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Lighting System (Interior) (Diagnostics & Circuit Tests): Other Lexus ES XV60

Interior/illumination Lights 13 illustrations ~5629 words

PRECAUTION [06/2012 - ]

  1. PRECAUTION FOR DISCONNECTING CABLE FROM NEGATIVE BATTERY TERMINAL NOTE: When disconnecting the cable from the negative (-) battery terminal, initialize the following system after the cable is reconnected. System Name See Procedure Parking Assist Monitor System Refer to «INITIALIZATION [06/2012 - ]»(ref-598449-S08309221792014021400000) Power Trunk Lid System

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Scheme 22: SYSTEM DIAGRAM [06/2012 - ]
Scheme 22: SYSTEM DIAGRAM [06/2012 - ]

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CUSTOMIZE PARAMETERS [06/2012 - ]

  1. CUSTOMIZE LIGHTING SYSTEM (INT) Customizing using the Techstream HINT: The following items can be customized. NOTE: When the customer requests a change in a function, first make sure that the function can be customized. Be sure to make a note of the current settings before customizing. When troubleshooting a function, first make sure that the function is set to the default setting. Connect the Techstream to the DLC3. Turn the engine switch on (IG). Turn the Techstream on. Enter the following menus: Customize Setting / Illuminated Entry. Select the setting by referring to the table below. ILLUMINATED ENTRY Tester Display Default Content Setting Relevant ECU Lighting Time 15 s Changes the lighting time after closing all of the doors. (It will fade out immediately in case of turning the engine switch from off to on (ACC or IG).) 15 s, 7.5 s or 30 s Main body ECU (Multiplex network body ECU) I/L when ACC OFF ON Lights up the following lights when the engine switch is turned from on (ACC or IG) to off: Engine Switch illumination Roof Console Box Assembly (Front Interior Light) Spot Light Assembly (Rear Interior Light) ON or OFF Main body ECU (Multiplex network body ECU) I/L ON W/Door Key Unlock ON Lights up the following lights when doors are unlocked using a mechanical key or door control transmitter: Engine Switch illumination Roof Console Box Assembly (Front Interior Light) Spot Light Assembly (Rear Interior Light) No. 1 Interior Illumination Light Assembly (Front Footwell Lights) No. 1 Interior Illumination Light Assembly (Rear Footwell Lights)*1 Front Door Trim Board Sub-assembly (Front Door Ambient Lights)*2 Rear Door Trim Board Sub-assembly (Rear Door Ambient Lights)*2 Interior Illumination Light Sub-assembly (Instrument Panel Ambient Light)*2 ON or OFF Main body ECU (Multiplex network body ECU) Room Light when Aprchd ON Lights up the following lights when a key enters any actuation area around the doors: Engine Switch illumination Roof Console Box Assembly (Front Interior Light) Spot Light Assembly (Rear Interior Light) ON or OFF Main body ECU (Multiplex network body ECU) Inside Foot Light ON Lights up the following lights: No. 1 Interior Illumination Light Assembly (Front Footwell Lights) No. 1 Interior Illumination Light Assembly (Rear Footwell Lights)*1 Front Door Trim Board Sub-assembly (Front Door Ambient Lights)*2 Rear Door Trim Board Sub-assembly (Rear Door Ambient Lights)*2 Interior Illumination Light Sub-assembly (Instrument Panel Ambient Light)*2 ON or OFF Main body ECU (Multiplex network body ECU) Light Control ON Dims (ON setting) or turns off (OFF setting) the following lights when all of the following conditions are met: Condition Engine switch is on (IG). The shift lever is moved out of P. All doors are closed. Lights that operate No. 1 Interior Illumination Light Assembly (Front Footwell Lights) No. 1 Interior Illumination Light Assembly (Rear Footwell Lights)*1 Front Door Trim Board Sub-assembly (Front Door Ambient Lights)*2 Rear Door Trim Board Sub-assembly (Rear Door Ambient Lights)*2 Interior Illumination Light Sub-assembly (Instrument Panel Ambient Light)*2 ON or OFF Main body ECU (Multiplex network body ECU) Interior Light Control ON Lights up the following lights when the illuminated entry function is operating: Engine Switch illumination Roof Console Box Assembly (Front Interior Light) Spot Light Assembly (Rear Interior Light) No. 1 Interior Illumination Light Assembly (Front Footwell Lights) No. 1 Interior Illumination Light Assembly (Rear Footwell Lights)*1 Front Door Trim Board Sub-assembly (Front Door Ambient Lights)*2 Rear Door Trim Board Sub-assembly (Rear Door Ambient