P0260
Cylinder 1 Injector Circuit Performance
The injector drive circuit for cylinder 1 does not respond as expected. Pulse width or current feedback differs from the commanded value, indicating a wiring, driver or solenoid problem.
- Check engine light: Yes
- Emissions related: Yes
- Repair difficulty: medium
Common causes
Ordered by how often each turns out to be the cause.
- Injector winding open or shortedCommon
- Wiring or connector damagedPossible
- ECM injector driver damagedLess likely
Parts involved
- Injector
- Injector Wiring
- ECM
P0260 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.