Operation CHARM: Car repair manuals for everyone.

Scan Tool Data Definitions



Scan Tool Data Definitions

Body Control Module (BCM)

Shift Lock Solenoid Command

Displays indicate OFF when the brake switch is depressed.

Engine Control Module (ECM)

BPP Circuit Signal

Displays Applied or Release. Displays the status of the BPP circuit signal.

Ignition 1 Signal

Display indicates voltage. Displays the voltage of the Ignition 1 signal.

PNP Switch

Displays In Gear or Park/Neutral. Displays the status of the PNP switch.

Transmission Control Module (TCM)

Ignition Voltage

Displays the ignition voltage.

IMS

Displays Invalid, Drive 2, Reverse\Neutral, Neutral, Drive 6, Neutral\Drive 6, Park, Drive 3, Reverse, Park\Reverse and Drive 4. Displays the position of the transmission range switch.

TCC Brake Switch

Displays Closed or Open. Displays the status of the TCC Brake switch.