P2690
Cylinder 5 Injector Data Incompatible
The flow calibration data programmed for cylinder 5 injector does not match the format expected by the controller software.
- Check engine light: Yes
- Emissions related: No
- Repair difficulty: medium
Common causes
Ordered by how often each turns out to be the cause.
- Replacement injector has different part number than software expectsCommon
- Calibration code format does not match controller versionPossible
Parts involved
- Fuel Injector Cyl5
- Control Module
P2690 is a generic OBD-II code defined by SAE J2012. Exact wording and diagnostic procedure vary by manufacturer and model. Code definitions are drawn from the public-domain OBDex dataset; the workshop notes are our own.