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Home/Scion/tC/Scion tC II рестайлинг (2013-2016)/Repair manual/Communication Devices/LIN Communication System (Diagnostic Codes): Other
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LIN Communication System (Diagnostic Codes): Other Scion tC II рестайлинг

Communication Devices ~6005 words

PROCEDURE

  1. CLEAR DTC Clear the DTCs. Refer to «DTC CHECK / CLEAR [05/2013 - ]»(ref-615309-S11930075772014050900000) . NEXT: Go to next step
  2. CHECK FOR DTC Check for DTCs. Refer to «DTC CHECK / CLEAR [05/2013 - ]»(ref-615309-S11930075772014050900000) . OK DTC B1273 is not output. NG --> See step 3 OK --> See step 9
  3. CHECK HARNESS AND CONNECTOR (MAIN BODY ECU - SLIDING ROOF ECU) Remove the main body ECU (multiplex network body ECU) from the instrument panel junction block assembly. Refer to «REMOVAL [05/2013 - 01/2014]»(ref-615304-S21964422262014050900000) . Reconnect the 2F instrument panel junction block assembly connector. Disconnect the K3 sliding roof drive gear sub-assembly (sliding roof ECU) connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition A-16 (LIN2) - K3-4 (MPX1) Always Below 1 ohms A-16 (LIN2) or K3-4 (MPX1) - Body ground Always 10 kohms or higher NG --> See step 8 OK: Go to next step
  4. CHECK HARNESS AND CONNECTOR (SLIDING ROOF ECU - BATTERY AND BODY GROUND) Disconnect the K3 sliding roof drive gear sub-assembly (sliding roof ECU) connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition K3-2 (E) - Body ground Always Below 1 ohms Measure the voltage according to the value(s) in the table below. Standard Voltage Tester Connection Condition Specified Condition K3-1 (B) - Body ground Always 11 to 14 V K3-5 (IG) - Body ground Ignition switch ON 11 to 14 V Ignition switch off Below 1 V TEXT IN ILLUSTRATION *a Front view of wire harness connector (to Sliding Roof Drive Gear Sub-assembly [Sliding Roof ECU]) NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR OK: Go to next step
  5. REPLACE SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY (SLIDING ROOF ECU) Temporarily replace the sliding roof drive gear sub-assembly (sliding roof ECU) with a new or normally functioning one. Refer to «DISASSEMBLY [05/2013 - ]»(ref-615316-S36070641932014050900000) . NEXT: Go to next step
  6. CLEAR DTC Clear the DTCs. Refer to «DTC CHECK / CLEAR [05/2013 - ]»(ref-615309-S11930075772014050900000) . NEXT: Go to next step
  7. CHECK FOR DTC Check for DTCs. Refer to «DTC CHECK / CLEAR [05/2013 - ]»(ref-615309-S11930075772014050900000) . OK DTC B1273 is not output. NG --> See step 10 OK --> END (SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY [SLIDING ROOF ECU] IS DEFECTIVE)
  8. CHECK HARNESS AND CONNECTOR (INSTRUMENT PANEL JUNCTION BLOCK - SLIDING ROOF ECU) Disconnect the 2F instrument panel junction block assembly connector. Disconnect the K3 sliding roof drive gear sub-assembly (sliding roof ECU) connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition 2F-4 - K3-4 (MPX1) Always Below 1 ohms 2F-4 - Body ground Always 10 kohms or higher NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR OK --> See step 11
  9. USE SIMULATION METHOD TO CHECK. Refer to «HOW TO PROCEED WITH TROUBLESHOOTING [05/2013 - 01/2014]»(ref-615109-S39439522442014050900000)
  10. REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU). Refer to «REMOVAL [05/2013 - 01/2014]»(ref-615304-S21964422262014050900000)
  11. REPLACE INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY. Refer to «REMOVAL [05/2013 - 01/2014]»(ref-615304-S21964422262014050900000)
  1. CLEAR DTC Clear the DTCs. Refer to «DTC CHECK / CLEAR [05/2013 - ]»(ref-615309-S11930075772014050900000) . NEXT: Go to next step
  2. CHECK FOR DTC Check for DTCs. Refer to «DTC CHECK / CLEAR [05/2013 - ]»(ref-615309-S11930075772014050900000) . OK DTC B1273 is not output. NG --> See step 3 OK --> See step 9
  3. CHECK HARNESS AND CONNECTOR (MAIN BODY ECU - SLIDING ROOF ECU) Remove the main body ECU (multiplex network body ECU) from the instrument panel junction block assembly. Refer to «REMOVAL [01/2014 - ]»(ref-615304-S25576509332014050900000) . Reconnect the 2F instrument panel junction block assembly connector. Disconnect the K3 sliding roof drive gear sub-assembly (sliding roof ECU) connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition A-16 (LIN2) - K3-4 (MPX1) Always Below 1 ohms A-16 (LIN2) or K3-4 (MPX1) - Body ground Always 10 kohms or higher NG --> See step 8 OK: Go to next step
