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:

Reassembly
REASSEMBLY PROCEDURE 1. INSTALL FRONT LOWER ARM BUSH NO. 1 (a) Install a new lower arm bush using SST, a press and steel plate. SST: 09631-12090 SST: 09631-32020 NOTICE: Push the lower arm bush in until the bush positioning protrusions come to the positions shown in the illustration. 2. ...

Removal
REMOVAL CAUTION / NOTICE / HINT HINT: When removing the name plates or stripe tapes, heat the vehicle body or tail gate and name plates or stripe tapes using a heat light. Heating Temperature Item Temperature Vehicle Body or Tail Gate 40 to 60 ...

Clearance Warning ECU Power Source Circuit
DESCRIPTION This circuit provides power to operate the clearance warning ECU assembly. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: Inspect the fuse for circuits related to this system before performing the following inspection procedure. PROCEDURE 1. CHECK HARNES ...