Toyota Tacoma (2015-2018) Service Manual: How To Proceed With Troubleshooting

Toyota Tacoma (2015-2018) Service Manual / Supplemental Restraint Systems / Occupant Classification System / How To Proceed With Troubleshooting

PROCEDURE

1.	VEHICLE BROUGHT TO WORKSHOP

2.	CUSTOMER PROBLEM ANALYSIS

Click here

3.	PASSENGER AIRBAG ON/OFF INDICATOR CHECK

Click here

4.	DTCs CHECK (Present and Past DTCs)

Click here (a) Check for DTCs.

(a) Check for DTCs.

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

GO TO PROBLEM SYMPTOMS TABLE

5.	DTCs CHART

Click here

6.	CIRCUIT INSPECTION

7.	REPAIR OR REPLACEMENT

8.	DTC CLEARANCE (Present and Past DTCs)

Click here (a) Clear the DTCs.

(a) Clear the DTCs.

9.	DTC CHECK (Present and Past DTCs)

Click here (a) Check for DTCs.

(a) Check for DTCs.

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

GO TO STEP 5

10.	SYMPTOM SIMULATION

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

(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

Precaution

PRECAUTION 1. INSPECTION PROCEDURE FOR VEHICLE INVOLVED IN ACCIDENT (a) Perform the zero point calibration and sensitivity check if any of the following conditions apply. The occupant dete ...

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 ...

Other materials:

Installation
INSTALLATION PROCEDURE 1. INSTALL INTAKE MANIFOLD (a) Set 2 new No. 1 intake manifold to head gaskets on cylinder head sub-assembly and cylinder head LH as shown in the illustration. NOTICE: Align the port holes of the gasket and cylinder head sub-assembly ...

Transfer Oil
On-vehicle Inspection ON-VEHICLE INSPECTION PROCEDURE 1. CHECK TRANSFER OIL (a) Remove the filler plug and gasket. Text in Illustration *1 Filler Plug (b) Check that the ...

System Diagram
SYSTEM DIAGRAM Transmitting ECU (Transmitter) Receiving ECU Signals Communication Method ECM Skid control ECU Throttle position signal Engine speed signal Accelerator pedal position ...