  4. CHECK HARNESS AND CONNECTOR (SLIDING ROOF ECU - BATTERY AND BODY GROUND) Disconnect the K3 sliding roof drive gear sub-assembly (sliding roof ECU) connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition K3-2 (E) - Body ground Always Below 1 ohms Measure the voltage according to the value(s) in the table below. Standard Voltage Tester Connection Condition Specified Condition K3-1 (B) - Body ground Always 11 to 14 V K3-5 (IG) - Body ground Ignition switch ON 11 to 14 V Ignition switch off Below 1 V TEXT IN ILLUSTRATION *a Front view of wire harness connector (to Sliding Roof Drive Gear Sub-assembly [Sliding Roof ECU]) NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR OK: Go to next step
  5. REPLACE SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY (SLIDING ROOF ECU) Temporarily replace the sliding roof drive gear sub-assembly (sliding roof ECU) with a new or normally functioning one. Refer to «DISASSEMBLY [05/2013 - ]»(ref-615316-S36070641932014050900000) . NEXT: Go to next step
  6. CLEAR DTC Clear the DTCs. Refer to «DTC CHECK / CLEAR [05/2013 - ]»(ref-615309-S11930075772014050900000) . NEXT: Go to next step
  7. CHECK FOR DTC Check for DTCs. Refer to «DTC CHECK / CLEAR [05/2013 - ]»(ref-615309-S11930075772014050900000) . OK DTC B1273 is not output. NG --> See step 10 OK --> END (SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY [SLIDING ROOF ECU] IS DEFECTIVE)
  8. CHECK HARNESS AND CONNECTOR (INSTRUMENT PANEL JUNCTION BLOCK - SLIDING ROOF ECU) Disconnect the 2F instrument panel junction block assembly connector. Disconnect the K3 sliding roof drive gear sub-assembly (sliding roof ECU) connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition 2F-4 - K3-4 (MPX1) Always Below 1 ohms 2F-4 - Body ground Always 10 kohms or higher NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR OK --> See step 11
  9. USE SIMULATION METHOD TO CHECK. Refer to «HOW TO PROCEED WITH TROUBLESHOOTING [01/2014 - ]»(ref-615109-S05098042762014050900000)
  10. REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU). Refer to «REMOVAL [01/2014 - ]»(ref-615304-S25576509332014050900000)
  11. REPLACE INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY. Refer to «REMOVAL [01/2014 - ]»(ref-615304-S25576509332014050900000)
  1. CLEAR DTC Clear the DTCs. Refer to «DTC CHECK / CLEAR [05/2013 - ]»(ref-615309-S11930075772014050900000) . NEXT: Go to next step
  2. CHECK FOR DTC Check for DTCs. Refer to «DTC CHECK / CLEAR [05/2013 - ]»(ref-615309-S11930075772014050900000) . OK DTC B2287 or B278C is not output. NG --> See step 3 OK --> See step 8
  3. CHECK HARNESS AND CONNECTOR (CERTIFICATION ECU - POWER SOURCE CONTROL ECU) Disconnect the C35 certification ECU (smart key ECU assembly) connector. Disconnect the C43 power source control ECU connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition C35-29 (LIN) - C43-24 (LIN2) Always Below 1 ohms C35-29 (LIN) or C43-24 (LIN2) - Body ground Always 10 kohms or higher NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR OK: Go to next step
  4. CHECK HARNESS AND CONNECTOR (POWER SOURCE CONTROL ECU - BATTERY AND BODY GROUND) Disconnect the C43 power source control ECU connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition C43-5 (GND2) - Body ground Always Below 1 ohms C43-6 (GND) - Body ground Always Below 1 ohms Measure the voltage according to the value(s) in the table below. Standard Voltage Tester Connection Condition Specified Condition C43-1 (AM22) - Body ground Always 11 to 14 V C43-2 (AM21) - Body ground Always 11 to 14 V TEXT IN ILLUSTRATION *a Rear view of wire harness connector (to Power Source Control ECU) NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR OK: Go to next step
  5. REPLACE POWER SOURCE CONTROL ECU Temporarily replace the power source control ECU with a new or normally functioning one. Refer to «REMOVAL [01/2014 - ]»(ref-615304-S39493598012014050900000) . NEXT: Go to next step
  6. CLEAR DTC Clear the DTCs. Refer to «DTC CHECK / CLEAR [05/2013 - ]»(ref-615309-S11930075772014050900000) . NEXT: Go to next step
  7. CHECK FOR DTC Check for DTCs. Refer to «DTC CHECK / CLEAR [05/2013 - ]»(ref-615309-S11930075772014050900000) . OK DTC B2287 or B278C is not output. NG --> See step 9 OK --> END (POWER SOURCE CONTROL ECU IS DEFECTIVE)
  8. USE SIMULATION METHOD TO CHECK. Refer to «HOW TO PROCEED WITH TROUBLESHOOTING [01/2014 - ]»(ref-615109-S05098042762014050900000)
  9. REPLACE CERTIFICATION ECU (SMART KEY ECU ASSEMBLY). Refer to «REMOVAL [01/2014 - ]»(ref-615312-S21548903732014050900000)
  1. CLEAR DTC Clear the DTCs. Refer to «DTC CHECK / CLEAR [05/2013 - ]»(ref-615309-S11930075772014050900000) . NEXT: Go to next step
  2. CHECK FOR DTC Check for DTCs. Refer to «DTC CHECK / CLEAR [05/2013 - ]»(ref-615309-S11930075772014050900000) . OK DTC B2321 is not output. NG --> See step 3 OK --> See step 9
