AutoCodesGeneric – B1306

B1306 Code - Liftgate Ajar Switch General Electrical Failure

Quick Answer

The Body Control Module (BCM) monitors the Liftgate Ajar Switch. Common causes include Faulty Liftgate Ajar Switch, Liftgate Ajar Switch harness is open or shorted, Liftgate Ajar Switch circuit poor electrical connection. Severity is Low - monitor the vehicle and repair when practical. The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.

What it means
B1306 indicates Liftgate Ajar Switch General Electrical Failure.
Common causes
Common causes include Faulty Liftgate Ajar Switch, Liftgate Ajar Switch harness is open or shorted, Liftgate Ajar Switch circuit poor electrical connection.
Severity
Low - monitor the vehicle and repair when practical.
Can I drive?
The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.
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Code Popularity 16,049
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Nov 29, 2024
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Code B1306 Description

The Body Control Module (BCM) monitors the Liftgate Ajar Switch. The BCM sets the OBDII code when the BCM detects an open from the liftgate ajar circuit.
OBDII Code B1306 - Liftgate Ajar Switch General Electrical Failure - AutoCodes.com
B1306 Code - Liftgate Ajar Switch General Electrical Failure

What are the Possible Causes of the DTC B1306?

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

How to Fix the DTC B1306?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B1306 code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the B1306 code?

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Information for Specific Makes

About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about B1306 Code

1. What are the common symptoms of OBDII code B1306 – Liftgate Ajar Switch General Electrical Failure?

- Common symptoms include the liftgate not closing properly, interior lights staying on when the liftgate is closed, and the vehicle's warning light indicating liftgate issues.

2. What are the possible causes of OBDII code B1306 – Liftgate Ajar Switch General Electrical Failure?

- The code may be triggered by a faulty liftgate ajar switch, damaged wiring or connectors related to the switch, or a malfunction in the liftgate control module.

3. How can I diagnose the cause of OBDII code B1306 – Liftgate Ajar Switch General Electrical Failure?

- Use a diagnostic scan tool to retrieve the code, inspect the liftgate ajar switch and its connections for any visible damage, and perform a continuity test on the switch to check for proper functionality.

4. Can I repair OBDII code B1306 – Liftgate Ajar Switch General Electrical Failure myself?

- Depending on your automotive knowledge and skills, you may be able to replace a faulty liftgate ajar switch or repair damaged wiring yourself. However, more complex issues may require professional assistance.

5. What are some tips for fixing OBDII code B1306 – Liftgate Ajar Switch General Electrical Failure?

- Ensure the liftgate is securely closed, check for any obstructions preventing proper closure, inspect the liftgate ajar switch for physical damage, and test the switch's functionality before replacing it.

6. Is it safe to drive with OBDII code B1306 – Liftgate Ajar Switch General Electrical Failure?

- Driving with this issue is generally safe, but it may lead to inconvenience, such as interior lights staying on, potential battery drain, or the liftgate not securely closing. It is advisable to address the problem promptly.

7. How much does it typically cost to repair OBDII code B1306 – Liftgate Ajar Switch General Electrical Failure?

- The cost of repair can vary depending on the underlying issue, labor rates, and the need for replacement parts. It is recommended to obtain quotes from different mechanics or repair shops.

8. Can OBDII code B1306 – Liftgate Ajar Switch General Electrical Failure be intermittent?

- Yes, this code can sometimes be intermittent, especially if the issue is related to loose connections or a faulty switch that only malfunctions under certain conditions. Regularly monitor the liftgate's behavior for consistency.

9. Are there any preventive measures to avoid OBDII code B1306 – Liftgate Ajar Switch General Electrical Failure?

- Regularly inspect the liftgate ajar switch and its connections for signs of wear or damage, avoid slamming the liftgate shut, and address any issues promptly to prevent further electrical failures.

10. Does OBDII code B1306 – Liftgate Ajar Switch General Electrical Failure affect vehicle performance?

- This code typically does not affect the overall performance of the vehicle but may lead to minor inconveniences related to the liftgate operation and interior lighting. Addressing the issue promptly is recommended to maintain vehicle functionality.

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