Always 10 kohms or higher f3-4 (SO) - Body ground Always 10 kohms or higher f3-6 (EO) - Body ground Always 10 kohms or higher NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR OK: Go to next step
  6. INSPECT NO. 1 ULTRASONIC SENSOR (FRONT LEFT SENSOR) Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition 1 (BI) - 5 (EI) Always 10 kohms or higher 1 (BI) - 2 (BO) Always 10 kohms or higher 3 (SI) - 4 (SO) Always Below 1 ohms 5 (EI) - 6 (EO) Always Below 1 ohms TEXT IN ILLUSTRATION *a Component without harness connected (No. 1 Ultrasonic Sensor (Front Left Sensor)) NG --> See step 18 OK: Go to next step
  7. INSPECT NO. 1 ULTRASONIC SENSOR (FRONT LEFT CENTER SENSOR) Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition 1 (BI) - 5 (EI) Always 10 kohms or higher 1 (BI) - 2 (BO) Always 10 kohms or higher 3 (SI) - 4 (SO) Always Below 1 ohms 5 (EI) - 6 (EO) Always Below 1 ohms TEXT IN ILLUSTRATION *a Component without harness connected (No. 1 Ultrasonic Sensor (Front Left Center Sensor)) NG --> See step 20 OK: Go to next step
  8. INSPECT NO. 1 ULTRASONIC SENSOR (FRONT RIGHT CENTER SENSOR) Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition 1 (BI) - 5 (EI) Always 10 kohms or higher 1 (BI) - 2 (BO) Always 10 kohms or higher 3 (SI) - 4 (SO) Always Below 1 ohms 5 (EI) - 6 (EO) Always Below 1 ohms TEXT IN ILLUSTRATION *a Component without harness connected (No. 1 Ultrasonic Sensor (Front Right Center Sensor)) NG --> See step 19 OK: Go to next step
  9. REPLACE NO. 1 ULTRASONIC SENSOR (FRONT RIGHT SENSOR) See step 2 NEXT: Go to next step
  10. CHECK DTC OUTPUT (C1AEC) Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Check for DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Result Result Proceed to DTC C1AEC is output A No DTCs are output B B --> END A: Go to next step
  11. REPLACE NO. 1 ULTRASONIC SENSOR (FRONT RIGHT CENTER SENSOR) See step 2 NEXT: Go to next step
  12. CHECK DTC OUTPUT (C1AEC) Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Check for DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Result Result Proceed to DTC C1AEC is output A No DTCs are output B B --> END A: Go to next step
  13. REPLACE NO. 1 ULTRASONIC SENSOR (FRONT LEFT CENTER SENSOR) See step 2 NEXT: Go to next step
  14. CHECK DTC OUTPUT (C1AEC) Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Check for DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Result Result Proceed to DTC C1AEC is output A No DTCs are output B B --> END A: Go to next step
  15. REPLACE NO. 1 ULTRASONIC SENSOR (FRONT LEFT SENSOR) See step 2 NEXT: Go to next step
  16. CHECK DTC OUTPUT (C1AEC) Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Check for DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Result Result Proceed to DTC C1AEC is output A No DTCs are output B B --> END A --> See step 17
  17. REPLACE CLEARANCE WARNING ECU ASSEMBLY. Refer to «REMOVAL [03/2012 - 07/2012]»(ref-602801-S22322905532014030500000)
  18. REPLACE NO. 1 ULTRASONIC SENSOR (FRONT LEFT SENSOR). Refer to «REMOVAL [03/2012 - ]»(ref-602801-S42658741412014030500000)
  19. REPLACE NO. 1 ULTRASONIC SENSOR (FRONT RIGHT CENTER SENSOR). Refer to «REMOVAL [03/2012 - ]»(ref-602801-S42658741412014030500000)
  20. REPLACE NO. 1 ULTRASONIC SENSOR (FRONT LEFT CENTER SENSOR). Refer to «REMOVAL [03/2012 - ]»(ref-602801-S42658741412014030500000)
  21. USE SIMULATION METHOD TO CHECK. Refer to «HOW TO PROCEED WITH TROUBLESHOOTING [03/2012 - 07/2012]»(ref-602551-S27510191402014030500000)