Lights)*2 Interior Illumination Light Sub-assembly (Instrument Panel Ambient Light)*2 ON or OFF Main body ECU (Multiplex network body ECU) Interior Illumination Light*2 ON Lights up the following lights: Front Door Trim Board Sub-assembly (Front Door Ambient Lights) Rear Door Trim Board Sub-assembly (Rear Door Ambient Lights) Interior Illumination Light Sub-assembly (Instrument Panel Ambient Light) ON or OFF Main body ECU (Multiplex network body ECU) *1: w/ Rear Footwell Light *2: w/ Ambient Light Customizing using the multi-display (w/ multi-display) Turn the engine switch on (IG). Enter the following menus: Setup / Vehicle / Vehicle Customization / Light Settings. Select the setting by referring to the table below: LIGHT SETTINGS Display Default Content Setting Relevant ECU Interior Lights Off Timer 15 sec. Changes the lighting time after closing all of the doors. (It will fade out immediately in case of turning the engine switch from off to on (ACC or IG).) Off, 15 sec., 7.5 sec., or 30 sec. Main body ECU (Multiplex network body ECU) Customizing using the combination meter assembly (w/o multi-display) HINT: Press and hold the DISP switch (steering pad switch assembly) when entering an item. Briefly press the DISP switch (steering pad switch assembly) when selecting an item. Turn the engine switch on (IG). Enter the following menus: Settings / Vehicle or Ambient illumin*1 Select the setting by referring to the table below: VEHICLE Display Default Content Setting Relevant ECU Interior Lights Off Timer 15 sec. Changes the lighting time after closing all of the doors. (It will fade out immediately in case of turning the engine switch from off to on (ACC or IG).) Off, 15 sec., 7.5 sec., or 30 sec. Main body ECU (Multiplex network body ECU) AMBIENT ILLUMIN*1 Display Default Content Setting Relevant ECU Ambient illumin (instrument panel) On Lights up the following lights: Front Door Trim Board Sub-assembly (Front Door Ambient Lights) Rear Door Trim Board Sub-assembly (Rear Door Ambient Lights) Interior Illumination Light Sub-assembly (Instrument Panel Ambient Light) On or Off Main body ECU (Multiplex network body ECU) *1: w/ Ambient Light Press and hold the DISP switch (steering pad switch assembly). The setting completion screen will be displayed. Return to the item selection screen.

PROCEDURE

  1. CHECK DTC (SMART ACCESS SYSTEM WITH PUSH BUTTON START (for Start Function)) Check for DTCs. Refer to «DTC CHECK / CLEAR [06/2012 - ]»(ref-598458-S28920021412014021400000) RESULT Result Proceed to DTC is not output A DTC is output B B --> See step 8 A: Go to next step
  2. READ VALUE USING TECHSTREAM Connect the Techstream to the DLC3. Turn the engine switch on (IG). Turn the Techstream on. Enter the following menus: Body Electrical / Main Body / Data List. Read the display on the Techstream. MAIN BODY Tester Display Measurement Item/Range Normal Condition Diagnostic Note IG SW Engine switch on (IG) signal/ON or OFF ON: Engine switch on (IG) OFF: Engine switch off - OK Normal conditions listed above are displayed. NG --> See step 3 OK --> See step 5
  3. CHECK HARNESS AND CONNECTOR (ALT FUSE - INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY) Disconnect the 3E instrument panel junction block assembly connectors. Measure the voltage according to the value(s) in the table below. Standard Voltage Tester Connection Condition Specified Condition 3E-1 - Body ground Engine switch off 11 to 14 V NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR OK: Go to next step
  4. INSPECT INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY Remove the instrument panel junction block assembly. Refer to «REMOVAL [06/2012 - ]»(ref-598640-S21213941222014021400000) . Remove the main body ECU (multiplex network body ECU) from the instrument panel junction block assembly. Measure the resistance according to the value(s) in the table below. TEXT IN ILLUSTRATION *a Component without harness connected (Instrument Panel Junction Block Assembly) - - Standard Resistance Tester Connection Condition Specified Condition 3E-1 - MB-32 (IG) Always 10 kohms or higher 3E-1 - MB-32 (IG) Battery positive (+) --> 3A-27 Battery negative (-) --> 3B-7 Below 1 ohms NG --> See step 6 OK --> See step 7
  5. PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE. Refer to «PROBLEM SYMPTOMS TABLE [06/2012 - ]»(ref-598460-S28425848952014021400000)
  6. REPLACE INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY. Refer to «REMOVAL [06/2012 - ]»(ref-598640-S21213941222014021400000)
