B1404 Driver Side Airbag Deployment Control Circuit

OBD2 Code: B1404

Description: Driver Side Airbag Deployment Control Circuit

Definition: The B1404 code indicates a malfunction in the driver side airbag deployment control circuit. This could be due to issues such as a faulty airbag module, damaged wiring, or poor connections within the circuit.

b1404 – Driver Side Airbag Deployment Control Circuit
– Severity: Moderate

Common Causes

b1404 – Driver Side Airbag Deployment Control Circuit

Common Causes:

• Faulty driver side airbag module
• Open or short circuit in the driver side airbag deployment control circuit
• Loose or corroded electrical connections related to the driver side airbag system
• Issues with the clockspring or steering column wiring

Common Misdiagnosis

OBD2 Code: B1404

Description: Driver Side Airbag Deployment Control Circuit

Common Misdiagnosis: Replacing the airbag module without checking the wiring and connectors for faults.

Common Diagnostic Steps

OBD2 Code: B1404
Description: Driver Side Airbag Deployment Control Circuit

• Check the airbag system fuse and replace if necessary.
• Inspect the wiring harness for any signs of damage, such as fraying or corrosion.
• Examine connectors for proper engagement and any bent or damaged pins.
• Use a scan tool to clear the code and see if it returns after performing basic checks.
• If the code persists, test the driver side airbag module for resistance using a multimeter. Compare readings with manufacturer specifications.
• Verify that there are no issues with the clock spring in the steering wheel assembly.
• If all else fails, consult a professional technician for further diagnosis and potential replacement of faulty components.