  1. CHECK DTC OUTPUT (C1AEC) Check for DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Recheck for DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Result Result Proceed to DTC C1AEC is output A No DTCs are output B B --> See step 21 A: Go to next step
  2. CHECK HARNESS AND CONNECTOR (CLEARANCE WARNING ECU ASSEMBLY - FRONT LEFT SENSOR) Disconnect the F52 clearance warning ECU assembly connector. Disconnect the f1 No. 1 ultrasonic sensor connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition F52-21 (BOF) - f1-1 (BI) Always Below 1 ohms F52-9 (SOF) - f1-3 (SI) Always Below 1 ohms F52-19 (E1) - f1-5 (EI) Always Below 1 ohms F52-21 (BOF) - Body ground Always 10 kohms or higher F52-9 (SOF) - Body ground Always 10 kohms or higher F52-19 (E1) - Body ground Always 10 kohms or higher NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR OK: Go to next step
  3. CHECK HARNESS AND CONNECTOR (FRONT LEFT SENSOR - FRONT LEFT CENTER SENSOR) Disconnect the f2 No. 1 ultrasonic sensor connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition f1-2 (BO) - f2-1 (BI) Always Below 1 ohms f1-4 (SO) - f2-3 (SI) Always Below 1 ohms f1-6 (EO) - f2-5 (EI) Always Below 1 ohms f1-2 (BO) - Body ground Always 10 kohms or higher f1-4 (SO) - Body ground Always 10 kohms or higher f1-6 (EO) - Body ground Always 10 kohms or higher NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR OK: Go to next step
  4. CHECK HARNESS AND CONNECTOR (FRONT LEFT CENTER SENSOR - FRONT RIGHT CENTER SENSOR) Disconnect the f3 No. 1 ultrasonic sensor connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition f2-2 (BO) - f3-1 (BI) Always Below 1 ohms f2-4 (SO) - f3-3 (SI) Always Below 1 ohms f2-6 (EO) - f3-5 (EI) Always Below 1 ohms f2-2 (BO) - Body ground Always 10 kohms or higher f2-4 (SO) - Body ground Always 10 kohms or higher f2-6 (EO) - Body ground Always 10 kohms or higher NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR OK: Go to next step
  5. CHECK HARNESS AND CONNECTOR (FRONT RIGHT CENTER SENSOR - FRONT RIGHT SENSOR) Disconnect the f4 No. 1 ultrasonic sensor connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition f3-2 (BO) - f4-1 (BI) Always Below 1 ohms f3-4 (SO) - f4-3 (SI) Always Below 1 ohms f3-6 (EO) - f4-5 (EI) Always Below 1 ohms f3-2 (BO) - Body ground Always 10 kohms or higher f3-4 (SO) - Body ground Always 10 kohms or higher f3-6 (EO) - Body ground Always 10 kohms or higher NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR OK: Go to next step
  6. INSPECT NO. 1 ULTRASONIC SENSOR (FRONT LEFT SENSOR) Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition 1 (BI) - 5 (EI) Always 10 kohms or higher 1 (BI) - 2 (BO) Always 10 kohms or higher 3 (SI) - 4 (SO) Always Below 1 ohms 5 (EI) - 6 (EO) Always Below 1 ohms TEXT IN ILLUSTRATION *a Component without harness connected (No. 1 Ultrasonic Sensor (Front Left Sensor)) NG --> See step 18 OK: Go to next step
  7. INSPECT NO. 1 ULTRASONIC SENSOR (FRONT LEFT CENTER SENSOR) Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition 1 (BI) - 5 (EI) Always 10 kohms or higher 1 (BI) - 2 (BO) Always 10 kohms or higher 3 (SI) - 4 (SO) Always Below 1 ohms 5 (EI) - 6 (EO) Always Below 1 ohms TEXT IN ILLUSTRATION *a Component without harness connected (No. 1 Ultrasonic Sensor (Front Left Center Sensor)) NG --> See step 20 OK: Go to next step
  8. INSPECT NO. 1 ULTRASONIC SENSOR (FRONT RIGHT CENTER SENSOR) Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition 1 (BI) - 5 (EI) Always 10 kohms or higher 1 (BI) - 2 (BO) Always 10 kohms or higher 3 (SI) - 4 (SO) Always Below 1 ohms 5 (EI) - 6 (EO) Always Below 1 ohms TEXT IN ILLUSTRATION *a Component without harness connected (No. 1 Ultrasonic Sensor (Front Right Center Sensor)) NG --> See step 19 OK: Go to next step
