Toyota Sienna Service Manual: Ignition system

Engine

Ignition coil and spark plug

Other materials:

Inspection
1. INSPECT NO. 1 VALVE ROCKER ARM SUBASSEMBLY (a) Turn the roller by hand to check that it turns smoothly. HINT: If the roller does not turn smoothly, replace the valve rocker arm sub-assembly. 2. INSPECT VALVE LASH ADJUSTER ASSEMBLY NOTICE: Keep the lash adjuster free of dirt ...

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 ...

Precaution
1. NOTES FOR CLEARANCE SONAR SYSTEM  Under the following conditions, the sensor of the clearance sonar may not operate properly:  Foreign matter such as snow or mud gets on the sensor (the detection function will return to normal when the foreign matter is no longer prese ...