Lexus ES: Front Wheels Speed Sensor Signal Malfunction (C1783)

Lexus ES (XZ10) Service Manual / Suspension / Suspension Control / Adaptive Variable Suspension System / Front Wheels Speed Sensor Signal Malfunction (C1783)

DESCRIPTION

The speed sensors monitor the speed of the wheels and send an appropriate speed signal to the absorber control ECU through the skid control ECU (brake actuator assembly).

If a malfunction occurs in either a front speed sensor or rear speed sensor, DTC C1783 is stored.

DTC No.	Detection Item	DTC Detection Condition	Trouble Area	Warning Indicate	Memory
C1783	Front Wheels Speed Sensor Signal Malfunction	A speed sensor malfunction signal from the skid control ECU (brake actuator assembly) is detected for 1 second or more.	Electronically controlled brake system	Does not come on	Yes

PROCEDURE

1.	GO TO ELECTRONICALLY CONTROLLED BRAKE SYSTEM

(a) Go to electronically controlled brake system.

Click here

END

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Fr Sensor Initialization Incomplete (C1AF3)

DESCRIPTION When it is judged that the front sensors have not been initialized, the clearance warning ECU assembly stores DTC C1AF3. DTC No. Detection Item DTC Detection Condition Trouble Area C1AF3 Fr Sensor Initialization Incomplete Front sensor not initialized Initialize fro

Components

COMPONENTS ILLUSTRATION *1 RAIN SENSOR *2 RAIN SENSOR COVER *3 RAIN SENSOR TAPE - -

Lexus ES: Front Wheels Speed Sensor Signal Malfunction (C1783)

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