  9. REPLACE NO. 1 ULTRASONIC SENSOR (FRONT RIGHT SENSOR) See step 2 NEXT: Go to next step
  10. CHECK DTC OUTPUT (C1AEC) Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Check for DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Result Result Proceed to DTC C1AEC is output A No DTCs are output B B --> END A: Go to next step
  11. REPLACE NO. 1 ULTRASONIC SENSOR (FRONT RIGHT CENTER SENSOR) See step 2 NEXT: Go to next step
  12. CHECK DTC OUTPUT (C1AEC) Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Check for DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Result Result Proceed to DTC C1AEC is output A No DTCs are output B B --> END A: Go to next step
  13. REPLACE NO. 1 ULTRASONIC SENSOR (FRONT LEFT CENTER SENSOR) See step 2 NEXT: Go to next step
  14. CHECK DTC OUTPUT (C1AEC) Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Check for DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Result Result Proceed to DTC C1AEC is output A No DTCs are output B B --> END A: Go to next step
  15. REPLACE NO. 1 ULTRASONIC SENSOR (FRONT LEFT SENSOR) See step 2 NEXT: Go to next step
  16. CHECK DTC OUTPUT (C1AEC) Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Check for DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Result Result Proceed to DTC C1AEC is output A No DTCs are output B B --> END A --> See step 17
  17. REPLACE CLEARANCE WARNING ECU ASSEMBLY. Refer to «REMOVAL [07/2012 - ]»(ref-602801-S18095528582014030500000)
  18. REPLACE NO. 1 ULTRASONIC SENSOR (FRONT LEFT SENSOR). Refer to «REMOVAL [03/2012 - ]»(ref-602801-S42658741412014030500000)
  19. REPLACE NO. 1 ULTRASONIC SENSOR (FRONT RIGHT CENTER SENSOR). Refer to «REMOVAL [03/2012 - ]»(ref-602801-S42658741412014030500000)
  20. REPLACE NO. 1 ULTRASONIC SENSOR (FRONT LEFT CENTER SENSOR). Refer to «REMOVAL [03/2012 - ]»(ref-602801-S42658741412014030500000)
  21. USE SIMULATION METHOD TO CHECK. Refer to «HOW TO PROCEED WITH TROUBLESHOOTING [07/2012 - ]»(ref-602551-S06362766182014030500000)
  1. CHECK DTC OUTPUT (C1AED) Check for DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Recheck for DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Result Result Proceed to DTC C1AED is output A No DTCs are output B B --> See step 21 A: Go to next step
  2. CHECK HARNESS AND CONNECTOR (CLEARANCE WARNING ECU ASSEMBLY - REAR RIGHT SENSOR) Disconnect the F52 clearance warning ECU assembly connector. Disconnect the X5 No. 1 ultrasonic sensor connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition F52-7 (BOR) - X5-1 (BI) Always Below 1 ohms F52-24 (SOR) - X5-3 (SI) Always Below 1 ohms F52-18 (E2) - X5-5 (EI) Always Below 1 ohms F52-7 (BOR) - Body ground Always 10 kohms or higher F52-24 (SOR) - Body ground Always 10 kohms or higher F52-18 (E2) - Body ground Always 10 kohms or higher NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR OK: Go to next step
  3. CHECK HARNESS AND CONNECTOR (REAR RIGHT SENSOR - REAR RIGHT CENTER SENSOR) Disconnect the X6 No. 1 ultrasonic sensor connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition X5-2 (BO) - X6-1 (BI) Always Below 1 ohms X5-4 (SO) - X6-3 (SI) Always Below 1 ohms X5-6 (EO) - X6-5 (EI) Always Below 1 ohms X5-2 (BO) - Body ground Always 10 kohms or higher X5-4 (SO) - Body ground Always 10 kohms or higher X5-6 (EO) - Body ground Always 10 kohms or higher NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR OK: Go to next step
