Diagnostic Fault Information
WARNING: This page is about a different car, the 2007 GMC Sierra and 2007 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
DTC P251A-P251F
| Circuit | Short to Ground | Open/High Resistance | Short to Voltage | Signal Performance |
|---|---|---|---|---|
| Mode Select A | P251A 00 | P251A 00 | P258E 00 | P258E 00 |
| Mode Select B | P251A 00 | P251A 00 | P258E 00 | P258E 00 |
| Mode Select C | P251A 00 | P251A 00 | P258E 00 | P258E 00 |
| PTO Engine Shutdown Signal | P251E 00 | P251F 00 | P251F 00 | P251E or P251F |