Toyota Sienna Service Manual: Second brake piston

Reassembly

1. INSTALL FRONT OIL PUMP OIL SEAL (a) Using SST and a hammer, install a new oil seal to the oil pump body. SST 09350-32014 (09351-32140) HINT: The seal end should be flat with the outer edge ...

Disassembly

1. REMOVE 2ND BRAKE PISTON RETURN SPRING SUB-ASSEMBLY (a) Place SST on the return spring and compress the return spring with a press. SST 09387-00060 (b) Using a screwdriver, remove the snap ...

Other materials:

Freeze frame data
1. FREEZE FRAME DATA (a) Whenever a DTC is detected or the ABS operates, the skid control ECU stores the current vehicle (sensor) state as freeze frame data. The skid control ECU stores the number of times (maximum: 31) the ignition switch has been turned from OFF to the ON position since th ...

Vehicle Speed Sensor "A"
DTC P0500 Vehicle Speed Sensor "A" DESCRIPTION The speed sensor detects the wheel speed and sends the appropriate signals to the skid control ECU. The skid control ECU converts these wheel speed signals into a 4-pulse signal and outputs it to the ECM via the combination meter. Th ...

Inspection
1. INSPECT BRAKE DRUM INSIDE DIAMETER (a) Using a brake drum gauge or equivalent, measure the inside diameter of the drum. Standard inside diameter: 254.0 mm (10.00 in.) Maximum inside diameter: 256.0 mm (10.08 in.) 2. INSPECT REAR DRUM BRAKE SHOE LINING THICKNESS (a) Using a ruler, ...