B17AD Code - Rear Left Trailer Turn Lamp Control Circuit Short To Battery
Quick Answer
The B17AD diagnostic trouble code indicates that there is a short circuit to the battery in the rear left trailer turn lamp control circuit. Common causes include Damaged or frayed wiring in the rear left trailer turn lamp circuit, Faulty rear left trailer turn lamp assembly, Malfunctioning control module for the trailer turn lamp. 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
- B17AD indicates Rear Left Trailer Turn Lamp Control Circuit Short To Battery.
- Common causes
- Common causes include Damaged or frayed wiring in the rear left trailer turn lamp circuit, Faulty rear left trailer turn lamp assembly, Malfunctioning control module for the trailer turn lamp.
- 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 B17AD Description
The B17AD diagnostic trouble code indicates that there is a short circuit to the battery in the rear left trailer turn lamp control circuit. This means that there is an unintended connection between the control circuit and the vehicle's battery, causing an abnormal flow of electrical current. This issue can prevent the proper functioning of the rear left trailer turn lamp, affecting the vehicle's visibility and safety, especially when signaling a turn or changing lanes.
Common Causes of B17AD
- Damaged or frayed wiring in the rear left trailer turn lamp circuit
- Faulty rear left trailer turn lamp assembly
- Malfunctioning control module for the trailer turn lamp
- Corrosion in the electrical connections related to the rear left trailer turn lamp
- Short circuit due to water intrusion or physical damage to the wiring
Symptoms of B17AD
- Rear left trailer turn lamp not working
- Dim or flickering rear left trailer turn lamp
- Dashboard indicator for turn signal flashing rapidly
- Blown fuses related to the trailer turn lamp circuit
- Electrical burning smell near the rear left trailer turn lamp
How to Fix B17AD
- Begin by visually inspecting the wiring and connections in the rear left trailer turn lamp circuit for any signs of damage or corrosion.
- Test the rear left trailer turn lamp assembly to determine if it is functioning properly or needs replacement.
- Check the control module for the trailer turn lamp to ensure it is sending the correct signals and replace if necessary.
- Repair any damaged wiring or connections in the circuit and ensure proper insulation to prevent future shorts.
- Clear the diagnostic trouble code from the vehicle's computer system and test the rear left trailer turn lamp to confirm proper operation.
Cost to Fix B17AD
The typical repair costs for addressing a B17AD code can vary depending on the specific cause of the issue. In general, replacing a faulty rear left trailer turn lamp assembly can cost between $50 and $100, while repairing damaged wiring or connections may range from $100 to $200. If the control module needs replacement, additional costs of $150 to $300 may apply. Labor rates at auto repair shops can range from $80 to $150 per hour, so the total cost of the repair can vary based on the complexity of the issue and the shop's rates. It's advisable to consult with a professional technician to get an accurate estimate for addressing this specific code.
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Code B17AD Information for Specific Makes
- B17AD Chrysler — Rear Left Trailer Turn Lamp Control Circuit Short To Battery
- B17AD Dodge — Rear Left Trailer Turn Lamp Control Circuit Short To Battery
- B17AD Jeep — Rear Left Trailer Turn Lamp Control Circuit Short To Battery
- B17AD RAM — Rear Left Trailer Turn Lamp Control Circuit Short To Battery
Frequently Asked Questions about B17AD Code
1. What are the common symptoms of OBDII code B17AD?
- The common symptoms of code B17AD include the rear left trailer turn lamp not functioning properly, or the lamp staying on constantly.
2. What can cause the Rear Left Trailer Turn Lamp Control Circuit Short To Battery code B17AD?
- The code B17AD can be caused by a short circuit in the wiring harness, a malfunctioning trailer connector, or a fault in the turn signal switch.
3. How can I diagnose the cause of OBDII code B17AD?
- To diagnose code B17AD, you can start by visually inspecting the wiring harness, trailer connector, and turn signal switch for any visible damage. Using a multimeter to check for continuity and voltage can also help pinpoint the issue.
4. Can a blown fuse trigger the B17AD code?
- Yes, a blown fuse in the trailer turn lamp circuit can potentially trigger code B17AD. It is recommended to check and replace any blown fuses as part of the diagnostic process.
5. What are the repair tips for addressing code B17AD?
- Repairing code B17AD may involve repairing or replacing damaged wiring, repairing the trailer connector, or replacing the turn signal switch if necessary. Ensuring all connections are secure and free of corrosion is also important.
6. Is it safe to continue driving with OBDII code B17AD?
- It is not recommended to drive with code B17AD unresolved, as it can affect the visibility of your vehicle to other drivers, especially when signaling for turns or lane changes. Addressing the issue promptly is essential for safety.
7. Can a DIY enthusiast fix OBDII code B17AD at home?
- Depending on the extent of the issue, DIY enthusiasts with the necessary tools and knowledge of automotive electrical systems may be able to fix code B17AD at home by following repair manuals or online guides.
8. Will resetting the OBDII system clear code B17AD?
- Resetting the OBDII system may temporarily clear the code, but if the underlying issue causing code B17AD is not resolved, the code is likely to reappear once the problem is detected again during vehicle operation.
9. How can I prevent OBDII code B17AD from recurring?
- To prevent code B17AD from recurring, regular inspection and maintenance of the trailer turn lamp circuit, including checking for any signs of wear or damage, can help identify and address potential issues before they trigger the code.
10. Can a professional mechanic help diagnose and repair OBDII code B17AD?
- Yes, seeking the expertise of a professional mechanic is recommended for diagnosing and repairing code B17AD, especially if you are unsure about electrical systems or need specialized tools for the job.
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