AutoCodes.com | All About OBDII Engine Codes
AutoCodes - Dodge - B1640 Dodge

B1640 Dodge Code - Front Right Turn Control Circuit High

- Code Popularity: 4,461 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
Table of contents
Share on Facebook   Share on Twitter   Share on Linkedin

What are the Possible Causes of the DTC B1640 Dodge?

NOTE: The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes.
  • 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)
⚠ Does your Dodge have Safety Recalls? → Check here

How to Fix the DTC B1640 Dodge?

Review the 'Possible Causes' mentioned above and visually examine the corresponding wiring harness and connectors. Ensure to check for any damaged components and inspect the connector pins for signs of being broken, bent, pushed out, or corroded.

Search for B1640 Dodge Questions and Answers: Search here →

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B1640 Dodge code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour.

What are Code Possible Symptoms?

  • Engine Light ON (or Service Engine Soon Warning Light)

Code B1640 Dodge Description

The Body Control Module (BCM) receives a communication network message from the Steering Column Control Module (SCCM) requesting turn signal lamp illumination. When this bus message is received, the BCM provides a pulsed voltage output through the front turn signal control circuit. The front turn signal control circuit connects to the dual filament Park and Turn Signal Lamp. The same ground circuit is used for both the Park and Turn Signal filaments in a dual filament lamp.

OBDII Code B1640 Dodge - Front Right Turn Control Circuit High - AutoCodes.com
B1640 Dodge Code - Front Right Turn Control Circuit High

Need More Information on the Code?

Need more information on how to fix the B1640 Dodge code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B1640 Dodge code diagnosed by a professional: Find a repair shop in your area

Code B1640 Dodge comments

Help us improve AutoCodes.com. Leave a comment below or tell us if the information above helps you fix the code. What are the symptoms on your vehicle for the B1640 Dodge code? Have you replaced any parts?
Any information is appreciated. Thanks