  3. CHECK HARNESS AND CONNECTOR (MAIN BODY ECU - POWER WINDOW REGULATOR MOTOR LH) Remove the main body ECU (multiplex network body ECU) from the instrument panel junction block assembly. Refer to «REMOVAL [05/2013 - 01/2014]»(ref-615304-S21964422262014050900000) . Reconnect the 2D instrument panel junction block assembly connector. Disconnect the E2 power window regulator motor assembly LH connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition A-16 (LIN2) - E2-9 (LIN) Always Below 1 ohms A-16 (LIN2) or E2-9 (LIN) - Body ground Always 10 kohms or higher NG --> See step 8 OK: Go to next step
  4. CHECK HARNESS AND CONNECTOR (POWER WINDOW REGULATOR MOTOR LH - BATTERY AND BODY GROUND) Disconnect the E2 power window regulator motor assembly LH connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition E2-1 (GND) - Body ground Always Below 1 ohms Measure the voltage according to the value(s) in the table below. Standard Voltage Tester Connection Condition Specified Condition E2-2 (B) - Body ground Always 11 to 14 V TEXT IN ILLUSTRATION *a Front view of wire harness connector (to Power Window Regulator Motor Assembly LH) NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR OK: Go to next step
  5. REPLACE POWER WINDOW REGULATOR MOTOR ASSEMBLY LH Temporarily replace the power window regulator motor assembly LH with a new or normally functioning one. Refer to «REMOVAL [05/2013 - 01/2014]»(ref-615314-S27652866252014050900000) . NEXT: Go to next step
  6. CLEAR DTC Clear the DTCs. Refer to «DTC CHECK / CLEAR [05/2013 - ]»(ref-615309-S11930075772014050900000) . NEXT: Go to next step
  7. CHECK FOR DTC Check for DTCs. Refer to «DTC CHECK / CLEAR [05/2013 - ]»(ref-615309-S11930075772014050900000) . OK DTC B2321 is not output. NG --> See step 10 OK --> END (POWER WINDOW REGULATOR MOTOR ASSEMBLY LH IS DEFECTIVE)
  8. CHECK HARNESS AND CONNECTOR (INSTRUMENT PANEL JUNCTION BLOCK - POWER WINDOW REGULATOR MOTOR LH) Disconnect the 2D instrument panel junction block assembly connector. Disconnect the E2 power window regulator motor assembly LH connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition 2D-49 - E2-9 (LIN) Always Below 1 ohms 2D-49 - Body ground Always 10 kohms or higher NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR OK --> See step 11
  9. USE SIMULATION METHOD TO CHECK. Refer to «HOW TO PROCEED WITH TROUBLESHOOTING [05/2013 - 01/2014]»(ref-615109-S39439522442014050900000)
  10. REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU). Refer to «REMOVAL [05/2013 - 01/2014]»(ref-615304-S21964422262014050900000)
  11. REPLACE INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY. Refer to «REMOVAL [05/2013 - 01/2014]»(ref-615304-S21964422262014050900000)
  1. CLEAR DTC Clear the DTCs. Refer to «DTC CHECK / CLEAR [05/2013 - ]»(ref-615309-S11930075772014050900000) . NEXT: Go to next step
  2. CHECK FOR DTC Check for DTCs. Refer to «DTC CHECK / CLEAR [05/2013 - ]»(ref-615309-S11930075772014050900000) . OK DTC B2321 is not output. NG --> See step 3 OK --> See step 9
  3. CHECK HARNESS AND CONNECTOR (MAIN BODY ECU - POWER WINDOW REGULATOR MOTOR LH) Remove the main body ECU (multiplex network body ECU) from the instrument panel junction block assembly. Refer to «REMOVAL [01/2014 - ]»(ref-615304-S25576509332014050900000) . Reconnect the 2D instrument panel junction block assembly connector. Disconnect the E2 power window regulator motor assembly LH connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition A-16 (LIN2) - E2-9 (LIN) Always Below 1 ohms A-16 (LIN2) or E2-9 (LIN) - Body ground Always 10 kohms or higher NG --> See step 8 OK: Go to next step
  4. CHECK HARNESS AND CONNECTOR (POWER WINDOW REGULATOR MOTOR LH - BATTERY AND BODY GROUND) Disconnect the E2 power window regulator motor assembly LH connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition E2-1 (GND) - Body ground Always Below 1 ohms Measure the voltage according to the value(s) in the table below. Standard Voltage Tester Connection Condition Specified Condition E2-2 (B) - Body ground Always 11 to 14 V TEXT IN ILLUSTRATION *a Front view of wire harness connector (to Power Window Regulator Motor Assembly LH) NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR OK: Go to next step
  5. REPLACE POWER WINDOW REGULATOR MOTOR ASSEMBLY LH Temporarily replace the power window regulator motor assembly LH with a new or normally functioning one. Refer to «REMOVAL [01/2014 - ]»(ref-615314-S19344400922014050900000) . NEXT: Go to next step
  6. CLEAR DTC Clear the DTCs. Refer to «DTC CHECK / CLEAR [05/2013 - ]»(ref-615309-S11930075772014050900000) . NEXT: Go to next step
  7. CHECK FOR DTC Check for DTCs. Refer to «DTC CHECK / CLEAR [05/2013 - ]»(ref-615309-S11930075772014050900000) . OK DTC B2321 is not output. NG --> See step 10 OK --> END (POWER WINDOW REGULATOR MOTOR ASSEMBLY LH IS DEFECTIVE)
