The OBD code B15FE indicates a fault with the Satellite Antenna Assembly in the vehicle.
Symptoms include the Engine Light being ON.
This issue is commonly caused by a faulty Satellite Antenna Assembly or related wiring harness issues.
It is important to address this problem promptly to ensure proper functioning of the vehicle’s communication systems.
To fix it, inspect the wiring harness and connectors for any damage or poor connections.
Repair Importance Level | 10.0 (Out of 10) |
Estimated Repair Time | Approximately 1.0 hour |
Repair Difficulty Level | 10.0 (Out of 10) |
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Symptoms of the b15fe OBD Code
The vehicle displays an airbag warning light on the dashboard with fault code B15FE stored.
- Symptoms: Service Engine Soon Warning Light ON.
- Possible loss of power while driving.
- Engine may run rough or misfire.
- Vehicle may stall unexpectedly.
- Unusual noises from the engine compartment.
Causes of the b15fe OBD Code
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B15FE fault code may be triggered by a faulty seat belt buckle switch.
- B15FE can be caused by a Faulty Satellite Antenna Assembly.
- A Satellite Antenna Assembly harness that is open or shorted.
- A Satellite Antenna Assembly circuit with poor electrical connection.
- A Faulty Radio and Display Receiver Assembly (or Navigation Receiver Assembly).
Fixing Error Code b15fe Step By Step
To resolve fault code B15FE, inspect and repair the driver’s seatbelt buckle switch circuit as needed.
- To fix OBDII code B15FE, start by reviewing the possible causes mentioned above.
- Visually examine the wiring harness and connectors related to the airbag system.
- Check for any damaged components and inspect the connector pins for signs of being broken, bent, pushed out, or corroded.
- If no visible issues are found, proceed to check the airbag control module for any faults or damage.
- Test the wiring for continuity and proper voltage supply.
- Reset the airbag control module or replace it if necessary.
- Clear the fault code using a scan tool and perform a test drive to ensure the issue has been resolved.
Cost Of Fixing b15fe Fault Code
The repair for fault code B15FE typically involves replacing the driver’s seat heater module.
The cost to diagnose and fix OBD code B15FE depends on the estimated 1. 0hour repair time.
Labor rates usually range from $75 to $150 per hour, so the total cost could be between $75 and $150. Actual cost may vary based on shop rates and the complexity of the repair.
Details of the b15fe OBD Code
B15FE code indicates a fault in the driver’s seatbelt buckle switch circuit.
OBD code B15FE means Rear Defrost Relay Control Circuit High.
This code is triggered when the Body Control Module (BCM) detects a high voltage condition in the rear defrost relay control circuit.
The BCM monitors the rear defrost relay control circuit for proper voltage levels to ensure the rear defrost system functions correctly.
If the voltage exceeds the specified threshold, the BCM will set code B15FE.
Mechanic’s Tech Notes
Code B15FE indicates a fault in the driver’s seatbelt buckle switch circuit.
To diagnose and fix OBDII code B15FE, start by visually inspecting the wiring harness and connectors related to the Transmission Control Module (TCM).
Look for any damaged components and check connector pins for signs of damage or corrosion.
Use a multimeter to check TCM power and ground connections.
Additionally, use a scan tool to verify if the TCM is communicating over the Controller Area Network (CAN) network.
If necessary, consider reprogramming or reflashing the TCM.
This process can help identify and address issues related to the TCM, wiring, or communication network, ultimately resolving the B15FE fault code.
FAQ
OBD code B15FE indicates an issue with the Satellite Antenna Assembly in the vehicle. Check for faults in the assembly, harness, or connections for repair.
Common symptoms of OBD code B15FE include Engine Light ON, caused by issues like faulty Satellite Antenna Assembly or poor electrical connections. Inspect and repair affected components and wiring.
Diagnose OBD code B15FE by checking for a faulty Satellite Antenna Assembly, harness issues, or faulty Radio/Display Receiver Assembly. Inspect wiring and connectors for damage or corrosion.

Wrap Up
If your vehicle is displaying OBD code b15fe, you may experience issues with the automatic headlamp leveling system.
This could be caused by a malfunctioning headlamp leveling sensor, faulty wiring connections, or a problem with the headlamp leveling control module.
To address OBD code b15fe, start by inspecting the headlamp leveling sensor and its wiring for any visible damage or loose connections.
Test the sensor’s output signal using a multimeter to ensure it is within specifications.
If necessary, replace the sensor and clear the fault code to restore proper operation of the automatic headlamp leveling system