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Home >> Cadillac >> 2007 >> XLR Base >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Headlights >> Lighting System >> Diagnostic Information and Procedures >> Scan Tool Data Definitions >> Body Control Module (BCM)
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Body Control Module (BCM)

ALC Switch

The scan tool displays On/Off. When the ambient light level indicates low light level then the BCM will turn on the automatic light control (ALC) then the scan tool will display On.

Backup Lamp Relay Cmd.

The scan tool display On/Off. When the transmission is placed in the REVERSE position the scan tool displays On.

Battery Voltage Signal

The scan tool displays Volts. This is the current battery voltage at the BCM.

BPP Sensor

The scan tool displays Volts. The varied voltage from the BPP sensor is displayed on the scan tool.

BPPS Learn Home Position

The scan tool displays Counts. The brake pedal home position is displayed as Counts.

BPPS High During Learn

The scan tool displays No/Yes. If the BPP sensor is shorted high during reprogramming, the scan tool will display Yes.

BPPS Low During Learn

The scan tool displays No/Yes. If the BPP sensor is shorted low during reprogramming, the scan tool will display Yes.

BPPS Move During Learn

The scan tool displays No/Yes. If the BPP sensor is moved during reprogramming, the scan tool will display Yes.

BPP Sensor Reference

The scan tool displays Volts. The 5-volt reference voltage is displayed.

BPPS Status

The scan tool displays Learned/Unlearned. If the BPP sensor is not programmed then the scan tool displays Unlearned.

Day/Night Status

The scan tool displays Off/On. When the daylight conditions are present the scan tool will display Off.

DRL Status

The scan tool displays On/Off. When the ambient light level indicates daylight level then the scan tool will display ON.

Flash to Pass Switch

The scan tool displays Inactive/Active. When Flash to Pass switch is placed in the OFF position, the scan tool displays Inactive.

Fog Lamp Relay Cmd.

The scan tool displays On/Off. When the fog lamps are placed in the ON position then the scan tool displays On.

Front Fog Lamp Switch

The scan tool displays Inactive/Active. When the fog lamp switch is in the OFF position the scan tool displays Off.

Hazard Lamp Switch

The scan tool displays Inactive/Active. When the hazard switch is placed in the ON position, the scan tool will display ON.

Headlamp OFF Switch

The scan tool displays On/Off. When the headlamp switch is placed in the OFF position, the scan tool displays On.

Headlamp ON Switch

The scan tool displays Inactive/Active. When the headlamp switch is placed in the ON position, the scan tool displays Active.

High Beam Relay Command

The scan tool displays On/Off. When the high beam headlamps are turned on, the scan tool displays On.

High Beam Select Switch

The scan tool displays Inactive/Active. When the high beam headlamps are turned on, the scan tool displays Active.

Ign. Mode Sw. Dimming Command

The scan tool displays On/Off. When the ignition switch dimming is commanded on, the scan tool displays On.

Inadvertent Power Cmd.

The scan tool displays On/Off. When the inadvertent power is being commanded on by the BCM the scan tool displays On.

Inadvertent Power Signal

The scan tool displays Inactive/Active. When the inadvertent power is being commanded on by the BCM the scan tool displays Active.

Learn in Progress

The scan tool displays No/Yes. When the BPP Sensor is being reprogrammed, the scan tool displays Yes.

Left Turn Signal Switch

The scan tool displays Inactive/Active. When the turn signal switch is placed in the LEFT position, the scan tool will display Active.

LF Turn/Hazard Lamp Command

The scan tool displays On/Off. When the turn signal is place in the LEFT position, the scan tool displays On.

LF Turn Lamp/DRL Status

The scan tool displays On/Off. When the DRL lamps are commanded on by the BCM or the turn signal switch is placed in the LEFT position, scan tool displays On.

Low Beam Relay Command

The scan tool displays On/Off. When the headlamp are turned on, the scan tool displays On.

LR Turn/Hazard Lamp Command

The scan tool displays On/Off. When the turn signal is place in the LEFT position, the scan tool displays On.

LR Turn Lamp/DRL Status

The scan tool displays On/Off. When the DRL lamps are commanded on by the BCM or the turn signal switch is placed in the LEFT position, scan tool displays On.

Park Lamp Relay Cmd.

The scan tool displays On/Off. When the park lamps are turned on, the scan tool will display On.

Park Lamp Switch

The scan tool displays On/Off. When the park lamp switch is placed in the ON position, the scan tool will display On.

Rear Fog Lamp Relay Cmd.

The scan tool displays On/Off. When the rear fog lamps are placed in the ON position then the scan tool displays On.

Rear Fog lamp Switch

The scan tool displays inactive/active. When the rear fog lamp switch is in the OFF position the scan tool displays Off.

RF Turn/Hazard Lamp Command

The scan tool displays On/Off. When the turn signal is place in the RIGHT position, the scan tool displays On.

RF Turn Lamp/DRL Status

The scan tool displays On/Off. When the DRL lamps are commanded on by the BCM or the turn signal switch is placed in the RIGHT position, scan tool displays On.

Right Turn Signal Switch

The scan tool displays Inactive/Active. When the turn signal switch is placed in the RIGHT position, the scan tool will display Active.

RR Turn/Hazard Lamp Command

The scan tool displays On/Off. When the turn signal is place in the RIGHT position, the scan tool displays On.

RR Turn Lamp/DRL Status

The scan tool displays On/Off. When the DRL lamps are commanded on by the BCM or the turn signal switch is placed in the RIGHT position, scan tool displays On.

Stop Lamp Relay Command

The scan tool displays On/Off. When the brakes are applied, the scan tool displays On.

Stop Lamp Status

The scan tool displays On/Off. When the stop lamps are applied, the scan tool displays On.

Theater Dimming Command

The scan tool displays On/Off. When the theater dimming is commanded on by the BCM, the scan tool displays On.