  8. CHECK HARNESS AND CONNECTOR (INSTRUMENT PANEL JUNCTION BLOCK - POWER WINDOW REGULATOR MOTOR LH) Disconnect the 2D instrument panel junction block assembly connector. Disconnect the E2 power window regulator motor assembly LH connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition 2D-49 - E2-9 (LIN) Always Below 1 ohms 2D-49 - Body ground Always 10 kohms or higher NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR OK --> See step 11
  9. USE SIMULATION METHOD TO CHECK. Refer to «HOW TO PROCEED WITH TROUBLESHOOTING [01/2014 - ]»(ref-615109-S05098042762014050900000)
  10. REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU). Refer to «REMOVAL [01/2014 - ]»(ref-615304-S25576509332014050900000)
  11. REPLACE INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY. Refer to «REMOVAL [01/2014 - ]»(ref-615304-S25576509332014050900000)
  1. CLEAR DTC Clear the DTCs. Refer to «DTC CHECK / CLEAR [05/2013 - ]»(ref-615309-S11930075772014050900000) . NEXT: Go to next step
  2. CHECK FOR DTC Check for DTCs. Refer to «DTC CHECK / CLEAR [05/2013 - ]»(ref-615309-S11930075772014050900000) . OK DTC B2325 is not output. NG --> See step 3 OK --> See step 11
  3. CHECK HARNESS AND CONNECTOR (MAIN BODY ECU - POWER WINDOW REGULATOR MOTOR ASSEMBLY LH) Remove the main body ECU (multiplex network body ECU) from the instrument panel junction block assembly. Refer to «REMOVAL [05/2013 - 01/2014]»(ref-615304-S21964422262014050900000) . Reconnect the 2D instrument panel junction block assembly connector. Disconnect the E2 power window regulator motor assembly LH connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition A-16 (LIN2) - E2-9 (LIN) Always Below 1 ohms E2-9 (LIN) - Body ground Always 10 kohms or higher NG --> See step 9 OK: Go to next step
  4. CLEAR DTC Clear the DTCs. Refer to «DTC CHECK / CLEAR [05/2013 - ]»(ref-615309-S11930075772014050900000) . NEXT: Go to next step
  5. CHECK FOR DTC Disconnect the E2 power window regulator motor assembly LH connector. Check for DTCs. Refer to «DTC CHECK / CLEAR [05/2013 - ]»(ref-615309-S11930075772014050900000) . RESULT Result Proceed to DTC B2325 is output (w/ Sliding Roof System) A DTC B2325 is output (w/o Sliding Roof System) B DTC B2325 is not output C B --> See step 14 C --> See step 12 A: Go to next step
  6. CHECK HARNESS AND CONNECTOR (MAIN BODY ECU - SLIDING ROOF ECU) Remove the main body ECU (multiplex network body ECU) from the instrument panel junction block assembly. Refer to «REMOVAL [05/2013 - 01/2014]»(ref-615304-S21964422262014050900000) . Reconnect the 2F instrument panel junction block assembly connector. Disconnect the K3 sliding roof drive gear sub-assembly (sliding roof ECU) connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition A-16 (LIN2) - K3-4 (MPX1) Always Below 1 ohms K3-4 (MPX1) - Body ground Always 10 kohms or higher NG --> See step 10 OK: Go to next step
  7. CLEAR DTC Clear the DTCs. Refer to «DTC CHECK / CLEAR [05/2013 - ]»(ref-615309-S11930075772014050900000) . NEXT: Go to next step
  8. CHECK FOR DTC Disconnect the K3 sliding roof drive gear sub-assembly (sliding roof ECU) connector. Check for DTCs. Refer to «DTC CHECK / CLEAR [05/2013 - ]»(ref-615309-S11930075772014050900000) . RESULT Result Proceed to DTC B2325 is output A DTC B2325 is not output B B --> See step 13 A --> See step 14
  9. CHECK HARNESS AND CONNECTOR (INSTRUMENT PANEL JUNCTION BLOCK - POWER WINDOW REGULATOR MOTOR ASSEMBLY LH) Disconnect the 2D instrument panel junction block assembly connector. Disconnect the E2 power window regulator motor assembly LH connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition 2D-49 - E2-9 (LIN) Always Below 1 ohms 2D-49 - Body ground Always 10 kohms or higher NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR OK --> See step 15
  10. CHECK HARNESS AND CONNECTOR (INSTRUMENT PANEL JUNCTION BLOCK - SLIDING ROOF ECU) Disconnect the 2F instrument panel junction block assembly connector. Disconnect the K3 sliding roof drive gear sub-assembly (sliding roof ECU) connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition 2F-4 - K3-4 (MPX1) Always Below 1 ohms 2F-4 - Body ground Always 10 kohms or higher NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR OK --> See step 15
  11. USE SIMULATION METHOD TO CHECK. Refer to «HOW TO PROCEED WITH TROUBLESHOOTING [05/2013 - 01/2014]»(ref-615109-S39439522442014050900000)
  12. REPLACE POWER WINDOW REGULATOR MOTOR ASSEMBLY LH. Refer to «REMOVAL [05/2013 - 01/2014]»(ref-615314-S27652866252014050900000)
  13. REPLACE SLIDING ROOF DRIVE CABLE SUB-ASSEMBLY (SLIDING ROOF ECU). Refer to «REMOVAL [05/2013 - 01/2014]»(ref-615316-S41482687482014050900000)
  14. REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU). Refer to «REMOVAL [05/2013 - 01/2014]»(ref-615304-S21964422262014050900000)
