Error code
OBD2 P0067
OBD2P0067
Diagnostic Trouble Code· Standard OBD-II fault code read from the vehicle's onboard diagnostics.
What it means
Air Assisted Injector Control Circuit High.
Severity
moderateCan drive, but rough idle or stalling may occur.
Summary
P0067 indicates an issue with the air-assisted injector control circuit being too high, typically related to wiring or electrical faults in the system.
Symptoms
- Malfunction Indicator Light (MIL) illuminated
- Rough idle or stalling
Common Causes
- Wiring short to positive voltage
- Faulty air-assist valve
- Vacuum leaks in the system
Diagnosis
- Check for TSBs (Technical Service Bulletins) and recalls.
- Inspect the air-assist valve connections and functionality.
- Verify that rubber hoses and metal tubes are not cracked or kinked.
- Test AFR sensors to ensure they are functioning correctly.
Fixes
- Replace faulty wiring, valve, or vacuum lines as needed
FAQ
What does P0067 mean?
P0067 indicates a problem with the air-assisted injector control circuit being too high.
How do I diagnose P0067?
Diagnose by checking wiring, valve functionality, and vacuum lines for issues.
Not affiliated with OBD2. Answer summarized from the manufacturer's manual linked above; consult that source for the authoritative procedure.
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