Engine-Codes - Generic - B1331

B1331 - Decklid Ajar Rear Door Circuit Failure

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3  What is this?
Table of contents

B1331 Possible Causes

  • Faulty Decklid Ajar Rear Door Switch
  • Decklid Ajar Rear Door Switch harness is open or shorted
  • Decklid Ajar Rear Door Switch circuit poor electrical connection
  • Faulty Body Control Module (BCM)

How is the B1331 code repair?

Start by checking 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.

What is the cost to diagnose the B1331 code

Labor: 1.0

The cost to diagnose the B1331 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.
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Possible Symptoms

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

B1331 Meaning

The Body Control Module (BCM) monitors the Decklid Ajar Rear Door Switch. The BCM sets the OBDII code when the Decklid Ajar Rear Door Switch is not to factory specifications.

More Information

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Information for specific makes

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