AutoCodes – Ford – C1208 Ford

C1208 Ford Code - ABS Rear Isolation Valve Circuit Short To Battery

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: C1208 Ford indicates ABS Rear Isolation Valve Circuit Short To Battery.
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.

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Code Popularity 4,017

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Aug 21, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code C1208 Ford Description

The Anti-Lock Brake System (ABS) Module monitors the ABS Rear Isolation Valve. The ABS Module sets the OBDII code when the ABS Rear Isolation Valve is not to factory specifications.

OBDII Code C1208 Ford - ABS Rear Isolation Valve Circuit Short To Battery - AutoCodes.com — C1208 Ford Code - ABS Rear Isolation Valve Circuit Short To Battery

What does this mean?

What are the Possible Causes of the DTC C1208 Ford?

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 C1208 Ford?

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 C1208 Ford 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.

Need more information about the C1208 Ford code?

Need more information on how to fix the C1208 Ford code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the C1208 Ford code diagnosed by a professional: Find a repair shop in your area

About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about C1208 Ford Code

What does OBDII code C1208 mean for a Ford vehicle?

OBDII code C1208 indicates an issue with the ABS rear isolation valve circuit, specifically a short to battery, which can affect the vehicle's anti-lock braking system.

What are the common symptoms of code C1208?

Common symptoms include the ABS warning light illuminated on the dashboard, potential loss of ABS functionality, and a possible decrease in braking performance.

What could cause the C1208 code to trigger?

Causes may include damaged wiring or connectors in the ABS system, a faulty isolation valve, or issues with the ABS control module.

Can I drive my vehicle with code C1208?

While you can technically drive the vehicle, it is not recommended as the ABS may not function correctly, increasing the risk of losing control during hard braking.

How can I diagnose the C1208 code?

To diagnose code C1208, inspect the wiring and connectors related to the ABS isolation valve for damage, test the valve itself for proper operation, and check the ABS control module for faults.

What are some repair tips for fixing the C1208 code?

Repair tips include repairing or replacing any damaged wiring or connectors, replacing the isolation valve if faulty, and ensuring all connections are secure. It may also be helpful to reset the ABS system after repairs.

Is it necessary to clear the code after repairs?

Yes, after completing repairs, it is important to clear the code using an OBDII scanner and perform a test drive to ensure the issue is resolved and the code does not reappear.

Will a short to battery affect other systems in the vehicle?

While the primary impact is on the ABS system, electrical shorts can potentially affect other electronic components, leading to additional warning lights or malfunctions in related systems.

How much does it typically cost to repair C1208?

Repair costs can vary widely depending on the specific issue, but generally, repairs may range from $100 to $500, depending on whether wiring, connectors, or the valve itself needs replacement.