GM Service Manual Online
For 1990-2009 cars only
Table 1: Electronic Brake Control Module (EBCM)
Table 2: Instrument Cluster (IPC)

Electronic Brake Control Module (EBCM)

Ignition is ON, engine OFF, and the tire pressures are normal.

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

ABS Reference Speed

    • DRP/ABS/TCS/TIM Data
    • DRP/ABS/TIM Data

km/h or mph

0

Calibration ID

Controller Information 1

Numeric

Varies

Check Tires

    • DRP/ABS/TCS/TIM Data
    • DRP/ABS/TIM Data

Yes/No

No

Ignition Voltage

    • DRP/ABS/TCS/TIM Data
    • DRP/ABS/TIM Data

Volts

12

LF Wheel Speed

    • DRP/ABS/TCS/TIM Data
    • DRP/ABS/TIM Data

km/h or mph

0

LR Wheel Speed

    • DRP/ABS/TCS/TIM Data
    • DRP/ABS/TIM Data

km/h or mph

0

PROM ID

Controller Information 1

Numeric

Varies

RF Wheel Speed

    • DRP/ABS/TCS/TIM Data
    • DRP/ABS/TIM Data

km/h or mph

0

RR Wheel Speed

    • DRP/ABS/TCS/TIM Data
    • DRP/ABS/TIM Data

km/h or mph

0

TIM Auto Learn Mode Active

    • DRP/ABS/TCS/TIM Data
    • DRP/ABS/TIM Data

Yes/No

No

TIM Failed

    • DRP/ABS/TCS/TIM Data
    • DRP/ABS/TIM Data

Yes/No

No

TIM Monitor Mode 1

    • DRP/ABS/TCS/TIM Data
    • DRP/ABS/TIM Data

Yes/No

No

TIM Monitor Mode 2

    • DRP/ABS/TCS/TIM Data
    • DRP/ABS/TIM Data

Yes/No

No

Instrument Cluster (IPC)

Engine Idling/Radiator Hose Hot/Closed Throttle/Park or Neutral/Closed Loop

Scan Tool Parameter

Data List

Units Displayed

Typical Data Value

Battery Volts

Data

Volts

13

PROM ID

Module Information

Numeric

Varies

Tire Pressure Lamp

Outputs

On/Off

Off

Tire Reset Switch

Inputs

On/Off

Off