Toyota 4Runner manuals

Toyota 4Runner: Invalid Data Received from Deceleration Sensor (C1442,C1443)

DESCRIPTION

The skid control ECU receives signals from the yaw rate and acceleration sensor via the CAN communication system.

DTC Code

DTC Detection Condition

Trouble Area

C1442

An invalid data signal is transmitted continuously from the acceleration sensor for 10 seconds or more.

Yaw rate and acceleration sensor

C1443

An invalid data signal is transmitted continuously from the yaw rate and acceleration sensor for 10 seconds or more.

CAUTION / NOTICE / HINT

NOTICE:

When replacing the yaw rate and acceleration sensor, perform calibration (See page ).


PROCEDURE

1.

CHECK DTC

(a) Clear the DTCs (See page ).


(b) Turn the ignition switch off.

(c) Start the engine and idle it for 60 seconds, and then stop the engine.

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

Result

Result

Proceed to

DTCs C1442 and/or C1443 are output

A

DTCs C1442 and C1443 are not output

B


A

REPLACE YAW RATE AND ACCELERATION SENSOR


B

USE SIMULATION METHOD TO CHECK

Steering Angle Sensor Unusual Bank Angle Detected (C1440)
DESCRIPTION If the skid control ECU determines that the vehicle is being driven at a steep bank angle, the skid control ECU stores DTC C1440 while VSC operation is temporarily disabled. It is no ...

Accumulator Low Pressure (C1452)
DESCRIPTION DTC Code DTC Detection Condition Trouble Area C1452 After braking, the fluid pressure inside the accumulator is below the ...

Other materials about Toyota 4Runner:

All Doors LOCK/UNLOCK Functions do not Operate Via Master Switch, Driver Side Door Key Cylinder
DESCRIPTION The main body ECU (multiplex network body ECU) receives switch signals from the multiplex network master switch, and key-linked switch signals from the front door lock. The main body ECU (multiplex network body ECU) activates the door lock mot ...

Pressure Sensor or Switch (C1254)
DESCRIPTION The accumulator pressure sensor is connected to the skid control ECU in the master cylinder solenoid. DTC Code DTC Detection Condition Trouble Area C1254 There is an accumulator pre ...

© 2016-2024 | www.to4runner.net

0.0247