  15. REPLACE INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY. Refer to «REMOVAL [05/2013 - 01/2014]»(ref-615304-S21964422262014050900000)
  1. CLEAR DTC Clear the DTCs. Refer to «DTC CHECK / CLEAR [05/2013 - ]»(ref-615309-S11930075772014050900000) . NEXT: Go to next step
  2. CHECK FOR DTC Check for DTCs. Refer to «DTC CHECK / CLEAR [05/2013 - ]»(ref-615309-S11930075772014050900000) . OK DTC B2325 is not output. NG --> See step 3 OK --> See step 11
  3. CHECK HARNESS AND CONNECTOR (MAIN BODY ECU - POWER WINDOW REGULATOR MOTOR ASSEMBLY LH) Remove the main body ECU (multiplex network body ECU) from the instrument panel junction block assembly. Refer to «REMOVAL [01/2014 - ]»(ref-615304-S25576509332014050900000) . Reconnect the 2D instrument panel junction block assembly connector. Disconnect the E2 power window regulator motor assembly LH connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition A-16 (LIN2) - E2-9 (LIN) Always Below 1 ohms E2-9 (LIN) - Body ground Always 10 kohms or higher NG --> See step 9 OK: Go to next step
  4. CLEAR DTC Clear the DTCs. Refer to «DTC CHECK / CLEAR [05/2013 - ]»(ref-615309-S11930075772014050900000) . NEXT: Go to next step
  5. CHECK FOR DTC Disconnect the E2 power window regulator motor assembly LH connector. Check for DTCs. Refer to «DTC CHECK / CLEAR [05/2013 - ]»(ref-615309-S11930075772014050900000) . RESULT Result Proceed to DTC B2325 is output (w/ Sliding Roof System) A DTC B2325 is output (w/o Sliding Roof System) B DTC B2325 is not output C B --> See step 14 C --> See step 12 A: Go to next step
  6. CHECK HARNESS AND CONNECTOR (MAIN BODY ECU - SLIDING ROOF ECU) Remove the main body ECU (multiplex network body ECU) from the instrument panel junction block assembly. Refer to «REMOVAL [01/2014 - ]»(ref-615304-S25576509332014050900000) . Reconnect the 2F instrument panel junction block assembly connector. Disconnect the K3 sliding roof drive gear sub-assembly (sliding roof ECU) connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition A-16 (LIN2) - K3-4 (MPX1) Always Below 1 ohms K3-4 (MPX1) - Body ground Always 10 kohms or higher NG --> See step 10 OK: Go to next step
  7. CLEAR DTC Clear the DTCs. Refer to «DTC CHECK / CLEAR [05/2013 - ]»(ref-615309-S11930075772014050900000) . NEXT: Go to next step
  8. CHECK FOR DTC Disconnect the K3 sliding roof drive gear sub-assembly (sliding roof ECU) connector. Check for DTCs. Refer to «DTC CHECK / CLEAR [05/2013 - ]»(ref-615309-S11930075772014050900000) . RESULT Result Proceed to DTC B2325 is output A DTC B2325 is not output B B --> See step 13 A --> See step 14
  9. CHECK HARNESS AND CONNECTOR (INSTRUMENT PANEL JUNCTION BLOCK - POWER WINDOW REGULATOR MOTOR ASSEMBLY LH) Disconnect the 2D instrument panel junction block assembly connector. Disconnect the E2 power window regulator motor assembly LH connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition 2D-49 - E2-9 (LIN) Always Below 1 ohms 2D-49 - Body ground Always 10 kohms or higher NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR OK --> See step 15
  10. CHECK HARNESS AND CONNECTOR (INSTRUMENT PANEL JUNCTION BLOCK - SLIDING ROOF ECU) Disconnect the 2F instrument panel junction block assembly connector. Disconnect the K3 sliding roof drive gear sub-assembly (sliding roof ECU) connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition 2F-4 - K3-4 (MPX1) Always Below 1 ohms 2F-4 - Body ground Always 10 kohms or higher NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR OK --> See step 15
  11. USE SIMULATION METHOD TO CHECK. Refer to «HOW TO PROCEED WITH TROUBLESHOOTING [01/2014 - ]»(ref-615109-S05098042762014050900000)
  12. REPLACE POWER WINDOW REGULATOR MOTOR ASSEMBLY LH. Refer to «REMOVAL [01/2014 - ]»(ref-615314-S19344400922014050900000)
  13. REPLACE SLIDING ROOF DRIVE CABLE SUB-ASSEMBLY (SLIDING ROOF ECU). Refer to «REMOVAL [01/2014 - ]»(ref-615316-S08069818842014050900000)
  14. REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU). Refer to «REMOVAL [01/2014 - ]»(ref-615304-S25576509332014050900000)
  15. REPLACE INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY. Refer to «REMOVAL [01/2014 - ]»(ref-615304-S25576509332014050900000)
  1. CLEAR DTC Clear the DTCs. Refer to «DTC CHECK / CLEAR [05/2013 - ]»(ref-615309-S11930075772014050900000) . NEXT: Go to next step
  2. CHECK FOR DTC Check for DTCs. Refer to «DTC CHECK / CLEAR [05/2013 - ]»(ref-615309-S11930075772014050900000) . OK DTC B2785 is not output. NG --> See step 3 OK --> See step 11
