B1603 - Lamp Anti-Theft Indicator Circuit Failure

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3   
Comments  |  Add Comment

B1603 Possible Causes

  • Faulty Lamp Anti-Theft Indicator
  • Lamp Anti-Theft Indicator harness is open or shorted
  • Lamp Anti-Theft Indicator circuit poor electrical connection
  • Faulty Body Control Module (BCM)

First diagnose B1603 code

    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 terminals.

Cost of diagnosing the B1603 code

    Labor: 1.0

    The cost of diagnosing the B1603 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.

B1603 Possible Symptoms

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

B1603 Description

The Body Control Module (BCM) monitors the Lamp Anti-Theft Indicator. The BCM sets the OBDII code when the Lamp Anti-Theft Indicator is not to factory specifications.
OBDII Code B1603 - Lamp Anti-Theft Indicator Circuit Failure - AutoCodes.com

B1603 More Information

Need more information on how to fix the B1603 code?
Get Access to Factory Service Manuals

B1603 Information for specific makes

Need more help?

Get the B1603 code diagnosed by a professional: Find a repair shop in your area

Related Information

B1603 Comments

Help us improve AutoCodes.com. Leave a comment below or tell us if the information above help you fix the code. What are the symptoms on your vehicle for the B1603 code? Have you replaced any parts?
Any information is appreciated. Thanks
Top ⇧