Toyota 4Runner manuals

Toyota 4Runner: ABS Control System Malfunction (43)

DESCRIPTION

This DTC is output when the VSC system detects a malfunction in the ABS.

DTC Code

DTC Detection Condition

Trouble Area

43

A malfunction in the anti-lock brake system.

Anti-lock brake system

CAUTION / NOTICE / HINT

NOTICE:

When replacing the master cylinder solenoid, perform calibration (See page ).


PROCEDURE

1.

CHECK ANTI-LOCK BRAKE SYSTEM

(a) Clear the DTCs (See page ).


(b) Turn the ignition switch off.

(c) Turn the ignition switch to ON.

(d) Check if an ABS DTC is output (See page
).

Result

Result

Proceed to

DTC (ABS DTC) is not output

A

DTC (ABS DTC) is output

B


B

REPAIR CIRCUITS INDICATED BY OUTPUT DTCS

A

2.

CONFIRM DTC

(a) Clear the DTCs (See page ).


(b) Turn the ignition switch off.

(c) Turn the ignition switch to ON.

(d) Check if the same DTC is output (See page
).

Result

Result

Proceed to

DTC is not output

A

DTC is output

B


A

USE SIMULATION METHOD TO CHECK


B

REPLACE MASTER CYLINDER SOLENOID

Fail-safe Chart
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DESCRIPTION The solenoid turns on when signals are received from the skid control ECU and controls the pressure acting on the wheel cylinders, thus controlling braking force. DTC Code ...

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