P260A
PTO Control Circuit / Open
The controller cannot drive the power take-off (PTO) engagement line on commercial vehicles. The PTO will not engage even when commanded by the body controller or operator switch.
- Check engine light: Yes
- Emissions related: No
- Repair difficulty: medium
Common causes
Ordered by how often each turns out to be the cause.
- Open coil in the PTO engagement solenoidCommon
- Broken wire to the PTO solenoidPossible
Parts involved
- Pto Engagement Solenoid
- Pto Relay
- Wiring Harness
P260A 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.