AutoCodes.com | All About OBDII Engine Codes
AutoCodes - Chevrolet - B0685 Chevrolet

B0685 Chevrolet Code - Security System Indicator Circuit Short to Ground

- Code Popularity: 1,998 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 B0685 Chevrolet?

NOTE: The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes.
  • Faulty Light/Sunload Ambient Sensor
  • Light/Sunload Ambient Sensor harness is open or shorted
  • Light/Sunload Ambient Sensor circuit poor electrical connection
  • Faulty Body Control Module (BCM)
⚠ Does your Chevrolet have Safety Recalls? → Check here

How to Fix the DTC B0685 Chevrolet?

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 B0685 Chevrolet Questions and Answers: Search here →

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B0685 Chevrolet 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 B0685 Chevrolet Description

The security LED is controlled by the Body Control Module (BCM) based on commands from the content theft deterrent system. The security LED is located in the dash as part of the ambient light sensor and is supplied ground at all times. When the content theft deterrent system requests the LED be commanded ON, the BCM applies voltage to the security indicator control circuit, illuminating the LED.

OBDII Code B0685 Chevrolet - Security System Indicator Circuit Short to Ground - AutoCodes.com
B0685 Chevrolet Code - Security System Indicator Circuit Short to Ground

Need More Information on the Code?

Need more information on how to fix the B0685 Chevrolet code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B0685 Chevrolet code diagnosed by a professional: Find a repair shop in your area

Code B0685 Chevrolet 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 B0685 Chevrolet code? Have you replaced any parts?
Any information is appreciated. Thanks