Toyota 4Runner: Problem Symptoms Table

Toyota 4Runner Service Manual / Vehicle Interior / Supplemental Restraint Systems / Airbag System / Problem Symptoms Table

PROBLEM SYMPTOMS TABLE

HINT:

Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.

Airbag System

Symptom	Suspected Area	See page
SRS warning light goes off after primary check, but then comes on	SRS Warning Light Circuit
When ignition switch is turned to ON, SRS warning light sometimes comes on after approximately 6 seconds	SRS Warning Light Circuit
SRS warning light always comes on even when no DTCs are output	SRS Warning Light Circuit
When ignition switch is turned to ON, SRS warning light does not come on	SRS Warning Light Circuit
Although SRS warning light operates normally, DTC or normal system code is not output	Diagnosis Circuit
Although terminals TC and CG of DLC3 are not connected, DTC or normal system code is output	Diagnosis Circuit

System Description

SYSTEM DESCRIPTION 1. GENERAL (a) In conjunction with the impact absorbing structure for a front collision, the SRS (Supplemental Restraint System) steering pad, instrument panel passenger airba ...

Terminals Of Ecu

TERMINALS OF ECU 1. AIRBAG SENSOR ASSEMBLY Terminal No. Symbol Destination F33-1 P2+ Instrument panel passenger airbag assem ...

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