Engine-Codes - Generic - B1331

B1331 Code - Decklid Ajar Rear Door Circuit Failure

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

|B1331 code 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's diagnosis time and labor rates vary by location, vehicle's make and model, and even your engine type. Most auto repair shops charge between $75 and $150 per hour.

|What are B1331 code possible symptoms?

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

|What is B1331 code 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.

|Need more information with the B1331 code?

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|B1331 code information for specific makes

|Need help with a B1331 code?

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