  7. REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU). Refer to «REMOVAL [06/2012 - ]»(ref-598640-S21213941222014021400000)
  8. GO TO SMART ACCESS SYSTEM WITH PUSH BUTTON START (for Start Function). Refer to «DIAGNOSTIC TROUBLE CODE CHART [06/2012 - ]»(ref-598458-S13991956172014021400000)
  1. CHECK DTC (SMART ACCESS SYSTEM WITH PUSH BUTTON START (for Start Function)) Check for DTCs. Refer to «DTC CHECK / CLEAR [06/2012 - ]»(ref-598458-S28920021412014021400000) RESULT Result Proceed to DTC is not output A DTC is output B B --> See step 8 A: Go to next step
  2. READ VALUE USING TECHSTREAM Connect the Techstream to the DLC3. Turn the engine switch on (IG). Turn the Techstream on. Enter the following menus: Body Electrical / Main Body / Data List. Read the display on the Techstream. MAIN BODY Tester Display Measurement Item/Range Normal Condition Diagnostic Note ACC SW Engine switch on (ACC) signal / ON or OFF ON: Engine switch on (ACC) OFF: Engine switch off - OK Normal conditions listed above are displayed. NG --> See step 3 OK --> See step 5
  3. CHECK HARNESS AND CONNECTOR (ALT FUSE - INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY) Disconnect the 3E instrument panel junction block assembly connectors. Measure the voltage according to the value(s) in the table below. Standard Voltage Tester Connection Condition Specified Condition 3E-1 - Body ground Engine switch off 11 to 14 V NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR OK: Go to next step
  4. INSPECT INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY Remove the instrument panel junction block assembly. Refer to «REMOVAL [06/2012 - ]»(ref-598640-S21213941222014021400000) . Remove the main body ECU (multiplex network body ECU) from the instrument panel junction block assembly. Measure the resistance according to the value(s) in the table below. TEXT IN ILLUSTRATION *a Component without harness connected (Instrument Panel Junction Block Assembly) - - Standard Resistance Tester Connection Condition Specified Condition 3E-1 - MB-29 (ACC) Always 10 kohms or higher 3E-1 - MB-29 (ACC) Battery positive (+) --> 3B-23 Battery negative (-) --> 3B-7 Below 1 ohms NG --> See step 6 OK --> See step 7
  5. PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE. Refer to «PROBLEM SYMPTOMS TABLE [06/2012 - ]»(ref-598460-S28425848952014021400000)
  6. REPLACE INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY. Refer to «REMOVAL [06/2012 - ]»(ref-598640-S21213941222014021400000)
  7. REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU). Refer to «REMOVAL [06/2012 - ]»(ref-598640-S21213941222014021400000)
  8. GO TO SMART ACCESS SYSTEM WITH PUSH BUTTON START (for Start Function). Refer to «DIAGNOSTIC TROUBLE CODE CHART [06/2012 - ]»(ref-598458-S13991956172014021400000)
  1. READ VALUE USING TECHSTREAM Connect the Techstream to the DLC3. Turn the engine switch on (IG). Turn the Techstream on. Enter the following menus: Body Electrical / Main Body / Data List. Read the display on the Techstream. MAIN BODY Tester Display Measurement Item/Range Normal Condition Diagnostic Note RR Door Courtesy SW Rear door courtesy light switch RH signal/ON or OFF ON: Rear door RH open OFF: Rear door RH closed - RL Door Courtesy SW Rear door courtesy light switch LH signal/ON or OFF ON: Rear door LH open OFF: Rear door LH closed - OK Normal conditions listed above are displayed. Result Result Proceed to OK A Rear door courtesy light switch LH or RH does not operate B B --> See step 2 A --> See step 5
  2. INSPECT REAR DOOR COURTESY LIGHT SWITCH ASSEMBLY (LH OR RH) Remove the rear door courtesy light switch assembly. Refer to «REMOVAL [06/2012 - ]»(ref-598677-S08612303932014021400000) . Inspect the rear door courtesy light switch assembly. Refer to «INSPECTION [06/2012 - ]»(ref-598677-S01883475452014021400000) . OK Rear door courtesy light switch assembly is normal. Result Result Proceed to OK (for Rear LH) A OK (for Rear RH) B NG C B --> See step 4 C --> See step 7 A: Go to next step
  3. CHECK HARNESS AND CONNECTOR (REAR DOOR COURTESY LIGHT SWITCH ASSEMBLY (FOR LH) - MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)) Disconnect the H11 main body ECU (multiplex network body ECU) connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition P8-1 - H11-3 (LCTY) Always Below 1 ohms P8-1 - Body ground Always 10 kohms or higher NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR OK --> See step 6
