AutoCodes – Chrysler – B17F6 Chrysler

B17F6 Chrysler Code - Trailer Tail Lamp Control Circuit Short To Battery

Quick Answer

Four relays are used to provide voltage to the Trailer Tow connector. Common causes include Faulty Trailer Tow Park Lamps Relay, Trailer Tow Park Lamps Relay harness is open or shorted, Trailer Tow Park Lamps Relay 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: B17F6 Chrysler indicates Trailer Tail Lamp Control Circuit Short To Battery.
Common causes: Common causes include Faulty Trailer Tow Park Lamps Relay, Trailer Tow Park Lamps Relay harness is open or shorted, Trailer Tow Park Lamps Relay 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 804

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 Jul 02, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B17F6 Chrysler Description

Four relays are used to provide voltage to the Trailer Tow connector. The trailer tow relays are used to switch fused battery voltage directly to the Trailer Tow connector when requested. The trailer tow relays are activated through a ground path provided by the Body Control Module (BCM). The BCM sets the OBDII code when it detects a short to voltage on the Trailer Tow Park Lamps Relay Control circuit.

OBDII Code B17F6 Chrysler - Trailer Tail Lamp Control Circuit Short To Battery - AutoCodes.com — B17F6 Chrysler Code - Trailer Tail Lamp Control Circuit Short To Battery

What does this mean?

What are the Possible Causes of the DTC B17F6 Chrysler?

Faulty Trailer Tow Park Lamps Relay
Trailer Tow Park Lamps Relay harness is open or shorted
Trailer Tow Park Lamps Relay circuit poor electrical connection
Faulty Body Control Module (BCM)

How to Fix the DTC B17F6 Chrysler?

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 B17F6 Chrysler 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 B17F6 Chrysler code?

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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 B17F6 Chrysler Code

1. What are the common symptoms of OBDII code B17F6 in a Chrysler vehicle?

- The common symptoms include trailer tail lamps not functioning properly, warning lights on the dashboard, and potential issues with the trailer lighting system.

2. What does the OBDII code B17F6 indicate in a Chrysler vehicle?

- The code B17F6 indicates a trailer tail lamp control circuit short to battery in the vehicle.

3. What are the possible causes of the trailer tail lamp control circuit short to battery in a Chrysler?

- Possible causes include damaged wiring, a short circuit in the tail lamp control circuit, faulty trailer wiring harness, or a malfunctioning trailer light module.

4. How can I diagnose the OBDII code B17F6 in my Chrysler vehicle?

- Diagnosis involves inspecting the trailer wiring connections, checking for damaged wires, testing the trailer light module, and using a multimeter to check for continuity in the circuit.

5. How can I repair the trailer tail lamp control circuit short to battery issue in my Chrysler?

- Repair involves repairing or replacing damaged wiring, fixing any short circuits, replacing the trailer light module if necessary, and ensuring proper connection of the trailer wiring harness.

6. Can I drive my Chrysler with the OBDII code B17F6 without fixing it immediately?

- It is not recommended to drive the vehicle with unresolved electrical issues as it can affect the functioning of the trailer tail lamps and compromise safety on the road.

7. Will resetting the OBDII code B17F6 in my Chrysler make the problem go away?

- Resetting the code may temporarily turn off the warning lights, but it will not fix the underlying issue causing the trailer tail lamp control circuit short to battery.

8. How much does it typically cost to repair the trailer tail lamp control circuit short to battery in a Chrysler?

- The cost of repair can vary depending on the extent of the damage, but it may involve labor costs for diagnosis and repair, as well as the cost of any replacement parts needed.

9. Are there any preventative measures to avoid the trailer tail lamp control circuit short to battery issue in a Chrysler?

- Regular inspection of the trailer wiring, proper maintenance of the trailer light system, and avoiding overloading the trailer can help prevent this issue from occurring.

10. Can a DIY enthusiast with basic automotive knowledge repair the trailer tail lamp control circuit short to battery in a Chrysler?

- While some basic troubleshooting and repairs can be done by DIY enthusiasts, it is recommended to consult a professional mechanic for proper diagnosis and repair of electrical issues like this.