For 1990-2009 cars
Battery 1: The scan tool displays 0-25.5 volts. The state of the battery voltage supplied to the body control module (BCM).
Front Washer Motor Input: The scan tool displays On/Off. This input displays On when the front washer spray is on.
Front Wiper Relay Cmd.: The scan tool displays On/Off. The body control module will indicate if it is commanding the front wiper relay On or Off.
Front Wiper Relay Fdbk.: The scan tool displays High/Low. This input to the BCM displays the state of the front wiper relay feedback circuit. Low is displayed when the BCM is providing a ground to the front wiper relay control circuit.
Front Wiper Switch: The scan tool displays On/Off. This input displays On when the front wipers are ON.
Washer Fluid Level: The scan tool displays Low or Ok. The BCM will display Low when the washer fluid level is Low.
Wiper Delay 1: The scan tool displays Yes/No. This input to the body control module displays the state of the wiper delay switch.
Wiper Delay 2: The scan tool displays Yes/No. This input to the body control module displays the state of the wiper delay switch.
Wiper Delay 3: The scan tool displays Yes/No. This input to the body control module displays the state of the wiper delay switch.
Wiper Delay Input: The scan tool displays volts. This input displays the voltage supplied to the body control module.