Engine-CodesFord – B1336 Ford

B1336 Ford Code - Door Ajar Right Rear Circuit Open

Quick Answer

The B1336 Ford code indicates that there is an issue with the right rear door ajar circuit being open. Common causes include Faulty door ajar sensor, Wiring issue in the right rear door circuit, Corrosion in the electrical connections. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means
B1336 Ford indicates Door Ajar Right Rear Circuit Open.
Common causes
Common causes include Faulty door ajar sensor, Wiring issue in the right rear door circuit, Corrosion in the electrical connections.
Severity
High - diagnose this code as soon as possible.
Can I drive?
Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
Table of contents Created and updated by William Orellana on Sep 07, 2024
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Code B1336 Ford Description

The B1336 Ford code indicates that there is an issue with the right rear door ajar circuit being open. This means that the vehicle's computer system is not receiving the proper signal indicating that the right rear door is closed. This can lead to various problems, including the interior lights staying on, the door ajar warning light on the dashboard staying illuminated, and potentially affecting the vehicle's security system.

OBDII Code B1336 Ford - Door Ajar Right Rear Circuit Open
B1336 Ford Code - Door Ajar Right Rear Circuit Open

Common Causes of B1336 Ford

  1. Faulty door ajar sensor
  2. Wiring issue in the right rear door circuit
  3. Corrosion in the electrical connections
  4. Loose or damaged wiring harness
  5. Malfunctioning body control module

Symptoms of B1336 Ford

  1. Interior lights staying on even when the right rear door is closed
  2. Door ajar warning light on the dashboard staying illuminated
  3. Security system may not engage properly
  4. Inability to lock/unlock the door using the central locking system

How to Fix B1336 Ford

  1. Begin by visually inspecting the wiring and connections in the right rear door circuit to check for any obvious issues such as corrosion, damage, or loose connections.
  2. Test the door ajar sensor to determine if it is sending the correct signal. If the sensor is faulty, it will need to be replaced.
  3. Check the wiring harness for any breaks or damage and repair or replace as needed.
  4. Reset the vehicle's computer system to clear the code and see if the issue persists.
  5. If the problem persists after these steps, further diagnostic testing may be required to pinpoint the exact cause of the issue.

Cost to Fix B1336 Ford

The cost of repairing a B1336 Ford code can vary depending on the specific cause of the issue. On average, the parts for this repair, such as a new door ajar sensor or wiring harness, can range from $50 to $200. Labor costs at most auto repair shops are typically between $80 and $150 per hour. The total cost of the repair can therefore range from $150 to $500 or more, depending on the extent of the issue and the shop's labor rates. It's recommended to get a detailed quote from a local auto repair shop to get a more accurate estimate.

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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 B1336 Ford Code

1. What are the common symptoms of OBDII code B1336 in a Ford related to the right rear door ajar circuit?

- Common symptoms include the interior light staying on, door ajar warning light on the dashboard, and potential issues with power locks.

2. What are some possible causes of OBDII code B1336 indicating a right rear door ajar circuit open in a Ford?

- Potential causes include a faulty door ajar switch, damaged wiring in the circuit, or a malfunctioning door latch.

3. How can I diagnose the OBDII code B1336 in my Ford indicating a right rear door ajar circuit open?

- You can start by visually inspecting the wiring and connectors, checking the door ajar switch operation, and using a multimeter to test for continuity in the circuit.

4. Can a malfunctioning right rear door ajar circuit impact the overall performance of my Ford vehicle?

- Yes, a faulty door ajar circuit can lead to issues with the interior lights, power locks, and potentially affect the security system of the vehicle.

5. What are some repair tips for addressing OBDII code B1336 related to a right rear door ajar circuit open in a Ford?

- Repair tips may include replacing the door ajar switch, repairing damaged wiring, ensuring proper alignment of the door, and resetting the system after repairs.

6. Is it safe to continue driving my Ford with the OBDII code B1336 indicating a right rear door ajar circuit issue?

- It is generally safe to drive, but it is recommended to address the issue promptly to prevent potential electrical problems or security issues.

7. Will resetting the OBDII code B1336 in a Ford resolve the right rear door ajar circuit open problem?

- Resetting the code may temporarily turn off the warning lights, but it will not fix the underlying issue causing the right rear door ajar circuit open.

8. How much does it typically cost to repair OBDII code B1336 related to a right rear door ajar circuit issue in a Ford?

- The cost of repair can vary depending on the specific cause of the problem, but it may involve parts and labor expenses ranging from $100 to $300 or more.

9. Can extreme weather conditions affect the right rear door ajar circuit and trigger OBDII code B1336 in a Ford?

- Yes, extreme temperatures or moisture can potentially cause wiring or switch malfunctions, leading to the right rear door ajar circuit issue.

10. Are there any recalls or technical service bulletins related to OBDII code B1336 and the right rear door ajar circuit in Ford vehicles?

- It is advisable to check with a Ford dealership or visit the manufacturer's website to see if there are any relevant recalls or technical service bulletins addressing this specific issue.

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