2023-2026 Audi Overhead View Camera Malfunction TSB

Symptoms of Overhead View Camera Malfunction

Owners of affected 2023-2026 Audi vehicles may experience issues with their overhead view cameras. The primary symptoms include the "individual overhead view cameras are inoperative", or the displayed "picture is blurry or fogged up".

Specifically, customers might report that the "overhead view camera does not work" either sporadically or statically. Another common complaint is that "one of the overhead view cameras is fogged up," leading to impaired visibility. These issues indicate a potential problem with the vehicle's driver assist systems.

Diagnostic Trouble Codes (DTCs)

When an overhead view camera malfunction occurs, the driver assist systems control unit (-J1121-, address word 00A5) may store one or more diagnostic trouble codes (DTCs). These codes help technicians pinpoint the nature of the fault.

Description	Fault Code	Video Cable Signal Error	Excess Temperature
Front overhead view camera	B127C04	C12AE02	B127C4B
Rear overhead view camera	B127D04	C12AF02	B127D4B
Left overhead view camera	B127E04	C12B002	B127E4B
Right overhead view camera	B127F04	C12B102	B127F4B

Additionally, DTC B200FFA, indicating an "Internal malfunction" (symptom 282648 or 282649), may also be stored in the control module. This specific code points to an internal issue within the system.

Important Warnings for Owners and Technicians

Audi Technical Service Bulletin 90 24 23 2055188/11 highlights critical information to ensure proper diagnosis and repair, and to prevent unnecessary part replacements.

• Do not replace the control unit for DTC B200FFA: "Replacing the driver assist systems control unit -J1121- (address word 00A5) because of DTC B200FFA - Internal malfunction (symptom 282648 or 282649) will NOT fix the customer complaint." This is a crucial warning, as replacing this component without clear findings will not resolve the underlying issue.
• Bus Sleep Cycle Requirement: "Please note that during the following checks, the vehicle must enter bus sleep after each step so that the overhead view camera system is reinitialized." This step is essential for the system to properly reinitialize and reflect changes during diagnostic procedures.
• Avoid Unnecessary Control Unit Replacement: "Replacing the driver assist systems control unit -J1121- without clear findings will NOT resolve the issue." This reiterates the importance of thorough diagnosis before replacing the -J1121- control unit.

Diagnosis and Trigger Conditions

The TSB outlines specific scenarios and diagnostic steps to address the overhead view camera malfunction. The core issue stems from deviations in the diagnostic capabilities of the driver assist systems control unit -J1121-. This can lead to partial or complete failure of the overhead view camera system, triggering various DTCs.

Scenario 1: Individual Camera Fogged or Blurry

If an individual overhead view camera is fogged up or its image is cloudy or blurry, the technician should first confirm the visual complaint. If necessary, the fogged or blurry overhead view camera should be replaced along with its adapter wiring harness. Clear pictures of the complaint must be taken before and after the repair.

Scenario 2: Multiple Camera DTCs Stored

When several DTCs related to various cameras are stored, a more systematic approach is required. Technicians must disconnect all cameras from the driver assist systems control unit -J1121-. Then, each camera is connected individually to the control unit.

After connecting each different camera branch, a bus sleep cycle must be performed to reinitialize the driver assist systems control unit -J1121-. For each camera, the overhead view camera system is activated, and the doors, hood, or trunk are operated as appropriate for the camera's position. The technician then checks the MMI screen to ensure the image displays correctly and without interruption. This process helps identify the affected camera harness branch(es).

Once the problematic camera branch is identified, all coupling points and coax cables between the -J1121- control unit and the affected overhead view camera (such as -R243-, -R244-, -R245-, or -R246-) must be inspected for loose connectors, pushed-back pins, corrosion, or damage. If no obvious cause is found, further measures include swapping an individual overhead view camera with another to rule out a faulty camera, or swapping the video cable connection on the -J1121- control unit to rule out a faulty video cable.

Scenario 3: Single Camera DTC Stored

If only a single DTC is logged for one individual overhead view camera, the technician should perform a bus sleep cycle to reinitialize the -J1121- control module. The overhead view camera system is then activated, and the doors, hood, or trunk are operated while checking the MMI screen for correct image display.

If the DTC persists and matches the initial code, the technician should inspect all coupling points and coax cables between the -J1121- control unit and the affected overhead view camera (-R243-, -R244-, -R245-, -R246-) for any physical damage or connection issues. If no problem is identified with the camera itself, the wiring should be double-checked by removing the connector housing on the -J1121- side of the coax wire and swapping it with a camera at a different position. If the fault then follows the swapped coax wire, the coax wire itself should be overlaid to the camera. This systematic approach helps resolve the Audi e-tron camera malfunction effectively.

Warranty Information

This Technical Service Bulletin 90 24 23 2055188/11, which supersedes TSB 90 24-15 dated July 19, 2024, provides guidance for repairs under warranty. If the vehicle is outside of its warranty period, this TSB serves as informational guidance only.

• Service Number: 9083
• Damage Code: 0040
• Claim Comment: As per TSB 2055188/11

Specific labor operations and their corresponding codes include:

• Check overhead view camera: 9083 0199 (Bill according to time required)
• Remove and install overhead view camera: 9083 19XX
• Adjust overhead view camera: 9083 1550
• GFF (Guided Fault Finding): 0150 0060 (Time stated on diagnostic protocol)
• Charge battery: 2706 8950
• Remove and install driver assist systems control unit (if required for checks): 9093 19xx

All warranty claims must adhere to the Audi Warranty Policies and Procedures Manual and are subject to review or audit by Audi Warranty.

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Source: NHTSA ID: 11007336