  3. CHECK HARNESS AND CONNECTOR (CERTIFICATION ECU - POWER SOURCE CONTROL ECU, ID CODE BOX AND STEERING LOCK ECU) Disconnect the C35 certification ECU (smart key ECU assembly) connector. Disconnect the C43 power source control ECU connector. Disconnect the C38 ID code box (immobiliser code ECU) connector. Disconnect the C18 steering lock actuator assembly (steering lock ECU) connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition C35-29 (LIN) - C43-24 (LIN2) Always Below 1 ohms C35-29 (LIN) - C38-3 (LIN1) Always Below 1 ohms C35-29 (LIN) - C18-5 (LIN) Always Below 1 ohms C35-29 (LIN) - Body ground Always 10 kohms or higher NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR OK: Go to next step
  4. CLEAR DTC Disconnect the C43 power source control ECU connector. Clear the DTCs. Refer to «DTC CHECK / CLEAR [05/2013 - ]»(ref-615309-S11930075772014050900000) . NEXT: Go to next step
  5. CHECK FOR DTC Check for DTCs. Refer to «DTC CHECK / CLEAR [05/2013 - ]»(ref-615309-S11930075772014050900000) . OK DTC B2785 is not output. NG --> See step 13 OK: Go to next step
  6. CLEAR DTC Disconnect the C18 steering lock actuator assembly (steering lock ECU) connector. Clear the DTCs. Refer to «DTC CHECK / CLEAR [05/2013 - ]»(ref-615309-S11930075772014050900000) . NEXT: Go to next step
  7. CHECK FOR DTC Check for DTCs. Refer to «DTC CHECK / CLEAR [05/2013 - ]»(ref-615309-S11930075772014050900000) . OK DTC B2785 is not output. NG --> See step 14 OK: Go to next step
  8. CLEAR DTC Disconnect the C38 ID code box (immobiliser code ECU) connector. Clear the DTCs. Refer to «DTC CHECK / CLEAR [05/2013 - ]»(ref-615309-S11930075772014050900000) . NEXT: Go to next step
  9. CHECK FOR DTC Check for DTCs. Refer to «DTC CHECK / CLEAR [05/2013 - ]»(ref-615309-S11930075772014050900000) . OK DTC B2785 is not output. NG --> See step 12 OK --> See step 10
  10. REPLACE CERTIFICATION ECU (SMART KEY ECU ASSEMBLY). Refer to «REMOVAL [05/2013 - 01/2014]»(ref-615312-S21015765112014050900000)
  11. USE SIMULATION METHOD TO CHECK. Refer to «HOW TO PROCEED WITH TROUBLESHOOTING [05/2013 - 01/2014]»(ref-615109-S39439522442014050900000)
  12. REPLACE ID CODE BOX (IMMOBILISER CODE ECU). Refer to «REMOVAL [05/2013 - 01/2014]»(ref-615312-S13109161422014050900000)
  13. REPLACE POWER SOURCE CONTROL ECU. Refer to «REMOVAL [05/2013 - 01/2014]»(ref-615304-S36922080022014050900000)
  14. REPLACE STEERING LOCK ACTUATOR ASSEMBLY (STEERING LOCK ECU). Refer to «DISASSEMBLY [05/2013 - ]»(ref-615273-S21299910952014050900000)
  1. CLEAR DTC Clear the DTCs. Refer to «DTC CHECK / CLEAR [05/2013 - ]»(ref-615309-S11930075772014050900000) . NEXT: Go to next step
  2. CHECK FOR DTC Check for DTCs. Refer to «DTC CHECK / CLEAR [05/2013 - ]»(ref-615309-S11930075772014050900000) . OK DTC B2785 is not output. NG --> See step 3 OK --> See step 11
  3. CHECK HARNESS AND CONNECTOR (CERTIFICATION ECU - POWER SOURCE CONTROL ECU, ID CODE BOX AND STEERING LOCK ECU) Disconnect the C35 certification ECU (smart key ECU assembly) connector. Disconnect the C43 power source control ECU connector. Disconnect the C38 ID code box (immobiliser code ECU) connector. Disconnect the C18 steering lock actuator assembly (steering lock ECU) connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition C35-29 (LIN) - C43-24 (LIN2) Always Below 1 ohms C35-29 (LIN) - C38-3 (LIN1) Always Below 1 ohms C35-29 (LIN) - C18-5 (LIN) Always Below 1 ohms C35-29 (LIN) - Body ground Always 10 kohms or higher NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR OK: Go to next step
  4. CLEAR DTC Disconnect the C43 power source control ECU connector. Clear the DTCs. Refer to «DTC CHECK / CLEAR [05/2013 - ]»(ref-615309-S11930075772014050900000) . NEXT: Go to next step
  5. CHECK FOR DTC Check for DTCs. Refer to «DTC CHECK / CLEAR [05/2013 - ]»(ref-615309-S11930075772014050900000) . OK DTC B2785 is not output. NG --> See step 13 OK: Go to next step
  6. CLEAR DTC Disconnect the C18 steering lock actuator assembly (steering lock ECU) connector. Clear the DTCs. Refer to «DTC CHECK / CLEAR [05/2013 - ]»(ref-615309-S11930075772014050900000) . NEXT: Go to next step
  7. CHECK FOR DTC Check for DTCs. Refer to «DTC CHECK / CLEAR [05/2013 - ]»(ref-615309-S11930075772014050900000) . OK DTC B2785 is not output. NG --> See step 14 OK: Go to next step
  8. CLEAR DTC Disconnect the C38 ID code box (immobiliser code ECU) connector. Clear the DTCs. Refer to «DTC CHECK / CLEAR [05/2013 - ]»(ref-615309-S11930075772014050900000) . NEXT: Go to next step
  9. CHECK FOR DTC Check for DTCs. Refer to «DTC CHECK / CLEAR [05/2013 - ]»(ref-615309-S11930075772014050900000) . OK DTC B2785 is not output. NG --> See step 12 OK --> See step 10
  10. REPLACE CERTIFICATION ECU (SMART KEY ECU ASSEMBLY). Refer to «REMOVAL [01/2014 - ]»(ref-615312-S21548903732014050900000)
  11. USE SIMULATION METHOD TO CHECK. Refer to «HOW TO PROCEED WITH TROUBLESHOOTING [01/2014 - ]»(ref-615109-S05098042762014050900000)
  12. REPLACE ID CODE BOX (IMMOBILISER CODE ECU). Refer to «REMOVAL [01/2014 - ]»(ref-615312-S27129648902014050900000)
