The P0067 trouble code is tied to the Air Assisted Injector Control Circuit High, indicating a high voltage condition in the control circuit of the air-assisted injector. This code is commonly found in vehicles equipped with air-assisted injection systems.
P0067 Air Assisted Injector Control Circuit High
Code symptoms P0067.
1. Illuminated “Check Engine” or “Service Engine Soon” light on the dashboard.
2. Decreased engine performance.
3. Unusual exhaust emissions.
This code is common in brands such as:: Chevrolet, Renault, Ford, Toyota, Nissan, Mercedes Benz, Honda.
Causes of the code P0067.
1. High voltage condition in the air-assisted injector control circuit.
2. Wiring issues in the air-assisted injector circuit.
3. Issues with the Engine Control Module (ECM).
Code Solutions P0067.
1. Inspect and repair or replace the air-assisted injector control circuit if affected by high voltage.
2. Inspect wiring in the air-assisted injector circuit and repair or replace damaged sections.
3. If ECM issues are suspected, consult a qualified technician for diagnosis and potential reprogramming or replacement.