Toyota Corolla Cross Owners & Service Manuals

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

Toyota Corolla Cross (2022-2025) 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)

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