Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual: Steering Vibrator Component Internal Failure (C1A7496)

DESCRIPTION

If the forward recognition camera receives a steering vibration ECU malfunction signal, DTC C1A7496 is stored.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

C1A7496

Steering Vibrator Component Internal Failure

While the lane control system is on, a malfunction signal from the steering vibration ECU is detected by the forward recognition camera for 5 seconds or more.

Steering vibration ECU

CAUTION / NOTICE / HINT

NOTICE:

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.

Click here

PROCEDURE

1.

REPLACE STEERING VIBRATION ECU

(a) Replace the steering vibration ECU.

Click here

NEXT

END

    Vehicle Control History
    VEHICLE CONTROL HISTORY NOTICE: Make sure to record any output Vehicle Control History codes before clearing them and checking the Vehicle Control History again. CHECK VEHICLE CONTROL HISTORY (LANE CO ...

    Lost Communication with ECM/PCM "A" Missing Message (U010087,U012587,U012687,U012987,U013187,U015587)
    DESCRIPTION When a communication malfunction is detected between the forward recognition camera and an ECU or sensor, a DTC is stored. DTC No. Detection Item DTC Detection Condition Trouble A ...

    Other materials:

    Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Millimeter Wave Radar Sensor: Installation
    INSTALLATION PROCEDURE 1. INSTALL MILLIMETER WAVE RADAR SENSOR ASSEMBLY NOTICE: If the millimeter wave radar sensor assembly has been struck or dropped, replace the millimeter wave radar sensor assembly with a new one. (a) Engage the 2 guides. Bolt Screw (b) Install the millimeter w ...

    Lexus RX (RX 350L, RX450h) 2016-2025 Owners Manual > Steps to take in an emergency: If your vehicle overheats
    The following may indicate that your vehicle is overheating. The needle of the engine coolant temperature gauge enters the red zone, or a loss of hybrid system power is experienced. (For example, the vehicle speed does not increase.) "Engine Coolant Temp High Stop in a Safe Place See Owner ...

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

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

    © 2025 Copyright www.lexusrx.net
    0.0132