Toyota Sienna Service Manual: Brake actuator (w/o vsc)

On-vehicle inspection

1. CONNECT INTELLIGENT TESTER (a) Connect the intelligent tester to the DLC3. (b) Start the engine and run at idle. (c) Select the ACTIVE TEST mode on the intelligent tester. HINT: Pleas ...

Other materials:

ECU Power Source Circuit
DESCRIPTION This is the power source for the tire pressure warning ECU. WIRING DIAGRAM INSPECTION PROCEDURE NOTICE: When replacing the tire pressure warning ECU, read the transmitter IDs stored in the old ECU using the intelligent tester and write them down before removal. It is neces ...

How to proceed with troubleshooting
HINT: The intelligent tester can be used in steps 2, 3, 4, 6 and 9. 1 VEHICLE BROUGHT TO WORKSHOP 2 CONNECT INTELLIGENT TESTER TO DLC3 HINT: If the display indicates a communication fault in the tester, inspect the DLC3. 3 CHECK DTC AND FREEZE FRAME DATA (a) Check for DTC(s) and freeze f ...

Removal
1. REMOVE FRONT DOOR LOWER FRAME BRACKET GARNISH LH 2. REMOVE FRONT DOOR INSIDE HANDLE BEZEL PLUG LH 3. REMOVE POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY 4. REMOVE FRONT DOOR TRIM BOARD SUBASSEMBLY LH 5. REMOVE SEAT MEMORY SWITCH  Disengage the 4 claws and remove the seat memor ...