[SOLVED] B1267 Code: Instrument Panel Bus Short To Ground Fix

OBD code B1267 indicates a communication error between the Engine Control Module (ECM) and other ECUs like the Multi Display ECU, A/C ECU, or Combination Meter ECU.

Symptoms include the Engine Light being ON.

This issue is caused by faulty ECUs or wiring harness issues.

It’s crucial to visually inspect and repair any damaged components or connectors to resolve this problem.

Repair Importance Level10.0 (Out of 10)
Estimated Repair TimeApproximately 1.0 hour
Repair Difficulty Level10.0 (Out of 10)

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The vehicle displays a warning light indicating an issue with the seat track position sensor.

  • Symptoms: Service Engine Soon Warning Light ON.
  • Possible loss of communication with the keyless entry module.
  • Difficulty starting the vehicle.

Possible reasons for fault code B1267 include issues with the seat track position sensor.

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  • B1267 can be caused by a faulty Engine Control Module (ECM).
  • A faulty Multi Display ECU.
  • A faulty A/C ECU.
  • A faulty Combination Meter ECU.
  • The harness being open or shorted between ECUs. An ECU circuit with poor electrical connection.

To address fault code B1267, inspect and repair the circuit for the sun sensor.

  • To fix OBDII code B1267, first, review the ‘Possible Causes’ mentioned above and visually examine the corresponding wiring harness and connectors.
  • Ensure to check for any damaged components and inspect the connector pins for signs of being broken, bent, pushed out, or corroded.
  • Next, check the operation of the door lock switch and actuator.
  • Test the door lock switch for proper function and replace if necessary.
  • Inspect the wiring going to the door lock actuator for any damage or corrosion.
  • Replace the door lock actuator if faulty.
  • Clear the fault codes using a scan tool and perform a test drive to verify the repair.

Diagnosing and repairing fault code B1267 may involve inspecting and replacing faulty seat belt pretensioner circuits.

The cost to diagnose and fix OBD code B1267 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. The final cost may vary based on shop rates and the complexity of the repair.

B1267 pertains to a fault in the door ajar switch circuit.

OBD code B1267 means Servo Motor Potentiometer Defrost Circuit Failure.

This code is triggered by the HVAC (Heating, Ventilation, and Air Conditioning) system control module when it detects a malfunction in the defrost circuit of the servo motor potentiometer.

The servo motor potentiometer is a component in the HVAC system that helps control the position of the air blend doors to regulate the temperature and airflow inside the vehicle.

When this circuit fails, it can affect the proper operation of the defrost function in the HVAC system.

Code B1267 indicates a failure in the fuel filler door sensor circuit.

OBDII code B1267 indicates an issue with the ambient air temperature sensor circuit.

To diagnose, use a multimeter to test the sensor’s resistance and compare it to specifications.

Check the sensor’s wiring for any damage or corrosion.

Verify sensor data with a scan tool to ensure proper readings.

If the sensor and wiring check out, the fault may lie in the sensor circuit within the TCM.

Reflashing the TCM could resolve the issue.

Remember to clear the code after repairs and recheck to confirm the problem is fixed.

1. What does OBD code B1267 indicate in a vehicle?

OBD code B1267 indicates a fault in Engine Control Module (ECM), Multi Display ECU, A/C ECU, or Combination Meter ECU. Check wiring and connectors for issues.

2. What are the common symptoms associated with OBD code B1267?

Common symptoms of OBD code B1267 include Engine Light ON. Possible causes are faulty ECUs or wiring issues. Fix involves inspecting and repairing related components and connections.

3. How can I diagnose and repair OBD code B1267 in my vehicle?

Diagnose OBD code B1267 by checking for faulty ECM, Multi Display ECU, A/C ECU, or Combination Meter ECU. Inspect wiring harness and connectors for damage or poor connections.

 b1267 error fault code explained

If your vehicle is displaying OBD code b1267, you may experience issues with the fuel filler door not opening properly.

This could be caused by a faulty fuel filler door actuator, a damaged wiring harness leading to the actuator, or a malfunction in the control module responsible for operating the fuel filler door.

To address OBD code b1267, start by inspecting the wiring harness connected to the fuel filler door actuator for any signs of damage or corrosion.

Test the actuator for proper functionality and replace it if necessary.

Additionally, check the control module for any faults and address them

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