  4. CHECK HARNESS AND CONNECTOR (REAR DOOR COURTESY LIGHT SWITCH ASSEMBLY (FOR RH) - MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)) Disconnect the H10 main body ECU (multiplex network body ECU) connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition Q13-1 - H10-6 (RCTY) Always Below 1 ohms Q13-1 - Body ground Always 10 kohms or higher NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR OK --> See step 6
  5. PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE. Refer to «PROBLEM SYMPTOMS TABLE [06/2012 - ]»(ref-598460-S28425848952014021400000)
  6. REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU). Refer to «REMOVAL [06/2012 - ]»(ref-598640-S21213941222014021400000)
  7. REPLACE REAR DOOR COURTESY LIGHT SWITCH ASSEMBLY. Refer to «REMOVAL [06/2012 - ]»(ref-598677-S08612303932014021400000)
  1. PERFORM ACTIVE TEST USING TECHSTREAM Connect the Techstream to the DLC3. Turn the engine switch to on (IG). Turn the Techstream on. Enter the following menus: Body Electrical / Main Body / Active Test. Check that the lights operate. MAIN BODY Tester Display Test Part Control Range Diagnostic Note Illuminated Entry System Front interior light and rear interior light ON/OFF Interior door switch is on OK Each light fades in. NG --> See step 2 OK --> See step 6
  2. INSPECT ROOF CONSOLE BOX ASSEMBLY Remove the roof console box assembly. Refer to «REMOVAL [06/2012 - ]»(ref-598677-S37703066242014021400000) . Inspect the roof console box assembly. Refer to «INSPECTION [06/2012 - ]»(ref-598677-S38427341862014021400000) . OK Roof console box assembly is normal. NG --> See step 8 OK: Go to next step
  3. CHECK HARNESS AND CONNECTOR (ROOF CONSOLE BOX ASSEMBLY - INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY) Disconnect the 3B instrument panel junction block assembly connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition T10-9 (DOOR) - 3B-35 Always Below 1 ohms T10-9 (DOOR) - Body ground Always 10 kohms or higher NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR OK: Go to next step
  4. INSPECT INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY Remove the instrument panel junction block assembly. Refer to «REMOVAL [06/2012 - ]»(ref-598640-S21213941222014021400000) . Remove the main body ECU (multiplex network body ECU) from the instrument panel junction block assembly. Measure the resistance according to the value(s) in the table below. TEXT IN ILLUSTRATION *a Component without harness connected (Instrument Panel Junction Block Assembly) - - Standard Resistance Tester Connection Condition Specified Condition 3B-35 - MB-1 (ILE) Always Below 1 ohms NG --> See step 7 OK --> See step 5
  5. REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU). Refer to «REMOVAL [06/2012 - ]»(ref-598640-S21213941222014021400000)
  6. PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE. Refer to «PROBLEM SYMPTOMS TABLE [06/2012 - ]»(ref-598460-S28425848952014021400000)
  7. REPLACE INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY. Refer to «REMOVAL [06/2012 - ]»(ref-598640-S21213941222014021400000)
  8. REPLACE ROOF CONSOLE BOX ASSEMBLY. Refer to «REMOVAL [06/2012 - ]»(ref-598677-S37703066242014021400000)
  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 / Main Body / Active Test. Check that the relay operates. MAIN BODY Tester Display Test Part Control Range Diagnostic Note Relay for Interior Light Auto Cut Function Solid-state relay (built into roof console box assembly) ON/OFF - OK Light auto cut relay operates. NG --> See step 2 OK --> See step 4
  2. INSPECT ROOF CONSOLE BOX ASSEMBLY Remove the roof console box assembly. Refer to «REMOVAL [06/2012 - ]»(ref-598677-S37703066242014021400000) . Inspect the roof console box assembly. Refer to «INSPECTION [06/2012 - ]»(ref-598677-S38427341862014021400000) . OK Roof console box assembly is normal. NG --> See step 6 OK: Go to next step
  3. CHECK HARNESS AND CONNECTOR (ROOF CONSOLE BOX ASSEMBLY - MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)) Disconnect the H11 main body ECU (multiplex network body ECU) connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition T10-7 (CILL) - H11-2 (DOMR) Always Below 1 ohms T10-7 (CILL) - Body ground Always 10 kohms or higher NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR OK --> See step 5
  4. PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE. Refer to «PROBLEM SYMPTOMS TABLE [06/2012 - ]»(ref-598460-S28425848952014021400000)
