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:

Transmitter ID not Registered (C2171/71)
DESCRIPTION The IDs of each tire pressure warning valve and transmitter are registered to the tire pressure warning ECU and receiver. When the ECU detects that a transmitter ID code is not registered in the ECU, this DTC is stored. DTC No. Detection Item DTC D ...

Sound Quality is Bad Only when CD is Played (Volume is Too Low)
PROCEDURE 1. REPLACE CD AND RECHECK (a) Replace the CD with a known good one and recheck. (1) Check if the same malfunction occurs again. OK: Malfunction disappears. OK END NG REPLACE NAVIGATION RECEIVER ASSEMBLY ...

Installation
INSTALLATION CAUTION / NOTICE / HINT HINT: The following procedures are for BD20 (w/o Differential Lock). PROCEDURE 1. INSTALL REAR DIFFERENTIAL CARRIER ASSEMBLY (a) Clean the contact surfaces of the rear differential carrier assembly and axle housing. (b) Install the rear differ ...