Toyota Sienna Service Manual: Ignition switch

Starter relay

On-vehicle inspection 1. Inspect starter relay (a) Using an ohmmeter, measure the resistance between each terminal. Standard resistance If the result is not as specified, replace the starter ...

Removal

1. Disconnect cable from negative battery terminal 2. REMOVE STEERING COLUMN COVER LOWER (A) insert the key into the ignition key cylinder and release the steering lock. (B) turn the steeri ...

Other materials:

On-vehicle inspection
1. FRONT SEAT SIDE AIRBAG ASSEMBLY (VEHICLE NOT INVOLVED IN COLLISION)  Perform a diagnostic system check.  With the front seat side airbag assembly installed on the vehicle, perform a visual check. If there are any defects as mentioned below, replace the front seatback as ...

Removal
1. REMOVE REAR BUMPER COVER Put protective tape under the quarter panel. Partially the fender liner. HINT: Do not remove the fender liner completely but partially so that the bumper cover can be removed. Remove the 2 screws and 8 clips. Using a screwdriver, disengage the claws an ...

Engine Coolant Temperature / Intake Air Temperature Correlation
DESCRIPTION The ECM calculates the difference between the readings of the coolant temperature sensor and intake air temperature sensor. If the difference is greater than 20°C (68°F), the ECM will judge this as a malfunction and will set this DTC. HINT: Waiting is required t ...