Scan Tool Data Definitions

Scan Tool Data Definitions

Body Control Module (BCM)
Battery Voltage Signal
- The scan tool displays 0-20 volts The scan tool displays the voltage as received by the BCM.

Shift Lock Solenoid Command
- The scan tool displays Lock or Unlock. Lock indicates the control circuit is grounded. Unlock indicates the control circuit is not grounded.

Engine Control Module (ECM)
BPP Circuit Signal
- The scan tool displays Applied or Released. The scan tool displays the status of the brake switch.

Transmission Control Module (TCM)
IMS
- The scan tool displays Drive 3, Drive 4\Drive 3, Park\Reverse, Reverse, Drive 3\Drive 2, Drive 2, Park, Invalid, Neutral\Drive 4, Drive 4, Neutral, Reverse\Neutral, Drive 1, Drive 2\Drive 1 or Open for the LZ9. The scan tool displays the position of the transmission range switch.

TR Sw.
- The scan tool displays Park, Reverse, Neutral, Drive 5, Drive 4, Drive 3, Drive 2 or Drive 1 for the L61 and LZ4. The scan tool displays the position of the transmission range switch.