Scan Tool Data Definitions

Scan Tool Data Definitions

Body Control Module (BCM)
Battery Voltage: Display indicates battery voltage. Measured in volts.
Brake Switch Input: Displays indicates ON when the brake switch is depressed.
Shift Lock Control Output: Display indicates ON when the shift lock control solenoid is ON.
Ignition 1: Display indicates ON when the ignition 1 input circuit of the module receives a battery signal from the ignition switch.
Remote Start: Display indicates the current status of the remote start request.

Powertrain Control Module (PCM)
Current Gear: Displays current gear position of the transmission
TCC Brake Switch: Displays ON or OFF status of the TCC Brake switch.
TR Sw. A/B/C/P: Displays LOW or HI for the state of each of the four inputs from the IMS. LOW displayed indicates a low voltage signal (0 volts) being monitored at the PCM. HI displayed indicates a high voltage signal (B+) being monitored at the PCM.