Toyota RAV4 manuals

Toyota Sienna Service Manual: Problem symptoms table

HINT: Proceed to the troubleshooting for each circuit in the table below.

AIRBAG SYSTEM

Symptom

Suspected Area

The SRS warning light goes off after the primary check, but then comes on. SRS Warning Light Remains ON
When the ignition switch is turned to the ON position, the SRS warning light sometimes remains on even after approximately 6 seconds. SRS Warning Light Remains ON
The SRS warning light always comes on even when no DTC is output. SRS Warning Light Remains ON
When the ignition switch is turned to the ON position, the SRS warning light does not come on. SRS Warning Light does not Come ON
Although the SRS warning light operates normally, a DTC or a normal system code is not displayed. Diagnosis Circuit
Although terminals TC and CG are not connected, a DTC or normal system code is displayed. Diagnosis Circuit
How to proceed with troubleshooting
HINT: *: Use the intelligent tester. 1 VEHICLE BROUGHT TO WORKSHOP 2 CUSTOMER PROBLEM ANALYSIS (a) Confirm problem symptoms 3 CHECK MULTIPLEX COMMUNICATION SYSTEM* Check if the multi ...

Terminals of ECU
1. CENTER AIRBAG SENSOR ASSEMBLY (w/ Side Airbag) 2. CENTER AIRBAG SENSOR ASSEMBLY (w/o Side Airbag) ...

Other materials:

Precaution
CAUTION:  The vehicle is equipped with a Supplemental Restraint System (SRS). It consists of a driver airbag, front passenger airbag, front seat side airbag, curtain shield airbag, and front seat belt pretensioner. Failure to carry out service operations in the correct sequence co ...

Intermediate Shaft Speed Sensor "A"
DESCRIPTION This sensor detects the rotation speed of the counter gear. By comparing the counter gear speed signal (NC) with the direct clutch speed sensor signal (NT), the ECM detects the shift timing of the gears and appropriately controls the engine torque and hydraulic pressure according ...

Data list / active test
HINT: By accessing the DATA LIST displayed by the intelligent tester, you can perform such functions as reading the values of switches and sensors without removing any parts. Reading the DATA LIST as the first step in troubleshooting is one method to shorten labor time. 1. DATA LIST FOR OCCUPA ...

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