  5. REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU). Refer to «REMOVAL [06/2012 - ]»(ref-598640-S21213941222014021400000)
  6. REPLACE ROOF CONSOLE BOX ASSEMBLY. Refer to «REMOVAL [06/2012 - ]»(ref-598677-S37703066242014021400000)
  1. INSPECT ROOF CONSOLE BOX ASSEMBLY Remove the roof console box assembly. Refer to «REMOVAL [06/2012 - ]»(ref-598677-S37703066242014021400000) . Inspect the roof console box assembly. Refer to «INSPECTION [06/2012 - ]»(ref-598677-S38427341862014021400000) . OK Roof console box assembly is normal. NG --> See step 5 OK: Go to next step
  2. CHECK HARNESS AND CONNECTOR (DOME FUSE - ROOF CONSOLE BOX ASSEMBLY) Measure the voltage according to the value(s) in the table below. Standard Voltage Tester Connection Condition Specified Condition T10-4 (+B1) - Body ground Engine switch off 11 to 14 V T10-5 (+B5) - Body ground Engine switch off 11 to 14 V NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR OK: Go to next step
  3. CHECK HARNESS AND CONNECTOR (ROOF CONSOLE BOX ASSEMBLY - MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)) Disconnect the H11 main body ECU (multiplex network body ECU) connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition T10-7 (CILL) - H11-2 (DOMR) Always Below 1 ohms T10-7 (CILL) - Body ground Always 10 kohms or higher NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR OK --> See step 4
  4. PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE. Refer to «PROBLEM SYMPTOMS TABLE [06/2012 - ]»(ref-598460-S28425848952014021400000)
  5. REPLACE ROOF CONSOLE BOX ASSEMBLY. Refer to «REMOVAL [06/2012 - ]»(ref-598677-S37703066242014021400000)
  1. CHECK SYMPTOMS Check symptoms. RESULT Result Proceed to Ambient lights do not illuminate. (for front and rear doors) A Ambient light does not illuminate. (for instrument panel) B B --> See step 5 A: Go to next step
  2. 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 / Main Body / Active Test. Check that the ambient lights come on. MAIN BODY Tester Display Test Part Control Range Diagnostic Note Interior Illumination Light2 Ambient light (for front and rear doors) ON/OFF Engine switch is turned off just before performing the Active Test. OK Ambient lights come on. NG --> See step 3 OK --> See step 10
  3. CHECK HARNESS AND CONNECTOR (DOME FUSE - DOOR TRIM BOARD SUB-ASSEMBLY) Disconnect the M7 front door trim board sub-assembly LH connector. Disconnect the L8 front door trim board sub-assembly RH connector. Disconnect the O3 rear door trim board sub-assembly LH connector. Disconnect the N3 rear door trim board sub-assembly RH connector. Measure the voltage according to the value(s) in the table below. Standard Voltage Tester Connection Condition Specified Condition M7-1 (+) - Body ground Engine switch off 11 to 14 V L8-1 (+) - Body ground Engine switch off 11 to 14 V O3-1 (+) - Body ground Engine switch off 11 to 14 V N3-1 (+) - Body ground Engine switch off 11 to 14 V NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR OK: Go to next step
  4. CHECK HARNESS AND CONNECTOR (DOOR TRIM BOARD SUB-ASSEMBLY - MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)) Disconnect the H11 main body ECU (multiplex network body ECU) connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition M7-2 (-) - H11-6 (LED2) Always Below 1 ohms L8-2 (-) - H11-6 (LED2) Always Below 1 ohms O3-2 (-) - H11-6 (LED2) Always Below 1 ohms N3-2 (-) - H11-6 (LED2) Always Below 1 ohms M7-2 (-) - Body ground Always 10 kohms or higher NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR OK --> See step 9
  5. 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 / Main Body / Active Test. Check that the ambient lights come on. MAIN BODY Tester Display Test Part Control Range Diagnostic Note Interior Illumination Light1 Ambient light (for instrument panel) ON/OFF Engine switch is turned off just before performing the Active Test. OK Ambient light come on. NG --> See step 6 OK --> See step 10
  6. INSPECT INTERIOR ILLUMINATION LIGHT SUB-ASSEMBLY Remove the interior illumination light sub-assembly. Refer to «REMOVAL [06/2012 - ]»(ref-598677-S31735858222014021400000) . Inspect the interior illumination light sub-assembly. Refer to «INSPECTION [06/2012 - ]»(ref-598677-S03843530112014021400000) . OK Interior illumination light comes on. NG --> See step 11 OK: Go to next step
