Toyota Sienna Service Manual: Terminals of ECM

Problem symptoms table

HINT:  Use the table below to help determine the cause of the problem symptom. The likely causes of the problem are indicated in descending order. Check each suspected area in order. Re ...

Diagnosis system

1. CHECK DLC3 The ECU uses the ISO 15765-4 for communication protocol. The terminal arrangement of the DLC3 complies with SAE J1962 and matches the ISO 15765-4 format. NOTICE: ...

Other materials:

Front door lock
INSPECTION 1. INSPECT FRONT DOOR W/ MOTOR LOCK ASSEMBLY LH  Apply battery voltage to the door lock and check operation of the motor. OK HINT: If the result is not as specified, replace the door lock assembly. Measure the resistance according to the value(s) in the table ...

Removal
1. REMOVE REAR DOOR WINDOW FRAME MOULDING Remove the screw. Using a heat light, heat the rear door window frame moulding between 40 to 60 C (104 to 140 F). NOTICE: Do not heat the rear door window frame moulding excessively. Slide the rear door window frame moulding upward to r ...

Releasing and stowing the seat belt (for the third center seat)
To release plate “B”, press the release button on buckle “B”. To release plate “A”, insert the key or plate “B” into the hole on buckle “A”. Retract the belt slowly when releasing and stowing the seat belt. Insert the seat belt plates into ...