B17B9 Chrysler Code - Right Stop Lamp Control Circuit Overcurrent
Quick Answer
The B17B9 Chrysler code indicates a problem with the right stop lamp control circuit experiencing overcurrent. Common causes include Short circuit in the stop lamp control circuit, Damaged or corroded wiring in the right stop lamp circuit, Faulty stop lamp switch. 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 Chrysler indicates Right Stop Lamp Control Circuit Overcurrent.
- Common causes
- Common causes include Short circuit in the stop lamp control circuit, Damaged or corroded wiring in the right stop lamp circuit, Faulty stop lamp switch.
- 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 Chrysler Description
The B17B9 Chrysler code indicates a problem with the right stop lamp control circuit experiencing overcurrent. The stop lamp control circuit is responsible for controlling the operation of the right stop lamp, which is a crucial safety feature that alerts other drivers when you are stopping or slowing down. When this circuit experiences overcurrent, it means that there is too much electrical current flowing through the circuit, which can lead to various issues.
Common Causes of B17B9 Chrysler
- Short circuit in the stop lamp control circuit
- Damaged or corroded wiring in the right stop lamp circuit
- Faulty stop lamp switch
- Malfunctioning control module
- Excessive voltage in the circuit due to a faulty alternator or voltage regulator
Symptoms of B17B9 Chrysler
- Right stop lamp not illuminating when brakes are applied
- Dashboard warning light indicating an issue with the stop lamp system
- Fuse for the right stop lamp blowing repeatedly
- Right stop lamp flickering or dimming intermittently
How to Fix B17B9 Chrysler
- Begin by visually inspecting the wiring and connections in the right stop lamp control circuit to check for any visible damage or corrosion.
- Test the stop lamp switch using a multimeter to determine if it is functioning correctly. Replace the switch if necessary.
- Check the control module for any signs of damage or malfunction. If needed, replace the control module.
- If no issues are found with the wiring, switch, or control module, perform a voltage drop test on the circuit to identify any areas of high resistance that could be causing the overcurrent.
- Clear the error code from the vehicle's computer system after completing the repairs and test the right stop lamp to ensure it is functioning properly.
Cost to Fix B17B9 Chrysler
The typical repair costs for addressing a B17B9 Chrysler code can vary depending on the specific cause of the issue. In general, the cost of parts such as a stop lamp switch or control module can range from $50 to $200, while labor costs at an auto repair shop may be between $100 and $300. Additional costs for diagnostic testing and any necessary wiring repairs may also apply.
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Frequently Asked Questions about B17B9 Chrysler Code
1. What does the OBDII code B17B9 mean on a Chrysler?
The B17B9 code indicates an overcurrent condition in the right stop lamp control circuit, suggesting an electrical issue in the wiring or the stop lamp itself.
2. What are the common symptoms of the B17B9 code?
Symptoms include the right stop lamp not functioning, a dashboard warning light, or intermittent brake light operation.
3. What causes the B17B9 code to appear?
Common causes include a shorted stop lamp bulb, damaged wiring, corroded connectors, or a fault in the body control module (BCM).
4. Can a faulty bulb trigger the B17B9 code?
Yes, a shorted or damaged right stop lamp bulb can cause an overcurrent condition, triggering the B17B9 code.
5. How do I diagnose the B17B9 code?
Start by inspecting the right stop lamp bulb, checking for damage or short circuits in the wiring, and testing the connectors for corrosion or loose connections.
6. Can I fix the B17B9 code by replacing the stop lamp bulb?
If the bulb is shorted or damaged, replacing it may resolve the issue. However, if the wiring or connectors are faulty, additional repairs will be needed.
7. Is it safe to drive with the B17B9 code active?
It’s not recommended, as the right stop lamp may not function properly, posing a safety risk to you and others on the road.
8. Could the body control module (BCM) cause the B17B9 code?
Yes, if the BCM is malfunctioning or failing to regulate the stop lamp circuit, it could trigger the overcurrent condition.
9. How much does it cost to repair the B17B9 code on a Chrysler?
Costs vary depending on the issue, but replacing a bulb is inexpensive, while wiring repairs or BCM replacement can cost several hundred dollars.
10. Can I clear the B17B9 code without fixing the issue?
You can clear the code with an OBDII scanner, but it will likely return unless the underlying issue is resolved.
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