  7. CHECK HARNESS AND CONNECTOR (DOME FUSE - INTERIOR ILLUMINATION LIGHT SUB-ASSEMBLY) Disconnect the H73 interior illumination light sub-assembly connector. Measure the voltage according to the value(s) in the table below. Standard Voltage Tester Connection Condition Specified Condition H73-5 (RRIL) - Body ground Engine switch off 11 to 14 V NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR OK: Go to next step
  8. CHECK HARNESS AND CONNECTOR (INTERIOR ILLUMINATION LIGHT SUB-ASSEMBLY - MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)) Disconnect the H11 main body ECU (multiplex network body ECU) connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition H73-3 (-) - H11-5 (LED1) Always Below 1 ohms H73-3 (-) - Body ground Always 10 kohms or higher NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR OK --> See step 9
  9. REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU). Refer to «REMOVAL [06/2012 - ]»(ref-598640-S21213941222014021400000)
  10. PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE. Refer to «PROBLEM SYMPTOMS TABLE [06/2012 - ]»(ref-598460-S28425848952014021400000)
  11. REPLACE INTERIOR ILLUMINATION LIGHT SUB-ASSEMBLY. Refer to «REMOVAL [06/2012 - ]»(ref-598677-S31735858222014021400000)
  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 / Main Body / Active Test. Check that the footwell lights come on. MAIN BODY Tester Display Test Part Control Range Diagnostic Note Fr Foot Light Footwell lights ON/OFF Engine switch is turned off just before performing the Active Test. OK Footwell lights come on. NG --> See step 2 OK --> See step 5
  2. CHECK HARNESS AND CONNECTOR (DOME FUSE - NO. 1 INTERIOR ILLUMINATION LIGHT ASSEMBLY) Disconnect the H47 No. 1 interior illumination light assembly LH connector. Disconnect the H48 No. 1 interior illumination light assembly RH connector. Disconnect the X14 No. 1 interior illumination light assembly LH connector.*1 Disconnect the W13 No. 1 interior illumination light assembly RH connector.*1 Measure the voltage according to the value(s) in the table below. Standard Voltage Tester Connection Condition Specified Condition H47-2 (B) - Body ground Engine switch off 11 to 14 V H48-2 (B) - Body ground Engine switch off 11 to 14 V X14-2 (B) - Body ground*1 Engine switch off 11 to 14 V W13-2 (B) - Body ground*1 Engine switch off 11 to 14 V *1: w/ Rear Footwell Light NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR OK: Go to next step
  3. CHECK HARNESS AND CONNECTOR (NO. 1 INTERIOR ILLUMINATION LIGHT ASSEMBLY - MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)) Disconnect the H9 main body ECU (multiplex network body ECU) connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition H47-1 (E) - H9-20 (FSPT) Always Below 1 ohms H48-1 (E) - H9-20 (FSPT) Always Below 1 ohms X14-1 (E) - H9-20 (FSPT) Always Below 1 ohms W13-1 (E) - H9-20 (FSPT) Always Below 1 ohms H47-1 (E) - Body ground Always 10 kohms or higher NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR OK --> See step 4
  4. REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU). Refer to «REMOVAL [06/2012 - ]»(ref-598640-S21213941222014021400000)
  5. PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE. Refer to «PROBLEM SYMPTOMS TABLE [06/2012 - ]»(ref-598460-S28425848952014021400000)
  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 / Smart Access / Active Test. Check that the illumination operates. SMART ACCESS Tester Display Test Part Control Range Diagnostic Note Power/Engine SW Light Engine switch light OFF/ON When performing this Active Test, make sure the following condition is met: The engine switch illumination is off (15 seconds or more have elapsed since it turned from on to off) and the engine switch is on (ACC) or on (IG), or the engine is running. OK Engine switch illumination comes on. NG --> See step 2 OK --> See step 5
  2. INSPECT ENGINE SWITCH Remove the engine switch. Refer to «REMOVAL [06/2012 - ]»(ref-598603-S04865255682014021400000) . Inspect the engine switch. Refer to «INSPECTION [06/2012 - ]»(ref-598603-S19413057192014021400000) . OK Engine switch illumination comes on. NG --> See step 4 OK: Go to next step
  3. CHECK HARNESS AND CONNECTOR (ENGINE SWITCH - CERTIFICATION ECU (SMART KEY ECU ASSEMBLY)) Disconnect the H56 certification ECU (smart key ECU assembly) connector. Disconnect the H44 engine switch connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition H44-9 (SWIL) - H56-16 (SWIL) Always Below 1 ohms H44-6 (AGND) - H56-24 (AGND) Always Below 1 ohms H44-9 (SWIL) - Body ground Always 10 kohms or higher H44-6 (AGND) - Body ground Always 10 kohms or higher NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR OK --> See step 6
