B1640 Chrysler Code - Front Right Turn Control Circuit High
Quick Answer
The Body Control Module (BCM) receives a communication network message from the Steering Column Control Module (SCCM) requesting turn signal lamp illumination. Common causes include Blown Front Right Park and Turn Signal Bulb, Faulty Front Right Turn Lamp, Front Right Turn Lamp harness is open or shorted. 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
- B1640 Chrysler indicates Front Right Turn Control Circuit High.
- Common causes
- Common causes include Blown Front Right Park and Turn Signal Bulb, Faulty Front Right Turn Lamp, Front Right Turn Lamp harness is open or shorted.
- 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 B1640 Chrysler Description
What are the Possible Causes of the DTC B1640 Chrysler?
- Blown Front Right Park and Turn Signal Bulb
- Faulty Front Right Turn Lamp
- Front Right Turn Lamp harness is open or shorted
- Front Right Turn Lamp circuit poor electrical connection
- Faulty Body Control Module (BCM)
How to Fix the DTC B1640 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 B1640 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.
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Frequently Asked Questions about B1640 Chrysler Code
1. What are the common symptoms of OBDII code B1640 in a Chrysler vehicle?
- Common symptoms include the front right turn signal not working, fast blinking of the turn signal, or the turn signal staying on constantly.
2. What can cause the OBDII code B1640 "Front Right Turn Control Circuit High" in a Chrysler?
- Possible causes may include a faulty turn signal bulb, a malfunctioning turn signal switch, a damaged wiring harness, or a problem with the turn signal relay.
3. How can I diagnose the OBDII code B1640 in my Chrysler for the front right turn control circuit high error?
- You can start by visually inspecting the front right turn signal bulb, checking the turn signal switch operation, and testing the wiring for any signs of damage or corrosion.
4. Can a bad fuse trigger the OBDII code B1640 in a Chrysler front right turn signal circuit?
- Yes, a blown fuse related to the front right turn signal circuit can cause the B1640 code to appear. Check the fuse box for any blown fuses and replace as needed.
5. What are some repair tips for fixing the OBDII code B1640 in a Chrysler front right turn signal circuit?
- Repair tips may include replacing the front right turn signal bulb, repairing or replacing damaged wiring, testing and possibly replacing the turn signal switch, and checking the turn signal relay.
6. Is it safe to continue driving my Chrysler with the OBDII code B1640 active for the front right turn control circuit high error?
- It is not recommended to drive with a malfunctioning turn signal as it can compromise your safety on the road. It is best to address the issue promptly.
7. How do I reset the OBDII code B1640 in my Chrysler after repairing the front right turn control circuit high issue?
- After repairing the issue causing the B1640 code, you can reset the code using an OBDII scanner or by disconnecting the car battery for a few minutes to clear the error code.
8. Can extreme weather conditions affect the front right turn control circuit and trigger the OBDII code B1640 in a Chrysler?
- Yes, extreme weather conditions such as moisture, snow, or extreme heat can damage the wiring or components in the turn signal circuit, leading to the B1640 error code.
9. Will the OBDII code B1640 in a Chrysler reset itself after a certain number of drive cycles?
- In some cases, the B1640 code may reset itself after several successful drive cycles if the underlying issue has been resolved. However, it is recommended to diagnose and fix the problem to prevent it from reoccurring.
10. Can a DIY enthusiast without much car repair experience fix the OBDII code B1640 in a Chrysler front right turn control circuit high error?
- Depending on the root cause of the issue, some repairs related to the B1640 code may be straightforward and suitable for DIY enthusiasts with basic tools and some guidance. However, complex electrical issues may require professional diagnosis and repair.
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