OBD code B1799 indicates a fault with the Lamp Turn Signal circuit.
Symptoms include the Engine Light being ON.
Common causes are a faulty Lamp Turn Signal, open/shorted harness, poor electrical connection, or a faulty Body Control Module (BCM).
This issue is not severe but should be addressed promptly.
A possible fix is to inspect and repair any damaged wiring or connectors related to the Lamp Turn Signal circuit.
| 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 b1799 OBD Code
The vehicle displays an airbag warning light on the dashboard with fault code B1799 stored.
- Symptoms: Service Engine Soon Warning Light is ON.
- Strange noises coming from the steering column.
- Steering wheel feels stiff or difficult to turn.
- Difficulty controlling the vehicle at low speeds.
- Steering wheel may not return to center after making a turn.
Causes of the b1799 OBD Code
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Code B1799 typically indicates a fault related to the driver’s airbag circuit.
- B1799 can be caused by a faulty Lamp Turn Signal.
- A Lamp Turn Signal harness that is open or shorted.
- A Lamp Turn Signal circuit with poor electrical connection.
- A faulty Body Control Module (BCM).
Fixing Error Code b1799 Step By Step
To address fault code B1799, inspect and repair the driver’s airbag module circuit as needed.
- To fix OBDII code B1799, first, review the possible causes mentioned above.
- Visually examine the wiring harness and connectors related to the code.
- Check for any damaged components and inspect the connector pins for signs of being broken, bent, pushed out, or corroded.
- If no issues are found with the wiring and connectors, consider resetting the relevant module that triggered the code.
- Perform a software update on the module if necessary.
- Replace the module if resetting and updating do not resolve the issue.
Cost Of Fixing b1799 Fault Code
Diagnosing and repairing fault code B1799 may involve inspecting and replacing the occupant classification system components.
The cost to diagnose and fix OBD code B1799 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. Factors like shop rates and complexity can affect the final cost.
Details of the b1799 OBD Code
Code B1799 relates to a fault in the driver’s seatbelt pretensioner circuit.
OBD code B1799 means that a fault has been detected in the immobilizer key.
This code is triggered by the immobilizer system control module when it detects a communication error or a fault with the key transponder.
The immobilizer system is involved in this case, which is responsible for preventing the vehicle from starting without the correct key.
Mechanic’s Tech Notes
Code B1799 relates to a fault in the driver’s seatbelt pretensioner circuit.
OBDII code B1799 indicates a fault with the Transmission Control Module (TCM) power supply.
To diagnose, use a multimeter to check TCM power and ground connections for proper voltage and continuity.
Utilize a scan tool to confirm TCM communication over the Controller Area Network (CAN).
Visually inspect wiring harnesses and connectors for any damage, and ensure connector pins are not broken, bent, or corroded.
If all checks out, consider TCM reprogramming or replacement.
FAQ
OBD code B1799 indicates a fault with the Lamp Turn Signal circuit. Check for issues with the turn signal lamp, wiring, connectors, and Body Control Module.
Common symptoms of OBD code B1799 include Engine Light ON, caused by issues like faulty Lamp Turn Signal or Body Control Module. Fix involves inspecting wiring and connectors.
Diagnose OBD code B1799 by checking for a faulty lamp turn signal, open/shorted harness, poor electrical connection, or faulty BCM. Inspect wiring and connectors for damage.
Wrap Up
If your vehicle displays OBD code b1799, you may experience issues with the airbag system, such as an airbag warning light staying on.
This code could indicate a fault in the airbag control module or a problem with the wiring harness or connectors related to the airbag system.
To address OBD code b1799, start by inspecting the wiring harness and connectors for any signs of damage or corrosion.
Test the airbag control module and related sensors for proper operation.
Replace any faulty components and ensure all connections are secure to resolve the issue effectively.
