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

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

CAUTION / NOTICE / HINT

HINT:

*: Use the Techstream.

PROCEDURE

1.	VEHICLE BROUGHT TO WORKSHOP

2.	CUSTOMER PROBLEM ANALYSIS

Click here

(a) Confirm problem symptoms.

3.	CHECK CAN COMMUNICATION SYSTEM*

Click here

Result	Proceed to
DTCs not output	A
DTCs output	B

CHECK CAN COMMUNICATION CIRCUIT

4.	WARNING LIGHT CHECK

Click here

5.	CHECK CHECK (Present and Past DTCs)*

Click here

Result	Proceed to
DTCs output	A
DTCs not output	B

PROBLEM SYMPTOMS TABLE

DTC CHART

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7.	CIRCUIT INSPECTION

8.	REPAIR OR REPLACEMENT

9.	DTC CLEARANCE (Present and Past DTCs)*

Click here

10.	DTC CHECK*

Click here

Result	Proceed to
DTCs not output	A
DTCs output	B

DIAGNOSTIC TROUBLE CODE CHART

11.	CONFIRMATION TEST

END

System Diagram

SYSTEM DIAGRAM Transmitting ECU (Transmitter) Receiving ECU Signal Communication Method Airbag Sensor Assembly ECM ...

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 lis ...

Other materials:

Occupant Classification ECU Malfunction (B1795)
DESCRIPTION DTC B1795 is set when a malfunction is detected in the occupant detection ECU. Troubleshoot DTC B1771 first when both DTCs B1771 and B1795 are present. DTC No. DTC Detections Conditions Trouble Areas B1795 Occupant detection ...

Dtc Check / Clear
DTC CHECK / CLEAR CHECK DTC (a) Connect the Techstream to the DLC3. (b) Turn the ignition switch to ON. (c) Turn the Techstream on. (d) Enter the following menus: Body Electrical / Pre-Collision 2 / Trouble Codes. (e) Check for DTCs. Click here CLEAR DTC (a) Connect the Techstream to the ...

Front Speed Sensor
Removal REMOVAL PROCEDURE 1. PRECAUTION NOTICE: After turning the ignition switch off, waiting time may be required before disconnecting the cable from the negative (-) battery terminal. Therefore, make sure to read the disconnecting the cable from the negative (-) battery terminal notic ...