Toyota 4Runner manuals

Toyota 4Runner: How To Proceed With Troubleshooting

CAUTION / NOTICE / HINT

HINT:

Use these procedures to troubleshoot the automatic running board system.

PROCEDURE

1.

VEHICLE BROUGHT TO WORKSHOP


NEXT

2.

INSPECT BATTERY VOLTAGE

Standard voltage:

11 to 14 V

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


NEXT

3.

CHECK FOR DTC

(a) Check for DTCs and make a note of any codes that are output.

Result

Proceed to

No DTCs are output

A

DTC is output

B


B

GO TO DIAGNOSTIC TROUBLE CODE CHART


A

4.

PROBLEM SYMPTOMS TABLE

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


Result

Proceed to

Fault not listed in problem symptoms table

A

Fault listed in problem symptoms table

B


B

GO TO STEP 6


A

5.

OVERALL ANALYSIS AND TROUBLESHOOTING

(a) Operation Check (See page ).


(b) Terminals of ECU (See page ).



NEXT

6.

REPAIR OR REPLACE


NEXT

7.

CONFIRMATION TEST


NEXT

END

System Diagram
SYSTEM DIAGRAM ...

Operation Check
OPERATION CHECK 1. CHECK AUTOMATIC RUNNING BOARD OPERATION (a) When side auto step switch assembly is "AUTO", the operation and condition of this control are described below. Check that ...

Other materials about Toyota 4Runner:

Hands-free phone system (for cellular phone) features
This system supports Bluetooth®, which allows you to make or receive calls without using cables to connect a cellular phone and the system, and without operating the cellular phone. Owners of models equipped with a Display Audio system should refer to th ...

Inspection
INSPECTION PROCEDURE 1. INSPECT FRONT SEAT OUTER BELT ASSEMBLY CAUTION: Do not disassemble the retractor. (a) Before installing the seat belt, check the ELR. (1) When the inclination of the retractor is 15° or less, check that the belt can be pulled ...

© 2016-2020 | www.to4runner.net

0.0058