C1691
Back Camera Initialization Incomplete
C1691 is an OBD-II diagnostic trouble code meaning: Back Camera Initialization Incomplete. Common causes: problems with camera wiring harness, malfunction of the camera itself. Estimated repair cost: $56–167.
Symptoms
- Rear camera doesn't work
- Error message on display
- No image when reverse gear is engaged
Causes
- Problems with camera wiring harness
- Malfunction of the camera itself
- Problems with the camera control unit
- Poor contact in connectors
How to Fix
- Check the integrity of the wiring harness
- Check the power and ground of the camera
- Inspect connectors for oxidation
- Test the camera on another car
- Update control unit software
Related codes
FAQ
What does the C1691 code mean?
C1691 is an OBD-II diagnostic trouble code that indicates: Back Camera Initialization Incomplete
What causes a C1691 error code?
The most common causes of C1691 include: Problems with camera wiring harness; Malfunction of the camera itself; Problems with the camera control unit; Poor contact in connectors.
How do I fix a C1691 diagnostic trouble code?
To fix C1691: Check the integrity of the wiring harness. Check the power and ground of the camera. Inspect connectors for oxidation. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with C1691?
Limited driving only, diagnose soon
How much does it cost to fix C1691?
The estimated repair cost for C1691 is $56–167. Actual cost depends on your vehicle, location, and labor rates.
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