| All About OBDII Engine Codes
AutoCodes - Generic - B2602

B2602 Code - DRL Relay Control Circuit Shorted To Ground

- Code Popularity: 7,639 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
Table of contents
By - Updated Jan 07, 2020
Share on Facebook   Share on Twitter   Share on Linkedin

|Code B2602 Possible Causes

  • Faulty Daytime Running Lamps (DRL) Relay
  • Daytime Running Lamps (DRL) Relay harness is open or shorted
  • Daytime Running Lamps (DRL) Relay circuit poor electrical connection
  • Faulty Body Control Module (BCM)

|How do I Fix the Code B2602?

Check the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.

Does your Car have Safety Recalls? → Check here

|What is the Cost to Diagnose the Code B2602?

Labor: 1.0

The cost of diagnosing the B2602 code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle's make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.

|What are Code B2602 Possible Symptoms?

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

|Code B2602 Description

The Daytime Running Lamps (DRL) Relay is controlled by the Body Control Module (BCM). Ignition positive voltage is applied to the DRL relay coil. The BCM grounds the DRL relay control circuit in order to turn on the DRL relay. When the DRL relay control circuit becomes shorted to ground without being commanded on by the BCM, DTC B2602 is set.

OBDII Code B2602 - DRL Relay Control Circuit Shorted To Ground -
B2602 Code - DRL Relay Control Circuit Shorted To Ground

|Need More Information on the B2602 Code?

Need more information on how to fix the B2602 code? Get Access to Factory Service Manuals

|Information for Specific Makes

|Need Help with the B2602 Code?

Get the B2602 code diagnosed by a professional: Find a repair shop in your area

|Code B2602 comments

Help us improve 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 B2602 code? Have you replaced any parts?
Any information is appreciated. Thanks