BMW DTC P0067 – Air Assisted Injector Control Circuit High
DTC P0067 meaning on BMW
DTC P0067 on a BMW indicates a fault in the air assisted injector control circuit. This code is triggered when the Engine Control Module (ECM) detects a high voltage condition in the circuit that controls the air assisted injector.
BMW DTC P0067 symptoms
Symptoms of DTC P0067 on a BMW may include:
- Check Engine Light illuminated
- Engine running rough
- Decreased fuel efficiency
- Engine stalling
BMW DTC P0067 causes
Common causes of DTC P0067 on a BMW include:
- Faulty air assisted injector
- Short or open circuit in the wiring
- Corrosion or poor connection in the circuit
- Defective Engine Control Module (ECM)
BMW DTC P0067 seriousness
While DTC P0067 may not always result in immediate drivability issues, it can lead to poor engine performance and decreased fuel efficiency if left unresolved. It is recommended to address this issue promptly to prevent further damage to the vehicle.
How to diagnose DTC P0067 on BMW
To diagnose DTC P0067 on a BMW, a mechanic would typically perform the following steps:
- Use a diagnostic scanner to retrieve the fault code
- Inspect the air assisted injector and its wiring for any visible damage
- Check the voltage and continuity in the circuit using a multimeter
- Test the ECM for proper operation
How to fix DTC P0067 on BMW
To fix DTC P0067 on a BMW, the following steps may be taken:
- Replace the faulty air assisted injector
- Repair any damaged wiring or connectors in the circuit
- Clean or replace corroded connections
- If necessary, replace the Engine Control Module (ECM)
How to erase DTC P0067 on BMW
To erase DTC P0067 on a BMW, the fault code can be cleared using a diagnostic scanner. After the repair has been completed, the code can be reset to turn off the Check Engine Light and ensure that the issue has been resolved.