B1313 - Interior Lighting Output Circuit Short
Repair Importance Level:
Repair Difficulty Level:
B1313 Possible Causes
- Faulty Interior Lamp
- Interior Lamp harness is open or shorted
- Interior Lamp circuit poor electrical connection
- Faulty Body Control Module (BCM)
First diagnose B1313 code
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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.
B1313 Tech Notes
B1313:11 Interior Lighting Output Circuit Short To GroundB1313:15 Interior Lighting Output Circuit Short To Battery or Open
Cost of diagnosing the B1313 code
Labor: 1.0
The cost of diagnosing the B1313 code is 1.0 hour of labor. The auto repair labor rates vary widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour.B1313 Possible Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
B1313 Meaning
The Body Control Module (BCM) fuse supplies power for the interior courtesy lamps (and the running board lamps if equipped). When the BCM receives the required input (such as an open door or request from the instrument panel dimmer switch), it provides voltage to the interior courtesy lamps. This Diagnostic Trouble Code (DTC) sets when the BCM detects a short to ground or open from the courtesy lighting output circuit.
B1313 More Information
Need more information on how to fix the B1313 code?Get Access to Factory Service Manuals
B1313 Information for specific makes
- B1313 FORD Interior Lighting Output Circuit Short
- B1313 LINCOLN Interior Lighting Output Circuit Short
- B1313 MERCURY Interior Lighting Output Circuit Short