Toyota Sienna Service Manual: Ignition system

Engine

Ignition coil and spark plug

Other materials:

Charge Warning Light Comes ON while Driving
INSPECTION PROCEDURE 1 CHECK LOCK FUNCTION OF CLUTCH PULLEY (a) Check the lock function with the pulley installed in the vehicle. (1) Visually check that the rotor in the generator operates with the engine started. (b) Check the lock function with the pulley removed from the vehicle. ( ...

Air fuel ratio sensor relay
INSPECTION 1. INSPECT AIR FUEL RATIO SENSOR RELAY  Using an ohmmeter, measure the resistance according to the value(s) in the table below. Standard resistance If the result is not as specified, replace the relay. ...

System check
HINT: Performing a SYSTEM CHECK enables the system, which consists of the multiple actuators, to be operated without removing any parts. In addition, it can show whether or not any DTCs are set, and can detect potential malfunctions in the system. The SYSTEM CHECK can be performed with an inte ...