OBD code B1249 indicates an issue with the Double Lock Door Control Relay circuit.
Symptoms include the Engine Light being ON.
The cause could be a faulty relay, open/shorted harness, or poor electrical connection.
It’s not a severe issue but should be addressed.
To fix, check the relay, 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 b1249 OBD Code
The vehicle displays a warning light indicating an issue with the blend door actuator motor.
- Symptoms: Service Engine Soon Warning Light may illuminate.
- Vehicle may experience difficulty starting.
- Engine may stall unexpectedly.
- Power windows may not operate correctly.
- Horn may not work.
Causes of the b1249 OBD Code
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B1249 code typically indicates a fault in the blend door actuator motor circuit.
- B1249 can be caused by a Faulty Double Lock Door Control Relay.
- A Double Lock Door Control Relay harness that is open or shorted.
- A Double Lock Door Control Relay circuit with poor electrical connection.
- A Faulty Main Body ECU.
Fixing Error Code b1249 Step By Step
To address fault code B1249, inspect and repair the airbag module circuit as needed.
- To fix OBDII code B1249, start by reviewing the possible causes mentioned above.
- Visually examine the wiring harness and connectors related to the air conditioning blend door actuator circuit.
- 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, proceed to test the blend door actuator for proper operation.
- Replace the blend door actuator if it is faulty.
- Clear the fault codes using a scan tool and perform a road test to ensure the issue is resolved.
Cost Of Fixing b1249 Fault Code
The repair for fault code B1249 typically involves diagnosing and fixing an airbag system issue.
The cost to diagnose and fix OBD code B1249 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 the complexity of the repair can influence the final cost.
Details of the b1249 OBD Code
B1249 code indicates a fault in the blend door actuator motor circuit.
OBD code B1249 means a fault has been detected in the blend door actuator motor control circuit.
This code is triggered by the HVAC (Heating, Ventilation, and Air Conditioning) module when it detects an issue with the blend door actuator motor circuit.
The blend door actuator is responsible for controlling the airflow direction and temperature inside the vehicle cabin.
When this code is set, it indicates a problem with the motor control circuit of the blend door actuator.
Mechanic’s Tech Notes
Code B1249 indicates a fault in the solar radiation sensor circuit.
OBDII code B1249 indicates a fault with the climate control temperature blend door actuator.
To diagnose, use a scan tool to check for any related trouble codes and to monitor the blend door actuator’s operation.
Visually inspect the wiring harness and connectors for any damage or corrosion.
Test the blend door actuator’s power and ground circuits using a voltmeter to ensure proper voltage supply.
If necessary, replace the blend door actuator and recalibrate the climate control system.
FAQ
OBD code B1249 indicates an issue with the Double Lock Door Control Relay. Check relay, wiring, and connectors for faults to resolve.
Common symptoms of OBD code B1249 include Engine Light ON. Causes may be a faulty Double Lock Door Control Relay or related wiring issues. Fix: Inspect and repair affected components.
Diagnose OBD code B1249 by checking for a faulty Double Lock Door Control Relay, harness issues, or Main Body ECU problems. Inspect wiring and connectors for damage.
Wrap Up
If your airbag warning light is on and showing OBDII code b1249, it may be caused by a fault in the airbag module circuit.
This could be due to a damaged wiring harness, a loose connection at the airbag module, or a malfunctioning airbag module itself.
To address OBDII code b1249, check the wiring harness for any visible damage, ensure all connectors are securely attached, and test the airbag module for proper functionality.
Replace any faulty components as needed to resolve the issue.
