P0065
Air Assisted Injector Control Range/Performance
Generic code
Auxiliary Emissions Control
High severity
Moderate repair
Free on OBD DashX
Want real-world data on P0065?
See which problems come with P0065, how often it shows up in other vehicles, and how to fix it — step by step.
- Real-world fix data
- How often it happens
- Step-by-step repairs
What P0065 means
- The P0065 fault code indicates a potential issue with the air assisted injector control system, specifically related to its range or performance. This system is responsible for injecting additional air into the intake manifold to improve combustion efficiency and reduce emissions.
Possible symptoms
- Illuminated Check Engine Light
- Decreased engine performance or power
- Rough idling or stalling
- Poor fuel efficiency
- Increased emissions
- Potential misfires or engine hesitation
Possible causes
- Malfunctioning air assisted injector
- Clogged or dirty air assisted injector
- Open or short circuit in the air assisted injector circuit
- Faulty engine control module (ECM)
Related parts
- Air Assisted Injector: Controls the amount of air passing into the injectors. Problems lead to poor fuel economy
Possible solutions
- Inspect and test the air assisted injector for proper operation
- Clean or replace the air assisted injector if it is clogged or dirty
- Check the wiring and connectors in the air assisted injector circuit for any signs of damage or loose connections
- Repair or replace any damaged wiring or connectors
- If necessary, test and replace the engine control module (ECM)
Free on OBD DashX
P0065 on OBD DashX
Real-world causes, how often this code shows up, and the fix — step by step.
Open P0065 No sign-up needed · available in 10 languagesScan your own car
Read and clear fault codes, live data and service resets with the CaRPM app.