Toyota 4Runner: How To Proceed With Troubleshooting

Toyota 4Runner Service Manual / Vehicle Interior / Supplemental Restraint Systems / Occupant Classification System / How To Proceed With Troubleshooting

CAUTION / NOTICE / HINT

HINT:

*: Use the Techstream.

PROCEDURE

1.	VEHICLE BROUGHT TO WORKSHOP

2.	CUSTOMER PROBLEM ANALYSIS

3.	PASSENGER AIRBAG ON/OFF INDICATOR CHECK

4.	CHECK DTC (Present and Past DTCs)*

(a) Check for DTCs (See page ).

Result	Proceed to
DTC is output.	A
DTC is not output.	B

GO TO PROBLEM SYMPTOMS TABLE

DTC CHART

6.	CIRCUIT INSPECTION*

REPAIR

8.	CLEAR DTCS (Present and Past DTCs)*

(a) Clear the DTCs (See page ).

9.	CHECK DTC (Present and Past DTCs)*

(a) Check for DTCs (See page ).

Result	Proceed to
DTC is not output	A
DTC is output	B

GO TO STEP 5

10.	SYMPTOM SIMULATION

(a) Check the passenger airbag ON/OFF indicator condition.

Result	Proceed to
Passenger airbag ON/OFF indicator is operating normally.	A
Passenger airbag ON/OFF indicator ("OFF") and SRS warning light come on.	B

GO TO STEP 5

11.	CONFIRMATION TEST

END

Initialization

INITIALIZATION 1. ZERO POINT CALIBRATION NOTICE: Make sure that the front passenger seat is not occupied before performing the operation. HINT: Perform the zero point calibration and sensitivit ...

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Toyota 4Runner: How To Proceed With Troubleshooting

System Diagram

Initialization

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