B17B9 RAM Code - Right Stop Lamp Control Circuit Overcurrent
Quick Answer
The B17B9 diagnostic trouble code (DTC) refers to a Right Stop Lamp Control Circuit Overcurrent issue. Common causes include Short circuit in the wiring harness for the right stop lamp, Faulty stop lamp switch, Malfunctioning control module responsible for the stop lamp circuit. 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
- B17B9 RAM indicates Right Stop Lamp Control Circuit Overcurrent.
- Common causes
- Common causes include Short circuit in the wiring harness for the right stop lamp, Faulty stop lamp switch, Malfunctioning control module responsible for the stop lamp circuit.
- 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 B17B9 RAM Description
The B17B9 diagnostic trouble code (DTC) refers to a Right Stop Lamp Control Circuit Overcurrent issue. This code indicates that there is an excessive amount of current flowing through the control circuit for the right stop lamp. The stop lamp control circuit is responsible for activating the right stop lamp when the brake pedal is pressed. When there is an overcurrent condition, it can lead to various problems with the vehicle's lighting system and potentially affect the overall safety of the vehicle.
Common Causes of B17B9 RAM
- Short circuit in the wiring harness for the right stop lamp.
- Faulty stop lamp switch.
- Malfunctioning control module responsible for the stop lamp circuit.
- Corrosion or damage to connectors in the right stop lamp circuit.
- Defective right stop lamp bulb.
Symptoms of B17B9 RAM
- Right stop lamp not illuminating when the brake pedal is pressed.
- Right stop lamp flickering or dimming intermittently.
- Dashboard warning light indicating a brake light malfunction.
- Fuse for the right stop lamp circuit blowing repeatedly.
- Other electrical issues related to the right stop lamp circuit.
How to Fix B17B9 RAM
- Begin by visually inspecting the wiring harness and connectors for any signs of damage or corrosion. Repair or replace any damaged components.
- Test the stop lamp switch for proper functionality using a multimeter. Replace the switch if it is faulty.
- Check the control module for any error codes and perform any necessary resets or reprogramming.
- Inspect the right stop lamp bulb and replace it if it is defective.
- Clear the DTC from the vehicle's computer memory using a diagnostic scan tool and test the right stop lamp to ensure it is functioning correctly.
Cost to Fix B17B9 RAM
The cost of repairing a Right Stop Lamp Control Circuit Overcurrent issue can vary depending on the specific cause of the problem and the labor rates at the auto repair shop. In general, the cost of parts for this repair could range from $50 to $200, while labor costs could range from $100 to $300. Overall, the total repair cost could be anywhere from $150 to $500. It is advisable to check with local auto repair shops for more accurate pricing based on your vehicle make and model.
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Frequently Asked Questions about B17B9 RAM Code
1. What does the OBDII code B17B9 mean on a RAM vehicle?
The code B17B9 indicates an "Overcurrent" issue in the right stop lamp control circuit, meaning the system has detected excessive current flow.
2. What are common symptoms of the B17B9 code?
Symptoms may include the right brake light not functioning, flickering, or staying on constantly, as well as a warning light or message on the dashboard.
3. What causes the B17B9 code to appear?
The code is commonly caused by a short circuit, damaged wiring, a faulty stop lamp bulb, or a malfunctioning stop lamp control module.
4. Can a faulty bulb cause the B17B9 code?
Yes, a faulty or incorrect bulb can draw excessive current, triggering the B17B9 code.
5. How do I troubleshoot the wiring for the B17B9 code?
Inspect the wiring and connectors for the right stop lamp for signs of damage, corrosion, or shorts to ground, and repair as necessary.
6. Can I fix the B17B9 code myself?
If the issue is a simple bulb replacement or visible wiring repair, you may be able to fix it yourself. Otherwise, professional diagnosis may be needed.
7. Does the B17B9 code affect vehicle safety?
Yes, a malfunctioning stop lamp can reduce visibility to other drivers, increasing the risk of an accident.
8. How can I prevent the B17B9 code from occurring?
Regularly inspect the stop lamp bulbs and wiring for damage, and replace components promptly if they show signs of wear.
9. Do I need to replace the stop lamp control module for the B17B9 code?
Not always. The module should only be replaced if it is diagnosed as the source of the overcurrent issue after other components have been ruled out.
10. Will clearing the B17B9 code fix the problem?
Clearing the code without addressing the root cause will not fix the issue and the code is likely to return. Proper diagnosis and repair are required.
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