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TuningBot DTC Database · v4.37.14

P2694 Cylinder 9 Injector Data Incompatible

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

P · PowertrainFuelOBD2

What P2694 means

P2694
Cylinder 9 Injector Data Incompatible Generic · fuel Data confidence 78%

The control module detected a fault associated with the Cylinder 9 Injector Data Incompatible circuit or function; the stored code identifies the affected component rather than a single failure mode.

Symptoms

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

Possible causes

  • Injector electrical or mechanical fault
  • Wiring or connector fault
  • Fuel supply fault
  • Air leak causing mixture deviation

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 P2694

P

Powertrain: engine, transmission and driveline systems.

2

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

694

Specific fault index within the subsystem.

Frequently asked questions about P2694

What does P2694 mean?

Cylinder 9 Injector Data Incompatible. The control module detected a fault associated with the Cylinder 9 Injector Data Incompatible circuit or function; the stored code identifies the affected component rather than a single failure mode.

Is P2694 generic or manufacturer-specific?

P2694 is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.

Can TuningBot remove P2694 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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