Toyota Tacoma manuals

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

CAUTION / NOTICE / HINT

Techstream can be used in steps 3, 6, 9 and 12.

PROCEDURE

1.

VEHICLE BROUGHT TO WORKSHOP

NEXT

2.

CUSTOMER PROBLEM ANALYSIS

NEXT

3.

CHECK AND CLEAR DTCS AND FREEZE FRAME DATA

NEXT

4.

PROBLEM SYMPTOM CONFIRMATION

NEXT

5.

CHECK CAN COMMUNICATION SYSTEM

(a) Check for output DTCs.

HINT:

The ECM of this system is connected to the CAN communication system. Therefore, before starting troubleshooting, be sure to check that there is no trouble in the CAN communication system.

Result

Proceed to

CAN communication system DTC not output

A

CAN communication system DTC output

B

B

CAN COMMUNICATION SYSTEM

A

6.

CHECK CLEAR DTCS

NEXT

7.

PROBLEM SYMPTOM SIMULATION

Result

Proceed to

Symptom does not occur

A

Symptom occurs

B

B

GO TO STEP 9

A

8.

SYMPTOM SIMULATION

NEXT

9.

CHECK DTCS (OTHER THAN CAN SYSTEM DTCS)

Result

Proceed to

DTC not output

A

DTC output

B

B

GO TO STEP 11

A

10.

PROBLEM SYMPTOMS TABLE

NEXT

GO TO STEP 12

11.

DTC CHART

NEXT

12.

CIRCUIT INSPECTION

NEXT

13.

PROBLEM IDENTIFICATION

NEXT

14.

REPAIR OR REPLACE

NEXT

15.

CONFIRMATION TEST

NEXT

END

Precaution
PRECAUTION 1. IGNITION SWITCH EXPRESSION (a) The type of ignition switch used on this model differs depending on the specifications of the vehicle. The expressions listed in the table below are us ...

System Description
SYSTEM DESCRIPTION 1. SYSTEM DESCRIPTION HINT: The skid control ECU is built into the hydraulic brake booster. (a) ABS (Anti-lock Brake System) The ABS helps prevent the wheels from locking when ...

Other materials:

Side Airbag Sensor RH Circuit Malfunction (B1620/21)
DESCRIPTION The side airbag sensor assembly RH consists of parts such as the safing sensor, the diagnostic circuit and the lateral deceleration sensor. When the airbag sensor assembly receives signals from the lateral deceleration sensor, it determines whether or not the SRS should be activate ...

Short to GND in Outer Mirror Indicator(Master) (C1AB2)
DESCRIPTION This DTC is stored when the blind spot monitor sensor LH detects a ground short in the blind spot monitor indicator LH. DTC Code DTC Detection Condition Trouble Area C1AB2 With the blind spot monitor main switch assembly (w ...

Radio Receiver Assembly Communication Stop Mode
DESCRIPTION Detection Item Symptom Trouble Area Radio Receiver Assembly Communication Stop Mode Either condition is met: Communication stop for "Display and Navigation (AVN1)" is indicated on the "Commun ...

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