REMOVAL CAUTION / NOTICE / HINT HINT:
PROCEDURE 1. PRECAUTION NOTICE: After turning the ignition switch off, waiting time may be required before disconnecting
the cable from the battery terminal. Therefore, make sure to read the disconnecting
the cable from the battery terminal notice before proceeding with work (See page
2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL 3. REMOVE FRONT DOOR INSIDE HANDLE BEZEL PLUG LH
4. REMOVE FRONT UPPER ARMREST BASE PANEL LH
5. REMOVE FRONT DOOR LOWER FRAME BRACKET GARNISH LH
6. REMOVE FRONT DOOR ARMREST COVER LH 7. REMOVE FRONT DOOR TRIM BOARD SUB-ASSEMBLY LH
8. REMOVE FRONT NO. 1 DOOR TRIM BRACKET
9. REMOVE FRONT DOOR SERVICE HOLE COVER LH
10. REMOVE FRONT DOOR REAR LOWER FRAME SUB-ASSEMBLY LH
11. REMOVE FRONT DOOR GLASS SUB-ASSEMBLY LH
12. REMOVE FRONT DOOR LOCK ASSEMBLY LH
13. REMOVE FRONT DOOR LOCK REMOTE CONTROL CABLE ASSEMBLY LH
14. REMOVE FRONT DOOR INSIDE LOCKING CABLE ASSEMBLY LH
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Toyota Tundra Service Manual > Lighting System: Door Courtesy Switch Circuit
DESCRIPTION The main body ECU (multiplex network body ECU) detects the condition of the door courtesy light switch assembly. WIRING DIAGRAM PROCEDURE 1. READ VALUE USING TECHSTREAM (a) Using the Techstream, read the Data List. Click here Main Body Tester Display Measurement Item / Range Normal Condi ...