Toyota Sienna Service Manual: Terminals of ECU

Problem symptoms table

HINT: Proceed to the troubleshooting for each circuit in the table below. Occupant Classification System Symptom Suspected area The front passenger seat condition differ ...

Diagnosis system

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

Other materials:

Installation
1. INSTALL STEERING ANGLE SENSOR (a) Install the steering sensor onto the spiral cable. 2. PLACE FRONT WHEELS FACING STRAIGHT AHEAD 3. INSTALL SPIRAL CABLE SUB-ASSEMBLY (See page RS-434) 4. INSTALL STEERING COLUMN COVER LWR (See page RS-435) 5. CENTER SPIRAL CABLE (See page RS-435) 6. IN ...

Pressing Power Switch does not Turn on System
INSPECTION PROCEDURE 1 CHECK CABIN Check that conditions in the cabin are not likely to cause condensation. HINT: This problem occurs when the cabin is humid and the temperature rapidly changes. This condition may produce condensation, resulting in a short circuit. OK: Condensation ...

Short to B+ in Front Passenger Side Squib 2nd Step Circuit
DTC B1188/56 Short to B+ in Front Passenger Side Squib 2nd Step Circuit DESCRIPTION The front passenger side squib 2nd step circuit consists of the center airbag sensor assembly and the front passenger airbag assembly. The circuit instructs the SRS to deploy when deployment conditions are m ...