Toyota Corolla Cross Owners & Service Manuals

Toyota Corolla Cross: Rear Side Radar Sensor (Module "B") System Internal Failure (C1AB604)

Toyota Corolla Cross (2022-2026) Service Manual / Audio & Visual & Telematics / Park Assist / Monitoring / Blind Spot Monitor System / Rear Side Radar Sensor (Module "B") System Internal Failure (C1AB604)

DESCRIPTION

This DTC is stored when the blind spot monitor sensor LH (B) detects an internal malfunction.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

C1AB604

Rear Side Radar Sensor (Module "B") System Internal Failure

The blind spot monitor sensor LH (B) detects an internal malfunction

Blind spot monitor sensor LH (B)

CAUTION / NOTICE / HINT

NOTICE:

When checking for DTCs, make sure that the blind spot monitor system is turned on.

PROCEDURE

1.

CHECK DTC

(a) Turn the ignition switch off.

(b) Turn the ignition switch to ON.

(c) Recheck for DTCs and check if the same DTC is output again.

Body Electrical > Blind Spot Monitor "B" > Trouble Codes

OK:

No DTCs are output.

OK

USE SIMULATION METHOD TO CHECK

NG

REPLACE BLIND SPOT MONITOR SENSOR LH (B)

    READ NEXT:

     Rear Side Radar Sensor (Module "A") System Internal Failure (C1AB704)

    DESCRIPTION This DTC is stored when the blind spot monitor sensor RH (A) detects an internal malfunction. DTC No. Detection Item DTC Detection Condition

     Rear Side Radar Sensor (Module "B") Beam Axis Misalignment (Horizontal) (C1AC100)

    DESCRIPTION This DTC is stored when the angle of the blind spot monitor sensor LH (B) deviates more than the allowable range from the horizontal axis. HINT: If a drum tester such as a speedome

     Rear Side Radar Sensor (Module "A") Beam Axis Misalignment (Horizontal) (C1AC200)

    DESCRIPTION This DTC is stored when the angle of the blind spot monitor sensor RH (A) deviates more than the allowable range from the horizontal axis. HINT: If a drum tester such as a speedome

    SEE MORE:

     Customize Parameters

    CUSTOMIZE PARAMETERS CUSTOMIZE FRONT CAMERA SYSTEM NOTICE: When the customer requests a change in a function, first make sure that the function can be customized. Be sure to make a note of the current settings before customizing. When troubleshooting a function, first make sure th

     Inspection

    INSPECTION PROCEDURE 1. INSPECT FRONT SEATBACK HEATER ASSEMBLY LH (a) Measure the resistance according to the value(s) in the table below. Standard Resistance: Tester Connection Condition Specified Condition F-1 - F-3 Seat heater temperature 20°C (68°F) 3

    © 2020-2026 Copyright www.tcorollacross.com PT NL