AutoCodes – Generic – B136F

B136F Code - Left Front Door Handle Unlock Circuit No Sub Type Information

Quick Answer

The Remote Function Actuator (RFA) Module interprets radio frequency signals from the Remote Functions Receiver (RFR) Module and Intelligent Access (IA) key transmitters. Common causes include Faulty Left Front Door Handle Unlock, Left Front Door Handle Unlock harness is open or shorted, Left Front Door Handle Unlock circuit poor electrical connection. 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
B136F indicates Left Front Door Handle Unlock Circuit No Sub Type Information.
Common causes
Common causes include Faulty Left Front Door Handle Unlock, Left Front Door Handle Unlock harness is open or shorted, Left Front Door Handle Unlock circuit poor electrical connection.
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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 2,833
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Feb 18, 2019
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Code B136F Description

The Remote Function Actuator (RFA) Module interprets radio frequency signals from the Remote Functions Receiver (RFR) Module and Intelligent Access (IA) key transmitters. The RFA module receives input signals from various modules and other components. Based on this information, the RFA module generates an output signal to control various components such as the door locks and the liftgate. The OBDII code sets when the RFA module receives no response from the left front door unlock sensor when voltage and ground are applied to the sensor after detecting vehicle speed.
OBDII Code B136F - Left Front Door Handle Unlock Circuit No Sub Type Information - AutoCodes.com
B136F Code - Left Front Door Handle Unlock Circuit No Sub Type Information

What are the Possible Causes of the DTC B136F?

  • Faulty Left Front Door Handle Unlock
  • Left Front Door Handle Unlock harness is open or shorted
  • Left Front Door Handle Unlock circuit poor electrical connection
  • Faulty Remote Function Actuator (RFA) Module

How to Fix the DTC B136F?

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 B136F 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.

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Information for Specific Makes

  • B136F Ford β€” Left Front Door Handle Unlock Circuit No Sub Type Information
  • B136F Lincoln β€” Left Front Door Handle Unlock Circuit No Sub Type Information
  • B136F Mercury β€” Left Front Door Handle Unlock Circuit No Sub Type Information
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 B136F Code

1. What are the common symptoms of OBDII code B136F?

The common symptoms of OBDII code B136F include issues with unlocking the left front door using the handle, malfunctioning door lock mechanisms, and in some cases, the inability to open the door from the outside.

2. What can cause the OBDII code B136F to trigger?

The OBDII code B136F, titled "Left Front Door Handle Unlock Circuit No Sub Type Information," can be triggered by a faulty left front door handle unlock circuit, damaged wiring, a defective door handle assembly, or a problem with the door lock actuator.

3. How can I diagnose the cause of OBDII code B136F?

Diagnosing the cause of OBDII code B136F typically involves inspecting the left front door handle and its wiring for any visible damage, testing the door lock actuator for proper functionality, and using a diagnostic scanner to check for specific error codes related to the circuit.

4. What are some repair tips for fixing OBDII code B136F?

Some repair tips for fixing OBDII code B136F include repairing or replacing damaged wiring in the left front door handle circuit, replacing the door handle assembly if it is faulty, and checking and potentially replacing the door lock actuator if needed.

5. Can I still drive my vehicle with OBDII code B136F?

It is not recommended to drive your vehicle with OBDII code B136F, as it may lead to further complications with the door locking mechanism and potentially impact your safety and security while driving.

6. Is OBDII code B136F a serious issue?

While OBDII code B136F may not affect the drivability of your vehicle, it is still considered a serious issue as it can compromise the functionality of the left front door handle and door lock system, posing a security risk and inconvenience.

7. How much does it cost to repair OBDII code B136F?

The cost of repairing OBDII code B136F can vary depending on the specific cause of the issue, the extent of the damage, and the labor rates of the repair shop. It is recommended to consult with a professional mechanic for an accurate estimate.

8. Can I fix OBDII code B136F myself?

If you have experience with automotive repairs and diagnostics, you may be able to fix OBDII code B136F yourself by following repair guides or tutorials specific to your vehicle make and model. However, if you are unsure, it is best to seek help from a qualified mechanic.

9. Will resetting the OBDII code B136F make it go away permanently?

Resetting the OBDII code B136F may temporarily clear the error code, but if the underlying issue is not addressed and repaired, the code is likely to reappear once the problem resurfaces. It is important to diagnose and fix the root cause of the code for a permanent solution.

10. How can I prevent OBDII code B136F from occurring in the future?

To prevent OBDII code B136F from occurring in the future, it is essential to perform regular maintenance checks on your vehicle's door handle mechanisms, wiring, and door lock system. Addressing any minor issues promptly can help avoid more significant problems down the line.

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