  4. CHECK HARNESS AND CONNECTOR (REAR RIGHT CENTER SENSOR - REAR LEFT CENTER SENSOR) Disconnect the X7 No. 1 ultrasonic sensor connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition X6-2 (BO) - X7-1 (BI) Always Below 1 ohms X6-4 (SO) - X7-3 (SI) Always Below 1 ohms X6-6 (EO) - X7-5 (EI) Always Below 1 ohms X6-2 (BO) - Body ground Always 10 kohms or higher X6-4 (SO) - Body ground Always 10 kohms or higher X6-6 (EO) - Body ground Always 10 kohms or higher NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR OK: Go to next step
  5. CHECK HARNESS AND CONNECTOR (REAR LEFT CENTER SENSOR - REAR LEFT SENSOR) Disconnect the X8 No. 1 ultrasonic sensor connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition X7-2 (BO) - X8-1 (BI) Always Below 1 ohms X7-4 (SO) - X8-3 (SI) Always Below 1 ohms X7-6 (EO) - X8-5 (EI) Always Below 1 ohms X7-2 (BO) - Body ground Always 10 kohms or higher X7-4 (SO) - Body ground Always 10 kohms or higher X7-6 (EO) - Body ground Always 10 kohms or higher NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR OK: Go to next step
  6. INSPECT NO. 1 ULTRASONIC SENSOR (REAR RIGHT SENSOR) Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition 1 (BI) - 5 (EI) Always 10 kohms or higher 1 (BI) - 2 (BO) Always 10 kohms or higher 3 (SI) - 4 (SO) Always Below 1 ohms 5 (EI) - 6 (EO) Always Below 1 ohms TEXT IN ILLUSTRATION *a Component without harness connected (No. 1 Ultrasonic Sensor (Rear Right Sensor)) NG --> See step 18 OK: Go to next step
  7. INSPECT NO. 1 ULTRASONIC SENSOR (REAR RIGHT CENTER SENSOR) Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition 1 (BI) - 5 (EI) Always 10 kohms or higher 1 (BI) - 2 (BO) Always 10 kohms or higher 3 (SI) - 4 (SO) Always Below 1 ohms 5 (EI) - 6 (EO) Always Below 1 ohms TEXT IN ILLUSTRATION *a Component without harness connected (No. 1 Ultrasonic Sensor (Rear Right Center Sensor)) NG --> See step 20 OK: Go to next step
  8. INSPECT NO. 1 ULTRASONIC SENSOR (REAR LEFT CENTER SENSOR) Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition 1 (BI) - 5 (EI) Always 10 kohms or higher 1 (BI) - 2 (BO) Always 10 kohms or higher 3 (SI) - 4 (SO) Always Below 1 ohms 5 (EI) - 6 (EO) Always Below 1 ohms TEXT IN ILLUSTRATION *a Component without harness connected (No. 1 Ultrasonic Sensor (Rear Left Center Sensor)) NG --> See step 19 OK: Go to next step
  9. REPLACE NO. 1 ULTRASONIC SENSOR (REAR LEFT SENSOR) See step 2 NEXT: Go to next step
  10. CHECK DTC OUTPUT (C1AED) Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Check for DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Result Result Proceed to DTC C1AED is output A No DTCs are output B B --> END A: Go to next step
  11. REPLACE NO. 1 ULTRASONIC SENSOR (REAR LEFT CENTER SENSOR) See step 2 NEXT: Go to next step
  12. CHECK DTC OUTPUT (C1AED) Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Check for DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Result Result Proceed to DTC C1AED is output A No DTCs are output B B --> END A: Go to next step
  13. REPLACE NO. 1 ULTRASONIC SENSOR (REAR RIGHT CENTER SENSOR) See step 2 NEXT: Go to next step
  14. CHECK DTC OUTPUT (C1AED) Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Check for DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Result Result Proceed to DTC C1AED is output A No DTCs are output B B --> END A: Go to next step
  15. REPLACE NO. 1 ULTRASONIC SENSOR (REAR RIGHT SENSOR) See step 2 NEXT: Go to next step
  16. CHECK DTC OUTPUT (C1AED) Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Check for DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Result Result Proceed to DTC C1AED is output A No DTCs are output B B --> END A --> See step 17