  4. REPLACE ENGINE SWITCH. Refer to «REMOVAL [06/2012 - ]»(ref-598603-S04865255682014021400000)
  5. PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE. Refer to «PROBLEM SYMPTOMS TABLE [06/2012 - ]»(ref-598460-S28425848952014021400000)
  6. REPLACE CERTIFICATION ECU (SMART KEY ECU ASSEMBLY). Refer to «REMOVAL [06/2012 - ]»(ref-598651-S32321076912014021400000)
  1. READ VALUE USING TECHSTREAM Connect the Techstream to the DLC3. Turn the engine switch on (IG). Turn the Techstream on. Enter the following menus: Body Electrical / Main Body / Data List. Read the display on the Techstream. MAIN BODY Tester Display Measurement Item/Range Normal Condition Diagnostic Note FR Door Lock Pos Front door RH unlock detection switch signal/LOCK or UNLOCK LOCK: Front door RH locked UNLOCK: Front door RH unlocked - FL Door Lock Pos Front door LH unlock detection switch signal/LOCK or UNLOCK LOCK: Front door LH locked UNLOCK: Front door LH unlocked - RR-Door Lock Pos SW Rear door RH unlock detection switch signal/ON or OFF ON: Rear door LH locked and rear door RH unlocked ON: Rear door LH unlocked and rear door RH locked ON: Rear door LH and rear door RH unlocked OFF: Rear door LH and rear door RH locked - RL-Door Lock Pos SW Rear door LH unlock detection switch/ON or OFF ON: Rear door LH locked and rear door RH unlocked ON: Rear door LH unlocked and rear door RH locked ON: Rear door LH and rear door RH unlocked OFF: Rear door LH and rear door RH locked - Result Result Proceed to OK A Front door unlock detection switch LH does not operate B Front door unlock detection switch RH does not operate C Rear door unlock detection switch LH or rear door unlock detection switch RH does not operate D B --> See step 2 C --> See step 4 D --> See step 6 A --> See step 11
  2. INSPECT FRONT DOOR LOCK ASSEMBLY LH Remove the front door lock assembly LH. Refer to «REMOVAL [06/2012 - ]»(ref-598660-S09130190222014021400000) . Inspect the front door lock assembly LH. Refer to «INSPECTION [06/2012 - ]»(ref-598660-S28404584912014021400000) . OK Front door lock assembly LH is normal. NG --> See step 12 OK: Go to next step
  3. CHECK HARNESS AND CONNECTOR (FRONT DOOR LOCK ASSEMBLY LH - MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) AND BODY GROUND) Disconnect the M1 front door lock assembly LH connector. Disconnect the H10 main body ECU (multiplex network body ECU) connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition M1-8 (LSSR) - H10-7 (LSFL) Always Below 1 ohms M1-8 (LSSR) - Body ground Always 10 kohms or higher M1-7 (E) - Body ground Always Below 1 ohms NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR OK --> See step 16
  4. INSPECT FRONT DOOR LOCK ASSEMBLY RH Remove the front door lock assembly RH. Refer to «REMOVAL [06/2012 - ]»(ref-598660-S09130190222014021400000) . Inspect the front door lock assembly RH. Refer to «INSPECTION [06/2012 - ]»(ref-598660-S28404584912014021400000) . OK Front door lock assembly RH is normal. NG --> See step 13 OK: Go to next step
  5. CHECK HARNESS AND CONNECTOR (FRONT DOOR LOCK ASSEMBLY RH - MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) AND BODY GROUND) Disconnect the L1 front door lock assembly RH connector. Disconnect the H10 main body ECU (multiplex network body ECU) connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition L1-7 (LSSR) - H10-18 (LSFR) Always Below 1 ohms L1-7 (LSSR) - Body ground Always 10 kohms or higher L1-8 (E) - Body ground Always Below 1 ohms NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR OK --> See step 16
  6. INSPECT REAR DOOR LOCK ASSEMBLY LH Remove the rear door lock assembly LH. Refer to «REMOVAL [06/2012 - ]»(ref-598660-S00584386872014021400000) . Inspect the rear door lock assembly LH. Refer to «INSPECTION [06/2012 - ]»(ref-598660-S20303233222014021400000) . OK Rear door lock assembly LH is normal. NG --> See step 14 OK: Go to next step
  7. CHECK HARNESS AND CONNECTOR (REAR DOOR LOCK ASSEMBLY LH - INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY AND BODY GROUND) Disconnect the O1 rear door lock assembly LH connector. Disconnect the 3C instrument panel junction block assembly connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition O1-6 (LSSR) - 3C-17 Always Below 1 ohms O1-6 (LSSR) - Body ground Always 10 kohms or higher O1-9 (E) - Body ground Always Below 1 ohms NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR OK: Go to next step
