Toyota 4Runner manuals

Toyota 4Runner: How To Proceed With Troubleshooting

CAUTION / NOTICE / HINT

HINT:

*: Use the Techstream.

PROCEDURE

1.

VEHICLE BROUGHT TO WORKSHOP


NEXT

2.

CUSTOMER PROBLEM ANALYSIS


NEXT

3.

INSPECT BATTERY VOLTAGE

Standard voltage:

11 to 14 V

If the voltage is below 11 V, recharge or replace the battery before proceeding.


NEXT

4.

INSPECT COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM*

(a) Inspect the CAN communication function to make sure there are no malfunctions in the communication system (See page ).


Result

Proceed to

CAN DTC is not output

A

CAN DTC is output

B


B

GO TO CAN COMMUNICATION SYSTEM


A

5.

CHECK AND CLEAR DTC

(a) Check for DTCs (See page ).



NEXT

6.

PROBLEM SYMPTOM CONFIRMATION

Result

Proceed to

Symptom does not occur

A

Symptom occurs

B


B

GO TO STEP 9


A

7.

SYMPTOM SIMULATION


NEXT

8.

CHECK DTC*

(a) Check for DTCs (See page ).


Result

Proceed to

DTC is not output

A

DTC is output

B


B

GO TO STEP 10


A

9.

PROBLEM SYMPTOMS TABLE

(a) Refer to Problem Symptoms Table (See page
).


NEXT

GO TO STEP 12

10.

DTC CHART

(a) Refer to the Diagnostic Trouble Code Chart (See page ).



NEXT

11.

CIRCUIT INSPECTION


NEXT

12.

IDENTIFICATION OF PROBLEM


NEXT

13.

REPAIR OR REPLACE


NEXT

14.

CONFIRMATION TEST


NEXT

END

System Diagram
SYSTEM DIAGRAM Communication Table Sender Receiver Signal Line ECM Stabilizer control ECU Engine type i ...

System Description
SYSTEM DESCRIPTION 1. DESCRIPTION (a) System description In the KDSS (Kinetic Dynamic Suspension System), a cylinder is installed to each of the front and rear stabilizer bars. The front and rear ...

Other materials about Toyota 4Runner:

Lost Communication with ECM / PCM (U0100,U0129,U0142,U0155)
DESCRIPTION The power management control ECU receives information from 2 sources. It receives information via a direct line and via the CAN communication line. If the information from these 2 sources is inconsistent, this DTC is stored. HINT: When the p ...

For owners
Reporting safety defects for U.S. owners, and seat belt and SRS airbag instructions for Canadian owners. Reporting safety defects for U.S. owners If you believe that your vehicle has a defect which could cause a crash or could cause injury or death, you ...

© 2016-2024 | www.to4runner.net

0.0266