Toyota Sienna Service Manual: Combination meter

Meter Illumination does not Dim at Night

DESCRIPTION  Confirm that the vehicle is equipped with the optitron meter, then check this circuit.  The combination meter assembly receives a auto dimmer signal from the body EC ...

Removal

1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL CAUTION: Wait for 90 seconds after disconnecting the cable to prevent the airbag working. 2. REMOVE INSTRUMENT CLUSTER FINISH PANEL SUB-ASSEMBLY ...

Other materials:

Initialization
1. RESET  When the battery is reconnected: The back door is locked and therefore cannot be opened. Therefore, it is necessary to unlock the back door using the door control switch or transmitter switch.  Reset the power back door system: The power back door ECU records the ...

Only Wireless Door Lock Control Function does not Operate
DESCRIPTION The door control receiver receives a signal from the transmitter and sends this signal to the multiplex network body ECU. Then, the multiplex network body ECU controls operation of the door locks and power windows. Then, the power slide door ECU causes the power slide door to o ...

Brake Warning Light does not Come ON
WIRING DIAGRAM See page BC-52. INSPECTION PROCEDURE 1 INSPECT BRAKE WARNING LIGHT (a) Disconnect the skid control ECU connector. (b) Turn the ignition switch to the on position. (c) Check that the BRAKE warning light comes on. OK: BRAKE warning light comes on. HINT: If troubleshooting ...