Toyota Sienna Service Manual: Headlight relay

Back door courtesy switch

INSPECTION 1. BACK DOOR LOCK ASSEMBLY (WITH OUT POWER BACK DOOR)  Inspect back door courtesy light switch operation.  Check that there is resistance between the terminal 5 a ...

Daytime running light relay

ON-VEHICLE INSPECTION 1. RUNNING LIGHT RELAY  Inspect relay resistance. Resistance ...

Other materials:

Solar Sensor Circuit (Passenger Side)
DTC B1421/21 Solar Sensor Circuit (Passenger Side) DESCRIPTION The solar sensor, which is installed on the upper side of the instrument panel, detects sunlight and controls the air conditioning in AUTO mode. The output voltage from the solar sensor varies according to the amount of sunli ...

Speed sensor check (when using intelligent tester)
(a) Check the backward signal. (1) Drive the vehicle in reverse for more than 1 second at 3 km/h (2 mph) or higher. HINT: Drive the vehicle in reverse and check the speed sensor signal. Note that the signal check cannot be completed if the vehicle speed is 45 km/h (28 mph) or more. (b) Che ...

Registering and connecting from the “Bluetooth* Setup” screen
To display the screen shown below, press the “SETUP” button and select “Bluetooth*” on the “Setup” screen. Select to connect the device to be used with audio system. Select to register a Bluetooth® device to be used with audio system. Select to set detailed Blueto ...