  17. REPLACE CLEARANCE WARNING ECU ASSEMBLY. Refer to «REMOVAL [03/2012 - 07/2012]»(ref-602801-S22322905532014030500000)
  18. REPLACE NO. 1 ULTRASONIC SENSOR (REAR RIGHT SENSOR). Refer to «REMOVAL [03/2012 - ]»(ref-602801-S14033536442014030500000)
  19. REPLACE NO. 1 ULTRASONIC SENSOR (REAR LEFT CENTER SENSOR). Refer to «REMOVAL [03/2012 - ]»(ref-602801-S14033536442014030500000)
  20. REPLACE NO. 1 ULTRASONIC SENSOR (REAR RIGHT CENTER SENSOR). Refer to «REMOVAL [03/2012 - ]»(ref-602801-S14033536442014030500000)
  21. USE SIMULATION METHOD TO CHECK. Refer to «HOW TO PROCEED WITH TROUBLESHOOTING [03/2012 - 07/2012]»(ref-602551-S27510191402014030500000)
  1. CHECK DTC OUTPUT (C1AED) Check for DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Recheck for DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Result Result Proceed to DTC C1AED is output A No DTCs are output B B --> See step 21 A: Go to next step
  2. CHECK HARNESS AND CONNECTOR (CLEARANCE WARNING ECU ASSEMBLY - REAR RIGHT SENSOR) Disconnect the F52 clearance warning ECU assembly connector. Disconnect the X5 No. 1 ultrasonic sensor connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition F52-7 (BOR) - X5-1 (BI) Always Below 1 ohms F52-24 (SOR) - X5-3 (SI) Always Below 1 ohms F52-18 (E2) - X5-5 (EI) Always Below 1 ohms F52-7 (BOR) - Body ground Always 10 kohms or higher F52-24 (SOR) - Body ground Always 10 kohms or higher F52-18 (E2) - Body ground Always 10 kohms or higher NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR OK: Go to next step
  3. CHECK HARNESS AND CONNECTOR (REAR RIGHT SENSOR - REAR RIGHT CENTER SENSOR) Disconnect the X6 No. 1 ultrasonic sensor connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition X5-2 (BO) - X6-1 (BI) Always Below 1 ohms X5-4 (SO) - X6-3 (SI) Always Below 1 ohms X5-6 (EO) - X6-5 (EI) Always Below 1 ohms X5-2 (BO) - Body ground Always 10 kohms or higher X5-4 (SO) - Body ground Always 10 kohms or higher X5-6 (EO) - Body ground Always 10 kohms or higher NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR OK: Go to next step
  4. CHECK HARNESS AND CONNECTOR (REAR RIGHT CENTER SENSOR - REAR LEFT CENTER SENSOR) Disconnect the X7 No. 1 ultrasonic sensor connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition X6-2 (BO) - X7-1 (BI) Always Below 1 ohms X6-4 (SO) - X7-3 (SI) Always Below 1 ohms X6-6 (EO) - X7-5 (EI) Always Below 1 ohms X6-2 (BO) - Body ground Always 10 kohms or higher X6-4 (SO) - Body ground Always 10 kohms or higher X6-6 (EO) - Body ground Always 10 kohms or higher NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR OK: Go to next step
  5. CHECK HARNESS AND CONNECTOR (REAR LEFT CENTER SENSOR - REAR LEFT SENSOR) Disconnect the X8 No. 1 ultrasonic sensor connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition X7-2 (BO) - X8-1 (BI) Always Below 1 ohms X7-4 (SO) - X8-3 (SI) Always Below 1 ohms X7-6 (EO) - X8-5 (EI) Always Below 1 ohms X7-2 (BO) - Body ground Always 10 kohms or higher X7-4 (SO) - Body ground Always 10 kohms or higher X7-6 (EO) - Body ground Always 10 kohms or higher NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR OK: Go to next step
  6. INSPECT NO. 1 ULTRASONIC SENSOR (REAR RIGHT SENSOR) Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition 1 (BI) - 5 (EI) Always 10 kohms or higher 1 (BI) - 2 (BO) Always 10 kohms or higher 3 (SI) - 4 (SO) Always Below 1 ohms 5 (EI) - 6 (EO) Always Below 1 ohms TEXT IN ILLUSTRATION *a Component without harness connected (No. 1 Ultrasonic Sensor (Rear Right Sensor)) NG --> See step 18 OK: Go to next step