  13. REPLACE POWER SOURCE CONTROL ECU. Refer to «REMOVAL [01/2014 - ]»(ref-615304-S39493598012014050900000)
  14. REPLACE STEERING LOCK ACTUATOR ASSEMBLY (STEERING LOCK ECU). Refer to «DISASSEMBLY [05/2013 - ]»(ref-615273-S21299910952014050900000)
  1. CLEAR DTC Clear the DTCs. Refer to «DTC CHECK / CLEAR [05/2013 - ]»(ref-615309-S11930075772014050900000) . NEXT: Go to next step
  2. CHECK FOR DTC Check for DTCs. Refer to «DTC CHECK / CLEAR [05/2013 - ]»(ref-615309-S11930075772014050900000) . OK DTC B2786 is not output. NG --> See step 3 OK --> See step 8
  3. CHECK HARNESS AND CONNECTOR (CERTIFICATION ECU - STEERING LOCK ECU) Disconnect the C35 certification ECU (smart key ECU assembly) connector. Disconnect the C18 steering lock actuator assembly (steering lock ECU) connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition C35-29 (LIN) - C18-5 (LIN) Always Below 1 ohms C35-29 (LIN) or C18-5 (LIN) - Body ground Always 10 kohms or higher NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR OK: Go to next step
  4. CHECK HARNESS AND CONNECTOR (STEERING LOCK ECU - BATTERY AND BODY GROUND) Disconnect the C18 steering lock actuator assembly (steering lock ECU) connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition C18-1 (GND) - Body ground Always Below 1 ohms Measure the voltage according to the value(s) in the table below. Standard Voltage Tester Connection Condition Specified Condition C18-6 (IG2) - Body ground Ignition switch ON 11 to 14 V Ignition switch off Below 1 V C18-7 (B) - Body ground Always 11 to 14 V TEXT IN ILLUSTRATION *a Front view of wire harness connector (to Steering Lock Actuator Assembly [Steering Lock ECU]) NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR OK: Go to next step
  5. REPLACE STEERING LOCK ACTUATOR ASSEMBLY (STEERING LOCK ECU) Temporarily replace the steering lock actuator assembly (steering lock ECU) with a new one. Refer to «DISASSEMBLY [05/2013 - ]»(ref-615273-S21299910952014050900000) . NEXT: Go to next step
  6. CLEAR DTC Clear the DTCs. Refer to «DTC CHECK / CLEAR [05/2013 - ]»(ref-615309-S11930075772014050900000) . NEXT: Go to next step
  7. CHECK FOR DTC Check for DTCs. Refer to «DTC CHECK / CLEAR [05/2013 - ]»(ref-615309-S11930075772014050900000) . OK DTC B2786 is not output. NG --> See step 9 OK --> END (STEERING LOCK ACTUATOR ASSEMBLY [STEERING LOCK ECU] IS DEFECTIVE)
  8. USE SIMULATION METHOD TO CHECK. Refer to «HOW TO PROCEED WITH TROUBLESHOOTING [05/2013 - 01/2014]»(ref-615109-S39439522442014050900000)
  9. REPLACE CERTIFICATION ECU (SMART KEY ECU ASSEMBLY). Refer to «REMOVAL [05/2013 - 01/2014]»(ref-615312-S21015765112014050900000)
  1. CLEAR DTC Clear the DTCs. Refer to «DTC CHECK / CLEAR [05/2013 - ]»(ref-615309-S11930075772014050900000) . NEXT: Go to next step
  2. CHECK FOR DTC Check for DTCs. Refer to «DTC CHECK / CLEAR [05/2013 - ]»(ref-615309-S11930075772014050900000) . OK DTC B2786 is not output. NG --> See step 3 OK --> See step 8
  3. CHECK HARNESS AND CONNECTOR (CERTIFICATION ECU - STEERING LOCK ECU) Disconnect the C35 certification ECU (smart key ECU assembly) connector. Disconnect the C18 steering lock actuator assembly (steering lock ECU) connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition C35-29 (LIN) - C18-5 (LIN) Always Below 1 ohms C35-29 (LIN) or C18-5 (LIN) - Body ground Always 10 kohms or higher NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR OK: Go to next step
  4. CHECK HARNESS AND CONNECTOR (STEERING LOCK ECU - BATTERY AND BODY GROUND) Disconnect the C18 steering lock actuator assembly (steering lock ECU) connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition C18-1 (GND) - Body ground Always Below 1 ohms Measure the voltage according to the value(s) in the table below. Standard Voltage Tester Connection Condition Specified Condition C18-6 (IG2) - Body ground Ignition switch ON 11 to 14 V Ignition switch off Below 1 V C18-7 (B) - Body ground Always 11 to 14 V TEXT IN ILLUSTRATION *a Front view of wire harness connector (to Steering Lock Actuator Assembly [Steering Lock ECU]) NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR OK: Go to next step
  5. REPLACE STEERING LOCK ACTUATOR ASSEMBLY (STEERING LOCK ECU) Temporarily replace the steering lock actuator assembly (steering lock ECU) with a new one. Refer to «DISASSEMBLY [05/2013 - ]»(ref-615273-S21299910952014050900000) . NEXT: Go to next step
  6. CLEAR DTC Clear the DTCs. Refer to «DTC CHECK / CLEAR [05/2013 - ]»(ref-615309-S11930075772014050900000) . NEXT: Go to next step
  7. CHECK FOR DTC Check for DTCs. Refer to «DTC CHECK / CLEAR [05/2013 - ]»(ref-615309-S11930075772014050900000) . OK DTC B2786 is not output. NG --> See step 9 OK --> END (STEERING LOCK ACTUATOR ASSEMBLY [STEERING LOCK ECU] IS DEFECTIVE)
