C1207 Code - ABS Rear Isolation Valve Circuit Open
Quick Answer
The Anti-Lock Brake System (ABS) Module monitors the ABS Rear Isolation Valve. Common causes include Faulty ABS Rear Isolation Valve, ABS Rear Isolation Valve harness is open or shorted, ABS Rear Isolation Valve circuit poor electrical connection. 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
- C1207 indicates ABS Rear Isolation Valve Circuit Open.
- Common causes
- Common causes include Faulty ABS Rear Isolation Valve, ABS Rear Isolation Valve harness is open or shorted, ABS Rear Isolation Valve circuit poor electrical connection.
- 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 C1207 Description
What are the Possible Causes of the DTC C1207?
- Faulty ABS Rear Isolation Valve
- ABS Rear Isolation Valve harness is open or shorted
- ABS Rear Isolation Valve circuit poor electrical connection
How to Fix the DTC C1207?
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 C1207 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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Information for Specific Makes
- C1207 Buick — Left Rear Wheel Speed Sensor Circuit Range Performance
- C1207 Cadillac — Left Rear Wheel Speed Sensor Circuit Range Performance
- C1207 Chevrolet — Left Rear Wheel Speed Sensor Circuit Range Performance
- C1207 Ford — ABS Rear Isolation Valve Circuit Open
- C1207 GMC — Left Rear Wheel Speed Sensor Circuit Range Performance
- C1207 Hyundai — Rear Left Wheel Speed Sensor Range Or Performance
- C1207 KIA — Rear Left Wheel Speed Sensor Range Or Performance
- C1207 Lexus — P/R Range Switch Circuit
- C1207 Lincoln — ABS Rear Isolation Valve Circuit Open
- C1207 Mercury — ABS Rear Isolation Valve Circuit Open
- C1207 Scion — P/R Range Switch Circuit
- C1207 Toyota — P/R Range Switch Circuit
Frequently Asked Questions about C1207 Code
1. What are common symptoms of OBDII code C1207 ABS Rear Isolation Valve Circuit Open?
The common symptoms include the ABS warning light being illuminated on the dashboard, potential loss of ABS functionality, and possible issues with brake performance.
2. What could cause the OBDII code C1207 ABS Rear Isolation Valve Circuit Open?
Potential causes of this code include damaged wiring or connectors in the isolation valve circuit, a faulty rear isolation valve, or issues with the ABS control module.
3. How can I diagnose the OBDII code C1207 ABS Rear Isolation Valve Circuit Open?
Diagnosis usually involves using a professional OBDII scanner to retrieve the code, inspecting the wiring and connectors for damage, testing the rear isolation valve for functionality, and checking the ABS control module.
4. Can I drive my vehicle with the OBDII code C1207 ABS Rear Isolation Valve Circuit Open?
It is not recommended to drive the vehicle with this code present, as it may affect the ABS system's ability to function properly, potentially compromising braking performance and safety.
5. How can I repair OBDII code C1207 ABS Rear Isolation Valve Circuit Open?
Repairing this code typically involves repairing or replacing damaged wiring or connectors, replacing the faulty rear isolation valve if necessary, or addressing any issues with the ABS control module.
6. Is it possible to reset the OBDII code C1207 ABS Rear Isolation Valve Circuit Open without repairing the issue?
While you can clear the code with an OBDII scanner, it is not recommended to do so without addressing the underlying problem, as it may lead to continued ABS malfunctions and safety hazards.
7. Are there any DIY repair tips for fixing the OBDII code C1207 ABS Rear Isolation Valve Circuit Open?
DIY repair tips may include checking and cleaning the connectors, inspecting the wiring for visible damage, and testing the rear isolation valve for proper operation before considering replacement.
8. How long does it typically take to repair OBDII code C1207 ABS Rear Isolation Valve Circuit Open?
The repair time can vary depending on the exact cause of the issue and the extent of the repairs needed. It may take anywhere from a few hours to a full day in some cases.
9. Can a mechanic help me fix the OBDII code C1207 ABS Rear Isolation Valve Circuit Open?
Yes, a qualified mechanic with experience in ABS systems can help diagnose the issue accurately and perform the necessary repairs to fix the ABS Rear Isolation Valve Circuit Open code.
10. Will fixing the OBDII code C1207 ABS Rear Isolation Valve Circuit Open be costly?
The cost of repairing this code can vary depending on the extent of the issue and the parts needed. It's recommended to get a diagnostic and repair estimate from a trusted mechanic before proceeding.
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