  7. INSPECT NO. 1 ULTRASONIC SENSOR (REAR RIGHT CENTER SENSOR) Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition 1 (BI) - 5 (EI) Always 10 kohms or higher 1 (BI) - 2 (BO) Always 10 kohms or higher 3 (SI) - 4 (SO) Always Below 1 ohms 5 (EI) - 6 (EO) Always Below 1 ohms TEXT IN ILLUSTRATION *a Component without harness connected (No. 1 Ultrasonic Sensor (Rear Right Center Sensor)) NG --> See step 20 OK: Go to next step
  8. INSPECT NO. 1 ULTRASONIC SENSOR (REAR LEFT CENTER SENSOR) Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition 1 (BI) - 5 (EI) Always 10 kohms or higher 1 (BI) - 2 (BO) Always 10 kohms or higher 3 (SI) - 4 (SO) Always Below 1 ohms 5 (EI) - 6 (EO) Always Below 1 ohms TEXT IN ILLUSTRATION *a Component without harness connected (No. 1 Ultrasonic Sensor (Rear Left Center Sensor)) NG --> See step 19 OK: Go to next step
  9. REPLACE NO. 1 ULTRASONIC SENSOR (REAR LEFT SENSOR) See step 2 NEXT: Go to next step
  10. CHECK DTC OUTPUT (C1AED) Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Check for DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Result Result Proceed to DTC C1AED is output A No DTCs are output B B --> END A: Go to next step
  11. REPLACE NO. 1 ULTRASONIC SENSOR (REAR LEFT CENTER SENSOR) See step 2 NEXT: Go to next step
  12. CHECK DTC OUTPUT (C1AED) Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Check for DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Result Result Proceed to DTC C1AED is output A No DTCs are output B B --> END A: Go to next step
  13. REPLACE NO. 1 ULTRASONIC SENSOR (REAR RIGHT CENTER SENSOR) See step 2 NEXT: Go to next step
  14. CHECK DTC OUTPUT (C1AED) Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Check for DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Result Result Proceed to DTC C1AED is output A No DTCs are output B B --> END A: Go to next step
  15. REPLACE NO. 1 ULTRASONIC SENSOR (REAR RIGHT SENSOR) See step 2 NEXT: Go to next step
  16. CHECK DTC OUTPUT (C1AED) Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Check for DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Result Result Proceed to DTC C1AED is output A No DTCs are output B B --> END A --> See step 17
  17. REPLACE CLEARANCE WARNING ECU ASSEMBLY. Refer to «REMOVAL [07/2012 - ]»(ref-602801-S18095528582014030500000)
  18. REPLACE NO. 1 ULTRASONIC SENSOR (REAR RIGHT SENSOR). Refer to «REMOVAL [03/2012 - ]»(ref-602801-S14033536442014030500000)
  19. REPLACE NO. 1 ULTRASONIC SENSOR (REAR LEFT CENTER SENSOR). Refer to «REMOVAL [03/2012 - ]»(ref-602801-S14033536442014030500000)
  20. REPLACE NO. 1 ULTRASONIC SENSOR (REAR RIGHT CENTER SENSOR). Refer to «REMOVAL [03/2012 - ]»(ref-602801-S14033536442014030500000)
  21. USE SIMULATION METHOD TO CHECK. Refer to «HOW TO PROCEED WITH TROUBLESHOOTING [07/2012 - ]»(ref-602551-S06362766182014030500000)
  1. CHECK DTC OUTPUT Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Check for DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Result Result Proceed to DTCs (CAN communication system DTC) are output A No DTCs are output B B --> See step 3 A --> See step 2
  2. GO TO CAN COMMUNICATION SYSTEM. Refer to «HOW TO PROCEED WITH TROUBLESHOOTING [03/2012 - 07/2012]»(ref-602741-S42866298922014030500000)
  3. USE SIMULATION METHOD TO CHECK. Refer to «HOW TO PROCEED WITH TROUBLESHOOTING [03/2012 - 07/2012]»(ref-602551-S27510191402014030500000)