  8. USE SIMULATION METHOD TO CHECK. Refer to «HOW TO PROCEED WITH TROUBLESHOOTING [01/2014 - ]»(ref-615109-S05098042762014050900000)
  9. REPLACE CERTIFICATION ECU (SMART KEY ECU ASSEMBLY). Refer to «REMOVAL [01/2014 - ]»(ref-615312-S21548903732014050900000)
  1. CLEAR DTC Clear the DTCs. Refer to «DTC CHECK / CLEAR [05/2013 - ]»(ref-615309-S11930075772014050900000) . NEXT: Go to next step
  2. CHECK FOR DTC Check for DTCs. Refer to «DTC CHECK / CLEAR [05/2013 - ]»(ref-615309-S11930075772014050900000) . OK DTC B2789 is not output. NG --> See step 3 OK --> See step 8
  3. CHECK HARNESS AND CONNECTOR (CERTIFICATION ECU - ID CODE BOX) Disconnect the C35 certification ECU (smart key ECU assembly) connector. Disconnect the C38 ID code box (immobiliser code ECU) connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition C35-29 (LIN) - C38-3 (LIN1) Always Below 1 ohms C35-29 (LIN) or C38-3 (LIN1) - Body ground Always 10 kohms or higher NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR OK: Go to next step
  4. CHECK HARNESS AND CONNECTOR (ID CODE BOX - BATTERY AND BODY GROUND) Disconnect the C38 ID code box (immobiliser code ECU) connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition C38-8 (GND) - Body ground Always Below 1 ohms Measure the voltage according to the value(s) in the table below. Standard Voltage Tester Connection Condition Specified Condition C38-1 (+B) - Body ground Always 11 to 14 V TEXT IN ILLUSTRATION *a Front view of wire harness connector (to ID Code Box [Immobiliser Code ECU]) NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR OK: Go to next step
  5. REPLACE ID CODE BOX (IMMOBILISER CODE ECU) Temporarily replace the ID code box (immobiliser code ECU) with a new one. Refer to «REMOVAL [05/2013 - 01/2014]»(ref-615312-S13109161422014050900000) . NEXT: Go to next step
  6. CLEAR DTC Clear the DTCs. Refer to «DTC CHECK / CLEAR [05/2013 - ]»(ref-615309-S11930075772014050900000) . NEXT: Go to next step
  7. CHECK FOR DTC Check for DTCs. Refer to «DTC CHECK / CLEAR [05/2013 - ]»(ref-615309-S11930075772014050900000) . OK DTC B2789 is not output. NG --> See step 9 OK --> END (ID CODE BOX [IMMOBILISER CODE ECU] IS DEFECTIVE)
  8. USE SIMULATION METHOD TO CHECK. Refer to «HOW TO PROCEED WITH TROUBLESHOOTING [05/2013 - 01/2014]»(ref-615109-S39439522442014050900000)
  9. REPLACE CERTIFICATION ECU (SMART KEY ECU ASSEMBLY). Refer to «REMOVAL [05/2013 - 01/2014]»(ref-615312-S21015765112014050900000)
  1. CLEAR DTC Clear the DTCs. Refer to «DTC CHECK / CLEAR [05/2013 - ]»(ref-615309-S11930075772014050900000) . NEXT: Go to next step
  2. CHECK FOR DTC Check for DTCs. Refer to «DTC CHECK / CLEAR [05/2013 - ]»(ref-615309-S11930075772014050900000) . OK DTC B2789 is not output. NG --> See step 3 OK --> See step 8
  3. CHECK HARNESS AND CONNECTOR (CERTIFICATION ECU - ID CODE BOX) Disconnect the C35 certification ECU (smart key ECU assembly) connector. Disconnect the C38 ID code box (immobiliser code ECU) connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition C35-29 (LIN) - C38-3 (LIN1) Always Below 1 ohms C35-29 (LIN) or C38-3 (LIN1) - Body ground Always 10 kohms or higher NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR OK: Go to next step
  4. CHECK HARNESS AND CONNECTOR (ID CODE BOX - BATTERY AND BODY GROUND) Disconnect the C38 ID code box (immobiliser code ECU) connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition C38-8 (GND) - Body ground Always Below 1 ohms Measure the voltage according to the value(s) in the table below. Standard Voltage Tester Connection Condition Specified Condition C38-1 (+B) - Body ground Always 11 to 14 V TEXT IN ILLUSTRATION *a Front view of wire harness connector (to ID Code Box [Immobiliser Code ECU]) NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR OK: Go to next step
  5. REPLACE ID CODE BOX (IMMOBILISER CODE ECU) Temporarily replace the ID code box (immobiliser code ECU) with a new one. Refer to «REMOVAL [01/2014 - ]»(ref-615312-S27129648902014050900000) . NEXT: Go to next step
  6. CLEAR DTC Clear the DTCs. Refer to «DTC CHECK / CLEAR [05/2013 - ]»(ref-615309-S11930075772014050900000) . NEXT: Go to next step
  7. CHECK FOR DTC Check for DTCs. Refer to «DTC CHECK / CLEAR [05/2013 - ]»(ref-615309-S11930075772014050900000) . OK DTC B2789 is not output. NG --> See step 9 OK --> END (ID CODE BOX [IMMOBILISER CODE ECU] IS DEFECTIVE)
  8. USE SIMULATION METHOD TO CHECK. Refer to «HOW TO PROCEED WITH TROUBLESHOOTING [01/2014 - ]»(ref-615109-S05098042762014050900000)
  9. REPLACE CERTIFICATION ECU (SMART KEY ECU ASSEMBLY). Refer to «REMOVAL [01/2014 - ]»(ref-615312-S21548903732014050900000)

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