  8. INSPECT REAR DOOR LOCK ASSEMBLY RH Remove the rear door lock assembly RH. Refer to «REMOVAL [06/2012 - ]»(ref-598660-S00584386872014021400000) . Inspect the rear door lock assembly RH. Refer to «INSPECTION [06/2012 - ]»(ref-598660-S20303233222014021400000) . OK Rear door lock assembly RH is normal. NG --> See step 15 OK: Go to next step
  9. CHECK HARNESS AND CONNECTOR (REAR DOOR LOCK ASSEMBLY RH - INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY AND BODY GROUND) Disconnect the N1 rear door lock assembly RH connector. Disconnect the 3A instrument panel junction block assembly connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition N1-6 (LSSR) - 3A-53 Always Below 1 ohms N1-6 (LSSR) - Body ground Always 10 kohms or higher N1-9 (E) - Body ground Always Below 1 ohms NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR OK: Go to next step
  10. INSPECT INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY Remove the instrument panel junction block assembly. Refer to «REMOVAL [06/2012 - ]»(ref-598640-S21213941222014021400000) . Remove the main body ECU (multiplex network body ECU) from the instrument panel junction block assembly. Measure the resistance according to the value(s) in the table below. TEXT IN ILLUSTRATION *a Component without harness connected (Instrument Panel Junction Block Assembly) - - Standard Resistance Tester Connection Condition Specified Condition 3C-17 - MB-5 (LSR) Always Below 1 ohms 3A-53 - MB-5 (LSR) Always Below 1 ohms NG --> See step 17 OK --> See step 16
  11. PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE. Refer to «PROBLEM SYMPTOMS TABLE [06/2012 - ]»(ref-598460-S28425848952014021400000)
  12. REPLACE FRONT DOOR LOCK ASSEMBLY LH. Refer to «REMOVAL [06/2012 - ]»(ref-598660-S09130190222014021400000)
  13. REPLACE FRONT DOOR LOCK ASSEMBLY RH. Refer to «REMOVAL [06/2012 - ]»(ref-598660-S09130190222014021400000)
  14. REPLACE REAR DOOR LOCK ASSEMBLY LH. Refer to «REMOVAL [06/2012 - ]»(ref-598660-S00584386872014021400000)
  15. REPLACE REAR DOOR LOCK ASSEMBLY RH. Refer to «REMOVAL [06/2012 - ]»(ref-598660-S00584386872014021400000)
  16. REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU). Refer to «REMOVAL [06/2012 - ]»(ref-598640-S21213941222014021400000)
  17. REPLACE INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY. Refer to «REMOVAL [06/2012 - ]»(ref-598640-S21213941222014021400000)
  1. READ VALUE USING TECHSTREAM Connect the Techstream to the DLC3. Turn the engine switch on (IG). Turn the Techstream on. Enter the following menus: Body Electrical / Main Body / Data List. Read the display on the Techstream. MAIN BODY Tester Display Measurement Item/Range Normal Condition Diagnostic Note Luggage Courtesy SW Luggage compartment door courtesy switch signal/ON or OFF ON: Luggage compartment door open OFF: Luggage compartment door closed - OK Normal conditions listed above are displayed. NG --> See step 2 OK --> See step 4
  2. INSPECT LUGGAGE COMPARTMENT DOOR LOCK ASSEMBLY Remove the luggage compartment door lock assembly. Refer to «REMOVAL [06/2012 - ]»(ref-598660-S23489558712014021400000) . Inspect the luggage compartment door lock assembly. Refer to «INSPECTION [06/2012 - ]»(ref-598660-S27303134242014021400000) . OK Luggage compartment door lock assembly is normal. NG --> See step 6 OK: Go to next step
  3. CHECK HARNESS AND CONNECTOR (LUGGAGE COMPARTMENT DOOR LOCK ASSEMBLY - MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)) Disconnect the H10 main body ECU (multiplex network body ECU) connector. Disconnect the P14 No. 1 luggage compartment light assembly connector. Measure the resistance according to the value(s) in the table below. Standard Resistance Tester Connection Condition Specified Condition U3-3 (D+) - H10-19 (LGCY) Always Below 1 ohms U3-3 (D+) - Body ground Always 10 kohms or higher U3-2 (E) - Body ground Always Below 1 ohms NG --> REPAIR OR REPLACE HARNESS OR CONNECTOR OK --> See step 5
  4. PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE. Refer to «PROBLEM SYMPTOMS TABLE [06/2012 - ]»(ref-598460-S28425848952014021400000)
  5. REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU). Refer to «REMOVAL [06/2012 - ]»(ref-598640-S21213941222014021400000)
  6. REPLACE LUGGAGE COMPARTMENT DOOR LOCK ASSEMBLY. Refer to «REMOVAL [06/2012 - ]»(ref-598660-S23489558712014021400000)

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