Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual: Open or Short in Steering Angle Sensor +B (C1625)

DESCRIPTION

This DTC is stored if the rear television camera assembly receives a signal via CAN communication from the steering sensor that indicates a power supply problem.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

C1625

Open or Short in Steering Angle Sensor +B

Open or short in steering sensor power source

  • Harness or connector
  • Steering sensor

WIRING DIAGRAM

CAUTION / NOTICE / HINT

NOTICE:

  • When "!" mark is displayed on the multi-display assembly after disconnecting the cable from the negative (-) battery terminal, correct the steering angle neutral point.

    Click here

  • 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 parking assist monitor system may be needed.

    Click here

  • Inspect the fuses for circuits related to this system before performing the following procedure.

PROCEDURE

1.

CHECK HARNESS AND CONNECTOR (STEERING SENSOR POWER SOURCE)

(a) Disconnect the J32 steering sensor connector.

(b) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

Tester Connection

Condition

Specified Condition

J32-1 (ESS) - Body ground

Always

Below 1 Ω

(c) Measure the voltage according to the value(s) in the table below.

Standard Voltage:

Tester Connection

Condition

Specified Condition

J32-4 (IG1) - J32-1 (ESS)

Engine switch on (IG)

11 to 14 V

J32-5 (BAT) - J32-1 (ESS)

Always

11 to 14 V

OK

REPLACE STEERING SENSOR

NG

REPAIR OR REPLACE HARNESS OR CONNECTOR

    Back Camera Power Supply Failure (C1621)
    DESCRIPTION This DTC is stored if the rear television camera assembly judges as a result of its self check that the signals or signal lines between the rear television camera assembly and multi-displa ...

    Steering Angle Sensor Failure (C1626)
    DESCRIPTION This DTC is stored if the rear television camera assembly receives a signal via CAN communication from the steering sensor that indicates an internal malfunction. DTC No. Detection It ...

    Other materials:

    Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Fog Light Assembly: Adjustment
    ADJUSTMENT CAUTION / NOTICE / HINT HINT: Use the same procedure for the RH side and LH side. The following procedure is for the LH side. PROCEDURE 1. PREPARE VEHICLE FOR FOG LIGHT AIM ADJUSTMENT (a) Prepare the vehicle: Ensure that there is no damage or deformation to the vehicle body aro ...

    Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Power Tilt And Power Telescopic Steering Column System: ECU Power Source Circuit Malfunction (B2620)
    DESCRIPTION The ECU power source circuit supplies positive (+) voltage to the multiplex tilt and telescopic ECU. DTC No. Detection Item DTC Detection Condition Trouble Area B2620 ECU Power Source Circuit Malfunction The voltage of the ECU power source drops to 8 V or less and this c ...

    Lexus RX (RX 350L, RX450h) 2016-{YEAR} Owners Manual

    Lexus RX (RX 350L, RX450h) 2016-{YEAR} Repair Manual

    © 2025 Copyright www.lexusrx.net
    0.0159