GM Service Manual Online
For 1990-2009 cars only

Electronic Brake Control Module (EBCM)

Ignition is ON, engine OFF, and vehicle is stationary.

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

ABS Active

ABS Data

Yes/No

No

ABS Failed

ABS Data

Yes/No

No

Battery Voltage Signal

ABS/TCS Data

Volts

Varies

BPP Signal

ABS Data

Released/Applied

Released

Brake Fluid Level Status

ABS Data

OK/Low

OK

Delivered Torque

TCS Data

%

Varies

DRP Active

ABS Data

Yes/No

No

DRP Disabled

ABS Data

Yes/No

No

Engine Drag Control Failed

ABS Data

Yes/No

No

Left Front Wheel Speed

ABS/TCS Data

km/h or mph

0

Left Rear Wheel Speed

ABS/TCS Data

km/h or mph

0

LF Inlet Valve Solenoid

ABS Data

On/Off

Off

LF Outlet Valve Solenoid

ABS Data

On/Off

Off

LR Inlet Valve Solenoid

ABS Data

On/Off

Off

LR Outlet Valve Solenoid

ABS Data

On/Off

Off

Panic Brake Assist Failed

ABS Data

No/Yes

No

Pump Motor Commanded Voltage

ABS/TCS Data

Volts

Varies

Requested Torque

TCS Data

%

Varies

Right Front Wheel Speed

ABS/TCS Data

km/h or mph

0

Right Rear Wheel Speed

ABS/TCS Data

km/h or mph

0

RF Inlet Valve Solenoid

ABS Data

On/Off

Off

RF Outlet Valve Solenoid

ABS Data

On/Off

Off

RR Inlet Valve Solenoid

ABS Data

Active/Inactive

Off

RR Outlet Valve Solenoid

ABS Data

On/Off

Off

TCS Active

TCS Data

Yes/No

No

TCS Failed

TCS Data

Yes/No

No