Scan Tool Data Definitions

SCAN TOOL DATA DEFINITIONS
The Engine Scan Tool Data Definitions contains a brief description of all engine related parameters available on the scan tool. The list is in alphabetical order. A given parameter may appear in any one of the data lists. In some cases, the parameter may appear more than once or in more than one data list in order to group certain related parameters together.

Clutch Pedal Switch: The scan tool displays Released or Applied. This parameter displays the position of the clutch pedal.

Current Gear: On vehicles equipped with an automatic transmission the scan tool displays 0-4. The scan tool displays which gear the transmission is in. An illegal transmission position displays 9.

PNP: On vehicles equipped with an automatic transmission the scan tool displays Park/Neutral or In Gear. When the transmission is in park or neutral the scan tool displays Park/Neutral. When you place the gear selector into reverse or any forward gear position, the scan tool displays In Gear.

Reverse Inhibit Solenoid: On vehicles equipped with a manual transmission the scan tool displays Inhibit or Off. The PCM grounds the control circuit when the conditions are met for enabling the Reverse Inhibit solenoid. The scan tool displays Inhibit when the PCM grounds the control circuit.

Starter Inhibit: The scan tool displays Inhibit or Active.

TR Sw.: On vehicles equipped with an automatic transmission the scan tool displays Park, Reverse, Neutral, Drive 4, Drive 3, Drive 2, or Drive 1. The Transmission Range (TR) switch indicates the driver selected gear position.