C1691 Lexus Code - Back Camera Initialization Incomplete
Quick Answer
This Diagnostic Trouble Code (DTC) is stored when the Television Camera Assembly judges that the Back Camera initial setting has not been memorized (Back Camera position setting is incomplete). Common causes include Back Camera position setting, Faulty Television Camera Assembly. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
- What it means
- C1691 Lexus indicates Back Camera Initialization Incomplete.
- Common causes
- Common causes include Back Camera position setting, Faulty Television Camera Assembly.
- Severity
- High - diagnose this code as soon as possible.
- Can I drive?
- Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
Code C1691 Lexus Description
What are the Possible Causes of the DTC C1691 Lexus?
- Back Camera position setting
- Faulty Television Camera Assembly
How to Fix the DTC C1691 Lexus?
Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the C1691 Lexus code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.
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Frequently Asked Questions about C1691 Lexus Code
1. What does the OBDII code C1691 mean on a Lexus?
C1691 indicates that the back camera initialization process is incomplete, often due to improper configuration or a malfunction in the backup camera system.
2. What are common symptoms of the C1691 code?
Symptoms include a blank or distorted image on the backup camera display, or the camera may not activate when the vehicle is in reverse.
3. What causes the C1691 code on a Lexus?
It is typically caused by a failed system initialization, software errors, disconnected wiring, a faulty backup camera, or a malfunctioning parking assist ECU.
4. How do I fix the C1691 code on my Lexus?
Fixes include performing back camera initialization using a scan tool, checking and repairing wiring connections, or replacing a damaged backup camera or ECU.
5. Can the C1691 code be triggered after a battery replacement?
Yes, this code can appear after a battery disconnect or replacement if the backup camera system was not properly re-initialized.
6. Do I need special equipment to clear the C1691 code?
Yes, clearing this code usually requires a professional-grade scan tool capable of performing the back camera initialization procedure.
7. Is the C1691 code a serious issue?
While it doesn’t affect drivability, it can compromise safety by disabling the backup camera, which is critical for parking and reversing visibility.
8. How much does it cost to repair the C1691 code on a Lexus?
Repair costs vary depending on the issue. Software reinitialization may cost $50–$150, while replacing hardware like the backup camera or ECU can range from $200 to $800 or more.
9. Can I still drive my car with the C1691 code?
Yes, you can drive, but you should address the issue promptly to restore the functionality of the backup camera for safety.
10. How can I prevent the C1691 code from occurring?
To prevent this code, ensure the back camera system is properly initialized after any battery maintenance or camera-related repairs. Use a qualified technician if needed.
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