LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Buick >> 2002 >> LeSabre Custom, 4T65E/MN3 >> Repair and Diagnosis >> Electrical >> Charging Systems >> Battery >> Diagnostic Information & Procedures >> Scan Tool Data Definitions
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Scan Tool Data Definitions

  1. Battery Voltage

    The scan tool displays 0-20 Volts. The scan tool displays the voltage as received on the battery positive voltage circuit of the Module or the 72-08 battery voltage message from the DIM over class 2 lines.
  2. GEN F-Terminal Signal

    The scan tool displays 0-100%. The scan tool displays 0-10% until the engine is started and the PCM receives a signal from the generator then OK is displayed.
  3. GEN L-Terminal Signal Command

    The scan tool displays On/Off. The scan tool displays Off until the engine is running, then the PCM supplies then the percentage value varies depending on electrical loads.
  4. Ignition 1 Signal

    The scan tool displays 0-20 Volts. The scan tool displays the voltage as received on the Ignition 1 circuit to the PCM.
  5. Inadvertent Power Relay

    The scan tool displays On/Off. The scan tool displays On when the key is in the ACCY. or ON position.
  6. Load Shed Lvl.1 R. Defog.

    The scan tool displays On/Off. The scan tool displays Off unless the RIM has entered level 1 of load management and commanded the rear defrost OFF.
  7. Load Shed Lvl.1 Heated Seats

    The scan tool displays On/Off. The scan tool displays Off unless the RIM has entered level 1 of load management and commanded the Heated Seats OFF.
  8. Load Shed Lvl.2 R. Defog.

    The scan tool displays On/Off. The scan tool displays Off unless the RIM has entered level 2 of load management and commanded the rear defrost OFF.
  9. Load Shed Lvl.2 Heated Seats

    The scan tool displays On/Off. The scan tool displays Off unless the RIM has entered level 2 of load management and commanded the Heated Seats OFF.
  10. Starter Enable Relay Circuit Status

    The scan tool displays Fault/OK/Invalid State. The scan tool displays Fault until the ignition is placed into the START position then OK is displayed.
  11. Starter Relay Command

    The scan tool displays ON/OFF. The scan tool displays Off until the ignition is placed into the CRANK position, then it reads On.