Scan Tool Data List
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.
The scan tool data lists contain all of the power take-off (PTO) related parameters that are available on the scan tool. The parameters in the list are arranged in alphabetical order. The data list column indicates the location of the parameter within the scan tool menu selections.
Use the scan tool data lists as directed by a diagnostic table or in order to supplement the diagnostic procedures. Begin all of the diagnostic procedures with Diagnostic System Check - Vehicle .
Use the scan tool data lists only after the following is determined:
- There is no published DTC procedure nor published symptom procedure for the customer concern.
- The DTC or symptom procedure indicated by the diagnostic system check does not resolve the customer concern.
Power Take-Off (PTO) Control Module
| Scan Tool Parameter | Data List | Units Displayed | Typical Data Value |
|---|---|---|---|
| Operating Conditions: Ignition ON/Engine Idling at Normal Operating Temperature/Vehicle is in Park or Neutral/PTO Disengaged | |||
| End Model Part Number | Module ID Information | Numeric | Varies |
| Engine Speed | Data Display | RPM | Varies |
| Ignition 1 Signal | Data Display | Volts | Varies |
| PTO Disengage Reason | Data Display | None / Speed Range / Low Speed / High Speed / Eng. Not Running / Switch / Invalid Signal / Cruise / Not Normalized / Trans. Torque / Vehicle Speed / In Gear / Park Brake / Shutdown / DTC Present | Last reason why PTO was disengaged |
| PTO Indicator | Data Display | On / Off | Off |
| PTO Inhibit Reason | Data Display | None / Release Brake / Clutch / Engine Speed / Brake / Cruise / In Gear / Park Brake / Vehicle Speed / Switch / Trans. / Trans. Torque / Wheel Speed / Not Pass | Reason why PTO is currently inhibited |
| PTO In Cab Switch | Data Display | PTO Off / PTO On / Set 1 / Set 2 / No Action / Invalid / Indeterminate | PTO Off |
| PTO In Cab Switch A | Data Display | % | Numeric |
| PTO In Cab Switch B | Data Display | % | Numeric |
| PTO In Cab Switch C | Data Display | % | Numeric |
| PTO Option | Data Display | Enhanced / Disable / Preset / Variable / Mobile / Fast Idle | Disable |
| PTO Relay Indicator | Data Display | On / Off | Off |
| PTO Remote Accelerator Sensor (If Equipped) | Data Display | % | Numeric |
| PTO Remote Switch Status | Data Display | PTO Off / PTO On / Set 1 / Set 2 / No Action / Invalid / Indeterminate | PTO Off |
| PTO Status | Data Display | Disabled / Standby Disabled / Standby Pending / PTO Standby / PTO Active / Reserved / PTO Set / PTO Coast / Reserved / PTO Accelerate / Shutdown / No Action | No |
| Requested Engine Speed | Data Display | RPM | Varies |
| Software Part Number | Module ID Information | Numeric | Varies |
| Vehicle Speed | Data Display | km/h (mph) | Varies |