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AutoCodes - Generic - B2546

B2546 Code - System Power Relay Circuit Failure

- Code Popularity: 3,639 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
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By - Updated Dec 22, 2019
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|Code B2546 Possible Causes

  • Faulty System Power Relay
  • System Power Relay harness is open or shorted
  • System Power Relay circuit poor electrical connection
  • Faulty Body Control Module (BCM)

|How do I Fix the Code B2546?

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 B2546?

Labor: 1.0

The cost of diagnosing the B2546 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 B2546 Possible Symptoms?

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

|Code B2546 Description

The Body Control Module (BCM) monitors the System Power Relay. The BCM sets the OBDII code when the System Power Relay is not to factory specifications.

OBDII Code B2546 - System Power Relay Circuit Failure -
B2546 Code - System Power Relay Circuit Failure

|Need More Information on the B2546 Code?

Need more information on how to fix the B2546 code? Get Access to Factory Service Manuals

|Information for Specific Makes

|Need Help with the B2546 Code?

Get the B2546 code diagnosed by a professional: Find a repair shop in your area

|Code B2546 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 B2546 code? Have you replaced any parts?
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