Toyota Avalon Service & Repair Manual: Camera ECU Malfunction (C1610)

DESCRIPTION

This DTC is stored when a malfunction occurs in the parking assist monitor system.

DTC No.	Detection Item	DTC Detection Condition	Trouble Area
C1610	Camera ECU Malfunction	Malfunction occurs in the parking assist monitor system	Parking assist monitor system Radio and display receiver assembly

CAUTION / NOTICE / HINT

NOTICE:

Depending on the parts that are replaced during vehicle inspection or maintenance, performing initialization, registration or calibration may be needed. Refer to Precaution for Audio and Visual System.
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When replacing the radio and display receiver assembly, always replace it with a new one. If a radio and display receiver assembly which was installed to another vehicle is used, the following may occur:
- A communication malfunction DTC may be stored.
- The radio and display receiver assembly may not operate normally.

PROCEDURE

1.	CHECK DTC (PARKING ASSIST MONITOR SYSTEM)

(a) Clear the DTCs.

Chassis > Parking Assist Camera > Clear DTCs

(b) Recheck for DTCs and check that no DTCs are output.

Chassis > Parking Assist Camera > Trouble Codes

OK:

No DTCs are output.

GO TO PARKING ASSIST MONITOR SYSTEM

2.	CHECK DTC (AUDIO AND VISUAL SYSTEM)

(a) Clear the DTCs.

Body Electrical > Navigation System > Clear DTCs

(b) Recheck for DTCs and check that no DTCs are output.

Body Electrical > Navigation System > Trouble Codes

OK:

No DTCs are output.

END

REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY

Toyota Avalon Service & Repair Manual > Audio And Visual System(for Hv Model): Vehicle Speed Signal Circuit between Radio Receiver and Combination Meter
DESCRIPTION This circuit is necessary for the Automatic Sound Levelizer (ASL) built into the radio and display receiver assembly. The Automatic Sound Levelizer (ASL) function automatically adjusts the audio system volume in order to compensate for increased vehicle noise (vehicle noise tends to incr ...

Toyota Avalon Owners Manual