B17C5 Dodge Code - Trailer Tow Reverse 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 Reverse Lamp, Trailer Tow Reverse Lamp harness is open or shorted, Trailer Tow Reverse Lamp 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
- B17C5 Dodge indicates Trailer Tow Reverse Lamp Control Circuit Short To Battery.
- Common causes
- Common causes include Faulty Trailer Tow Reverse Lamp, Trailer Tow Reverse Lamp harness is open or shorted, Trailer Tow Reverse Lamp 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 B17C5 Dodge Description
What are the Possible Causes of the DTC B17C5 Dodge?
- Faulty Trailer Tow Reverse Lamp
- Trailer Tow Reverse Lamp harness is open or shorted
- Trailer Tow Reverse Lamp circuit poor electrical connection
- Faulty Body Control Module (BCM)
How to Fix the DTC B17C5 Dodge?
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 B17C5 Dodge 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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Frequently Asked Questions about B17C5 Dodge Code
1. What does the OBDII code B17C5 indicate on a Dodge vehicle?
The code B17C5 indicates that there is an issue with the trailer tow reverse lamp control circuit, specifically a short to the battery voltage in the circuit.
2. What symptoms might I notice if my Dodge displays the B17C5 code?
Symptoms can include the reverse lamps on the trailer staying on continuously, not functioning at all, or working intermittently. Additionally, you may notice issues with other trailer lighting functions.
3. What could cause the B17C5 code to appear on my Dodge?
Common causes include damaged wiring or connectors in the trailer tow reverse lamp circuit, a faulty reverse lamp bulb, or a malfunction in the control module responsible for the lamp.
4. How can I diagnose the problem leading to the B17C5 code on my Dodge?
Diagnosis should begin with a visual inspection of the trailer tow wiring and connectors for any signs of damage or corrosion. Check for continuity with a multimeter to identify any shorts to the battery.
5. What steps should be taken to repair the issue associated with the B17C5 code?
Repairs may involve replacing damaged wires or connectors, repairing the control module if faulty, or replacing any defective reverse lamp bulbs on the trailer.
6. Can driving my Dodge with the B17C5 code activated cause further vehicle damage?
While it may not cause immediate damage to the vehicle, driving without fully functional trailer lights can be unsafe and is illegal in many areas, potentially leading to accidents or traffic citations.
7. How urgent is it to fix a B17C5 code on a Dodge?
It is moderately urgent to address this issue, primarily due to safety and legal concerns with towing without proper functioning of the reverse lamps.
8. Will I need specialized tools to fix the B17C5 code on my Dodge?
Basic automotive tools can handle most repairs, but a multimeter will be very useful for diagnosing electrical issues. Access to a diagnostic scanner may also be helpful in confirming the fix.
9. Could the B17C5 code be triggered by an issue with the trailer rather than the vehicle itself?
Yes, if the trailer's wiring or reverse lamps are faulty or incorrectly installed, it could trigger this code. Always check both the vehicle and the trailer when diagnosing this issue.
10. After repairing the B17C5 code, what steps should I take to ensure the issue has been resolved?
After repairs, clear the code from the vehicle’s computer with an OBDII scanner and test drive the vehicle with the trailer attached to ensure that the reverse lamps and other trailer lights are functioning correctly.
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