Toyota 4Runner manuals

Toyota 4Runner: How To Proceed With Troubleshooting

CAUTION / NOTICE / HINT

HINT:

Use the following procedures to troubleshoot the intuitive parking assist 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, replace or recharge the battery before proceeding.

NEXT

3.

PROBLEM SYMPTOMS TABLE

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

Result

Proceed to

Fault is not listed in problem symptoms table

A

Fault is listed in problem symptoms table

B


B

GO TO STEP 5

A

4.

OVERALL ANALYSIS AND TROUBLESHOOTING

(a) Operation Check (See page ).


(b) Terminals of ECU (See page ).


NEXT

5.

ADJUST, REPAIR OR REPLACE

NEXT

6.

CONFIRMATION TEST


NEXT

END

System Description
SYSTEM DESCRIPTION 1. GENERAL (a) When the ultrasonic sensors detect any obstacles at the corners and rear of the vehicle, the system informs the driver of the distance between the sensors and t ...

Operation Check
OPERATION CHECK 1. CHECK INITIAL CHECK FUNCTION (a) Check the initial check function for the buzzer. (1) When the back sonar or clearance sonar switch assembly is turned on, check that the foll ...

Other materials about Toyota 4Runner:

Inspection
INSPECTION PROCEDURE 1. INSPECT DIFFERENTIAL LOCK SYSTEM (a) Inspect the indicator light. (1) Check that the indicator light lights up approximately 1 second after the ignition switch is turned ON. (b) Inspect the differential lock operation. (1) Jac ...

Voice Recognition Microphone Disconnected (B1579)
DESCRIPTION The navigation receiver assembly and map light assembly (telephone microphone assembly) are connected to each other using the microphone connection detection signal lines. This DTC is stored when a microphone connection detection signal line ...

© 2016-2025 | www.to4runner.net

0.0068