Toyota Sienna Service Manual: Adjustment

Terminals of ECU

1. CLEARANCE WARNING ECU *1: with Front Clearance Sonar 2. AIR CONDITIONER AMPLIFIER ASSEMBLY *1: with Front Clearance Sonar *2: Manual A/C *3: Auto A/C  Reference: ...

Park / Neutral Position Switch Circuit

DESCRIPTION The clearance warning ECU receives the reverse or park position signal from the park / neutral position switch. WIRING DIAGRAM INSPECTION PROCEDURE 1 INSPECT CLEARANCE WARNING E ...

Other materials:

Actuator Supply Voltage Circuit / Open
DESCRIPTION The ECM monitors the output voltage to the throttle actuator. This self-check ensures that the ECM is functioning properly. The output voltage is usually 0 V when the ignition switch is turned off. If the output voltage is higher than 7 volts when the ignition switch is turned ...

Back-up Power Source Circuit
DESCRIPTION This is the back-up power source for the A/C amplifier. Power is supplied even when the ignition switch is off and is used for diagnostic trouble code memory, etc. WIRING DIAGRAM INSPECTION PROCEDURE 1 INSPECT FUSE (ECU-B) (a) Remove the ECU-B fuse from the engine room juncti ...

Removal
1. REMOVE REAR WINDOW SIDE GARNISH ASSEMBLY 2. REMOVE REAR DOOR WINDOW FRAME SUBASSEMBLY 3. REMOVE SIDE TRIM BOARD COVER REAR 4. REMOVE REAR DOOR TRIM BOARD SUBASSEMBLY 5. REMOVE REAR DOOR GLASS RUN 6. REMOVE SLIDE DOOR WINDOW ASSEMBLY 7. REMOVE REAR DOOR GLASS WEATHERSTRIP Put pro ...