Lexus ES: BSM Buzzer Sound Request Signal Malfunction (C2A5C)
Lexus ES (XZ10) Service Manual / Audio & Visual & Telematics / Park Assist / Monitoring / Panoramic View Monitor System (for Gasoline Model) / BSM Buzzer Sound Request Signal Malfunction (C2A5C)
DESCRIPTION
This DTC is stored when the rear television camera assembly receives an invalid communication signal from the blind spot monitor sensor RH.
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area |
|---|---|---|---|
| C2A5C | BSM Buzzer Sound Request Signal Malfunction | An invalid communication signal is received from the blind spot monitor sensor RH | Rear television camera assembly |
CAUTION / NOTICE / HINT
NOTICE:
-
When "!" is displayed on the multi-display assembly after the cable is disconnected from the negative (-) 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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PROCEDURE
| 1. | CHECK DTC OUTPUT |
(a) Clear the DTCs.
Chassis > Rear Camera > Clear DTCs(b) Recheck for DTCs and check that no DTCs are output.
Chassis > Rear Camera > Trouble Codes| Result | Proceed to |
|---|---|
| DTC C2A5C is output | A |
| DTC C2A5C is not output | B |
| A |  | REPLACE REAR TELEVISION CAMERA ASSEMBLY |
| B | | END |
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Check For Intermittent Problems
CHECK FOR INTERMITTENT PROBLEMS NOTICE:
If the vehicle or vehicle controls are operated (for example, during initial inspection when the vehicle is brought in for repair) before operation history has been read and saved, the operation history information could be lost.
The operation history fun
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE HINT:
Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspect
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