Lexus NX: Steering Angle Sensor Failure (C1626)

DESCRIPTION

This DTC is stored if the parking assist ECU receives a signal via CAN communication from the steering sensor that indicates an internal malfunction.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

C1626

Steering Angle Sensor Failure

A fail flag is transmitted from the steering angle sensor

  • Steering sensor
  • Parking assist ECU

CAUTION / NOTICE / HINT

NOTICE:

  • When "!" mark is displayed on the parking assist ECU after the cable is disconnected from the negative (-) auxiliary battery terminal, correct the steering angle neutral point.

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  • Depending on the parts that are replaced or operations that are performed during vehicle inspection or maintenance, calibration of other systems as well as the panoramic view monitor system may be needed.

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  • The vehicle is equipped with a Supplemental Restraint System (SRS) which includes components such as airbags. Before servicing (including removal or installation of parts), be sure to read the precaution for Supplemental Restraint System.

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PROCEDURE

1.

CHECK FOR DTC

(a) Clear the DTCs.

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Chassis > Panoramic View Monitor > Clear DTCs

(b) Check for DTCs.

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Chassis > Panoramic View Monitor > Trouble Codes

OK:

DTC C1626 is not output.

OK

USE SIMULATION METHOD TO CHECK

NG

2.

REPLACE STEERING SENSOR

(a) Replace the steering sensor with a normally functioning one.

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NEXT

3.

CHECK FOR DTC

(a) Clear the DTCs.

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Chassis > Panoramic View Monitor > Clear DTCs

(b) Check for DTCs.

Click here

Chassis > Panoramic View Monitor > Trouble Codes

OK:

DTC C1626 is not output.

OK

END (STEERING SENSOR IS DEFECTIVE)

NG

REPLACE PARKING ASSIST ECU

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