GM Service Manual Online
For 1990-2009 cars only
Table 1: Battery Energy Control Module Scan Tool Data Parameters
Table 2: Battery Energy Control Module Scan Tool Output Controls

Battery Energy Control Module Scan Tool Data Parameters

Parameter

System State

Expected Value

Description

Operating Conditions: Ignition ON

ECM Des. Contactor Position

--

Closed

The scan tool displays Closed, Open Impact DTC, Open Service Dis, ECM Fault, Overtemp or Fault.

Calc. Hybrid Batt. Current

--

Varies

This displays amps.

Hybrid Batt. High Current Sensor

--

Varies

This displays Volts or amps.

Hybrid Batt. Low Current Sensor

--

Varies

This displays Volts or amps.

Hybrid Batt. Mod. 1 Temperature

--

Varies

This displays °C (°F).

Hybrid Batt. Mod. 2 Temperature

--

Varies

This displays °C (°F).

Hybrid Batt. Mod. 3 Temperature

--

Varies

This displays °C (°F).

Hybrid Batt. Mod. 4 Temperature

--

Varies

This displays °C (°F).

Hybrid Batt. Mod. 5 Temperature

--

Varies

This displays °C (°F).

Hybrid Batt. Mod. 6 Temperature

--

Varies

This displays °C (°F).

Hybrid Batt. Mod. 1 Temperature Sensor

--

Varies

This displays Volts.

Hybrid Batt. Mod. 2 Temperature Sensor

--

Varies

This displays Volts.

Hybrid Batt. Mod. 3 Temperature Sensor

--

Varies

This displays Volts.

Hybrid Batt. Mod. 4 Temperature Sensor

--

Varies

This displays Volts.

Hybrid Batt. Mod. 5 Temperature Sensor

--

Varies

This displays Volts.

Hybrid Batt. Mod. 6 Temperature Sensor

--

Varies

This displays Volts.

Hybrid Battery 1

--

Varies

This displays Volts.

Hybrid Battery 2

--

Varies

This displays Volts.

Hybrid Battery 3

--

Varies

This displays Volts.

Hybrid Battery Current

--

Varies

This displays Zero Range, DC/AC Polarity or High/Low Sensor.

Hybrid Battery Pack Fan

--

Varies

This displays RPM.

Hybrid System Voltage

--

Varies

This displays Volts.

Hybrid System Voltage

--

Varies

This displays Volts.

SGCM 12 Volt Converter

--

Varies

This displays amps.

Battery Energy Control Module Scan Tool Output Controls

Output Control

Description

Battery Pack Fan Speed

This output control commands the battery pack fan ON and OFF.