  1. CHECK DTC OUTPUT Clear the DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Check for DTCs. Refer to «DTC CHECK / CLEAR [03/2012 - ]»(ref-602790-S08061535002014030500000) . Result Result Proceed to DTCs (CAN communication system DTC) are output A No DTCs are output B B --> See step 3 A --> See step 2
  2. GO TO CAN COMMUNICATION SYSTEM. Refer to «HOW TO PROCEED WITH TROUBLESHOOTING [07/2012 - ]»(ref-602741-S23471534912014030500000)
  3. USE SIMULATION METHOD TO CHECK. Refer to «HOW TO PROCEED WITH TROUBLESHOOTING [07/2012 - ]»(ref-602551-S06362766182014030500000)
  1. PERFORM ACTIVE TEST USING TECHSTREAM Connect the Techstream to the DLC3. Turn the engine switch on (IG). Turn the Techstream on. Enter the following menus: Body Electrical / Intuitive P/A / Active Test. Check that the buzzer operates by performing the Active Test. CLEARANCE SONAR Tester Display Test Part Control Range Diagnostic Note Buzzer No. 1 clearance warning buzzer Operate or Stop Confirm that the vehicle is stopped and the engine switch is on (IG) OK The No. 1 clearance warning buzzer sounds. NG --> See step 2 OK --> See step 6
  2. CHECK HARNESS AND CONNECTOR (CLEARANCE WARNING ECU ASSEMBLY - NO. 1 CLEARANCE WARNING BUZZER) Disconnect the F27 No. 1 clearance warning buzzer connector. Disconnect the F52 clearance warning ECU assembly connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition F52-10 (BBZ) - F27-1 (Z+) Always Below 1 ohms F52-11 (EF) - F27-2 (Z-) Always Below 1 ohms F52-10 (BBZ) - Body ground Always 10 kohms or higher F52-11 (EF) - Body ground Always 10 kohms or higher NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR OK: Go to next step
  3. REPLACE NO. 1 CLEARANCE WARNING BUZZER Replace the No. 1 clearance warning buzzer with a new or known good one. Refer to «REMOVAL [03/2012 - 07/2012]»(ref-602801-S02306913922014030500000) . NEXT: Go to next step
  4. PERFORM ACTIVE TEST USING TECHSTREAM Connect the Techstream to the DLC3. Turn the engine switch on (IG). Turn the Techstream on. Enter the following menus: Body Electrical / Clearance Sonar / Active Test. Check that the buzzer operates by performing the Active Test. CLEARANCE SONAR Tester Display Test Part Control Range Diagnostic Note Buzzer No. 1 clearance warning buzzer Operate or Stop Confirm that the vehicle is stopped and the engine switch is on (IG) OK The No. 1 clearance warning buzzer sounds. NG --> See step 5 OK --> END
  5. REPLACE CLEARANCE WARNING ECU ASSEMBLY. Refer to «REMOVAL [03/2012 - 07/2012]»(ref-602801-S22322905532014030500000)
  6. PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE. Refer to «PROBLEM SYMPTOMS TABLE [03/2012 - 07/2012]»(ref-602790-S38204236352014030500000)
  1. CHECK HARNESS AND CONNECTOR (CLEARANCE WARNING ECU ASSEMBLY POWER SUPPLY) Disconnect the F52 clearance warning ECU assembly connector. Measure the voltage according to the value(s) is the table below. Standard Voltage Tester Connection Condition Specified Condition F52-15 (IG) - Body ground Engine switch on (IG) 11 to 14 V F52-15 (IG) - Body ground Engine switch off Below 1 V NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR OK: Go to next step
  2. CHECK HARNESS AND CONNECTOR (CLEARANCE WARNING ECU ASSEMBLY - BODY GROUND) Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition F52-17 (E) - Body ground Always Below 1 ohms NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR OK --> See step 3
  3. PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE. Refer to «PROBLEM SYMPTOMS TABLE [03/2012 - 07/2012]»(ref-602790-S38204236352014030500000)

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