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TuningBot DTC Database · v4.37.14

P0065 Air Assisted Injector Control Range/Performance

Generic (OBD-II) interpretation in the TuningBot DTC database.

P · PowertrainFuelOBD2

What P0065 means

P0065
Air Assisted Injector Control Range/Performance Generic · fuel Data confidence 90%

The control module judged the Air Assisted Injector Control behaviour implausible for the current operating conditions.

Symptoms

  • MIL illuminated
  • Possible rough running or misfire
  • Possible increased fuel consumption

Possible causes

Air assisted injector

Recommended checks

  • Read fuel trim / mixture adaptation values
  • Check injector circuits and compare cylinder balance
  • Check fuel pressure
  • Inspect for intake or exhaust leaks

Related and nearby codes

How to read P0065

P

Powertrain: engine, transmission and driveline systems.

0

Generic SAE-standard code: same meaning on every make.

065

Specific fault index within the subsystem.

Frequently asked questions about P0065

What does P0065 mean?

Air Assisted Injector Control Range/Performance. The control module judged the Air Assisted Injector Control behaviour implausible for the current operating conditions.

Is P0065 generic or manufacturer-specific?

P0065 is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.

Can TuningBot remove P0065 at file level?

If the fault logic lives in the ECU calibration, yes: our DTC Removal file service disables the specific fault entry and, where the ECU needs it, corrects the checksum too. Not sure whether your case qualifies? Request a free assessment and our engineers will check your ECU file.

Other file services

ECU tuningDyno-tested results by model and engine See the results →

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