B1347 Ford Code - Heated Backlite Relay Coil Circuit Failure
Quick Answer
The B1347 Ford diagnostic trouble code (DTC) specifically refers to a Heated Backlite Relay Coil Circuit Failure. Common causes include Faulty relay coil, Wiring issues in the circuit, Blown fuse related to the rear window defroster. 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
- B1347 Ford indicates Heated Backlite Relay Coil Circuit Failure.
- Common causes
- Common causes include Faulty relay coil, Wiring issues in the circuit, Blown fuse related to the rear window defroster.
- 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 B1347 Ford Description
The B1347 Ford diagnostic trouble code (DTC) specifically refers to a Heated Backlite Relay Coil Circuit Failure. This code indicates that there is an issue with the circuit responsible for controlling the heated backlite relay coil in the vehicle. The heated backlite is the rear window defroster, which helps to clear fog, ice, and frost from the rear window for improved visibility. The relay coil circuit failure can prevent the rear window defroster from functioning properly, which can be a safety hazard, especially in cold or humid conditions.
Common Causes of B1347 Ford
- Faulty relay coil
- Wiring issues in the circuit
- Blown fuse related to the rear window defroster
- Corrosion or damage to the connectors
- Issues with the control module
Symptoms of B1347 Ford
- Rear window defroster not working
- Rear window taking longer to defrost
- Rear window fogging up easily
- Rear window defroster turning off intermittently
- Check Engine Light illuminated
How to Fix B1347 Ford
- Begin by performing a visual inspection of the wiring and connectors related to the rear window defroster to check for any visible damage or corrosion.
- Test the relay coil to determine if it is functioning correctly. If the coil is faulty, it will need to be replaced.
- Check the fuses related to the rear window defroster to see if any are blown. Replace any blown fuses as needed.
- Use a multimeter to test the circuit for continuity and ensure that there are no breaks or shorts in the wiring.
- If all else fails, consult a professional mechanic or dealership for further diagnosis and repair.
Cost to Fix B1347 Ford
The cost of repairing a Heated Backlite Relay Coil Circuit Failure can vary depending on the specific cause of the issue and the extent of the repair needed. On average, you can expect to pay between $100 to $300 for parts and labor. Keep in mind that labor rates at auto repair shops can vary, typically ranging from $80 to $150 per hour. It's recommended to get a detailed quote from a trusted mechanic or dealership to determine the exact cost for your vehicle.
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Frequently Asked Questions about B1347 Ford Code
1. What are the common symptoms of OBDII code B1347 in a Ford related to Heated Backlite Relay Coil Circuit Failure?
The common symptoms include the rear defroster not working, the rear window not clearing of fog or frost, and a lit up dashboard warning light indicating a fault.
2. What is the typical cause of OBDII code B1347 in a Ford related to Heated Backlite Relay Coil Circuit Failure?
The most common cause is a malfunction in the heated backlite relay coil circuit, which can be due to a faulty relay, damaged wiring, or a blown fuse.
3. How can I diagnose the issue with OBDII code B1347 in a Ford for Heated Backlite Relay Coil Circuit Failure?
You can use a multimeter to test the relay, check the wiring connections for any damage, and inspect the fuse related to the heated backlite system.
4. Is it safe to continue driving with OBDII code B1347 in a Ford related to Heated Backlite Relay Coil Circuit Failure?
It is generally safe to continue driving, but you may experience reduced visibility during adverse weather conditions without a functioning rear defroster.
5. What are some repair tips for fixing OBDII code B1347 in a Ford related to Heated Backlite Relay Coil Circuit Failure?
Try checking and replacing the relay first, followed by inspecting and repairing any damaged wiring. Ensure all connections are secure and test the system before finalizing repairs.
6. Can resetting the OBDII code B1347 in a Ford related to Heated Backlite Relay Coil Circuit Failure fix the issue?
Resetting the code may temporarily turn off the warning light, but the underlying issue causing the fault will still need to be diagnosed and repaired to ensure the system functions correctly.
7. How much does it typically cost to repair OBDII code B1347 in a Ford related to Heated Backlite Relay Coil Circuit Failure?
The cost can vary depending on the exact cause of the issue, but it may range from $50 to $200 for parts and labor, excluding diagnostic fees.
8. Are there any preventative measures to avoid OBDII code B1347 in a Ford related to Heated Backlite Relay Coil Circuit Failure?
Regularly checking the functionality of the rear defroster and addressing any issues promptly can help prevent the occurrence of this OBDII code.
9. Can extreme weather conditions contribute to triggering OBDII code B1347 in a Ford related to Heated Backlite Relay Coil Circuit Failure?
Yes, extreme cold or humidity can strain the heated backlite system, potentially leading to failures in the relay coil circuit and triggering the OBDII code.
10. Is OBDII code B1347 specific to Ford vehicles, or can it occur in other car makes and models?
While the specific code B1347 may be unique to Ford vehicles, similar issues with the heated backlite relay coil circuit can occur in other car makes and models, often with different OBDII codes.
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