For 1990-2009 cars

#### Powertrain Control Module (PCM)

Scan Tool Parameter | Data List | Units Displayed | Typical Data Value
--- | --- | --- | ---
Ignition ON/Engine OFF
Commanded GEN | IPC Data | On/Off | Off
Commanded Starter | Engine Data 1 | Disabled/Enabled | Disabled
Ignition 1 | IPC Data | Volts | 12.6 Volts
Starter Enable Relay | Output Driver Data | OK/Fault | OK
VTD Fuel Disabled | Engine Data 1 | Active/Inactive | Inactive