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

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(a) Confirm problem symptoms.

3.	CHECK CAN COMMUNICATION SYSTEM*

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Result	Proceed to
DTCs not output	A
DTCs output	B

CHECK CAN COMMUNICATION CIRCUIT

4.	WARNING LIGHT CHECK

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5.	CHECK CHECK (Present and Past DTCs)*

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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)*

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10.	DTC CHECK*

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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:

Short to +B in Outer Mirror Indicator(Slave) (C1AB1)
DESCRIPTION This DTC is stored when the blind spot monitor sensor RH detects a +B short in the blind spot monitor indicator RH. DTC Code DTC Detection Condition Trouble Area C1AB1 With the blind spot monitor main switch assembly (warni ...

Power Window Switch Malfunction (B2312)
DESCRIPTION The power window regulator motor assembly is operated by the power window regulator master switch assembly or power window regulator switch assembly. The power window regulator motor assembly has motor, regulator and ECU functions. This DTC is output when the ECU built into the reg ...

Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART Smart Key System DTC Code Detection Item See page B27A1 Open in Driver Side Electrical Antenna Circuit B27A5 Open in Front Floor Electrical Key Oscillator Circuit ...