The B1396 code refers to a short circuit in the power door lock system of a vehicle. This issue is detected by the Body Control Module (BCM). Symptoms of this code may include malfunctioning power door locks or a complete failure of the system.
The main cause of the B1396 code is a short circuit to the battery within the power door lock circuit. To fix this issue, it is necessary to diagnose the specific area of the circuit that is causing the short circuit and repair or replace any faulty components.
This will ensure that the power door lock system functions properly and any potential safety concerns are addressed.
What does it mean
The B1396 code indicates a short circuit to the battery in the Power Door Lock circuit. While a faulty lock can contribute to the issue, it is not the only cause.
Clearing the code without addressing the underlying problem may result in its recurrence.
Thoroughly inspecting the wiring harness and connectors for damage, as well as checking for broken or corroded pins, is crucial.
Seek professional help for diagnosis and repair to ensure safety.
what are the symptoms
The B1396 code may cause several symptoms. These symptoms include:
- The Engine Light turning on (or the Service Engine Soon Warning Light): This is a common indication of a fault code. It serves as a warning for the driver to address the issue promptly.
- Problems with the power door lock system: The code may affect the proper functioning of the power door locks, leading to difficulties in locking or unlocking the doors.
- Other symptoms may vary depending on the specific vehicle: The manifestation of the B1396 code can differ based on the make, model, and engine type of the vehicle.
To accurately diagnose the B1396 code, it is important to follow a systematic approach. Avoiding common mistakes such as overlooking visual inspections of wiring harnesses and connectors, neglecting to check for damaged components, and disregarding the possibility of broken, bent, pushed out, or corroded connector pins is crucial.
Seeking professional help and expertise may be necessary for a proper diagnosis and repair.
What are the causes
Possible causes of the B1396 code include:
- A faulty power door lock
- A damaged power door lock harness
- A loose electrical connection in the power door lock circuit
- A faulty Body Control Module (BCM)
- Other potential causes
To troubleshoot the B1396 code, follow these steps:
- Check the power door lock:
- Test the power door lock to see if it's working correctly.
- If it's not functioning properly, it could be the reason for the B1396 code.
- Inspect the power door lock harness:
- Look for any visible damage, like frayed wires or loose connections, in the wiring harness.
- An open or shorted harness can trigger the B1396 code.
- Verify the electrical connection:
- Make sure that the electrical connection in the power door lock circuit is secure and clean.
- A poor connection can cause the code to be set.
What Tools are Needed to diagnose
To diagnose the B1396 code, a professional technician will need specific diagnostic tools. Here are some common tools used for troubleshooting the B1396 code:
- OBD-II Scanner: This tool is necessary to read and retrieve the B1396 code from the vehicle's onboard computer system. It provides valuable information about the specific fault, helping to identify the issue.
- Multimeter: A multimeter is used to measure voltage, resistance, and continuity in the Power Door Lock circuit. It helps identify any electrical abnormalities or shorts that may be causing the code.
- Wiring Diagrams: These diagrams are essential for understanding the Power Door Lock circuit and locating the relevant components. They provide a visual representation of the wiring connections, allowing technicians to trace and troubleshoot the circuit effectively.
How to fix Step by Step
Step 1: Check the listed possible causes of the B1396 code, including a faulty Power Door Lock, an open or shorted Power Door Lock harness, or a poor electrical connection in the Power Door Lock circuit.
Step 2: Visually inspect the related wiring harness and connectors for any signs of damage. Look for broken, bent, pushed out, or corroded connector pins.
Step 3: Avoid common mistakes when diagnosing the B1396 code, such as overlooking damaged components or failing to seek professional help if needed.
Step 4: Follow these steps to properly diagnose and repair the B1396 code.
What are the Common Diagnosis Mistakes
Common mistakes in diagnosing the B1396 code can occur when damaged components are not thoroughly inspected. It is important to visually inspect the related wiring harness and connectors, as neglecting this step can result in missed issues that may be causing the code.
Additionally, overlooking damaged components like broken or corroded connector pins can lead to an inaccurate diagnosis. Seeking professional help when needed is crucial, as failing to do so can result in improper repairs and a failure to resolve the issue.
To ensure an accurate diagnosis and effective resolution of the B1396 code, it is important to avoid these common diagnostic errors and misconceptions. Thoroughly inspecting damaged components, including the wiring harness and connectors, and seeking professional assistance when necessary, will help in identifying and addressing the root cause of the code.
What is the Repair Cost
The cost of repairing the B1396 code can vary depending on location, make, model, and engine type. Labor rates range from $75 to $150 per hour, and diagnosis time usually takes around 1 hour. Additional costs may apply for parts and repairs.
It is recommended to consult a professional for an accurate cost estimation. DIY repair is possible but seeking professional assistance is recommended for proper diagnosis and repair.
Regular maintenance and inspections can help prevent the code from reappearing.
Can I drive safely with this code?
Driving safely with the B1396 code is not recommended due to potential safety risks. This code indicates a short circuit to the battery in the Power Door Lock circuit, which can lead to malfunctioning power door locks.
Seek professional assistance to diagnose and repair the issue, ensuring proper functioning of the locks and other electrical systems.
Conclusion
In conclusion, the B1396 code indicates a short circuit to the battery in the power door lock circuit. Ignoring this code can lead to safety issues, so it is important to address it promptly.
The code can be caused by a faulty power door lock, open or shorted power door lock harness, or poor electrical connection. Proper diagnosis and repair are necessary to resolve the code, which may involve visual inspections and seeking professional assistance if needed.