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Home >> Hummer >> 2008 >> H3 Luxury, Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 288 (Vehicle Diagnostic Information) >> Specifications >> Instrument Cluster Scan Tool Information

Instrument Cluster Scan Tool Information

WARNING: This page is about a different car, the 2009 GMC Canyon and 2009 Chevrolet Colorado. However, it is still accessible from the selected car via links, so may be relevant.
Instrument Panel Cluster (IPC)

Scan Tool Parameter System State Expected Value Definition
Operating Conditions:  Ignition ON/Engine OFF/Seat Belt Buckled/High Beams Off/Park Brake Unapplied
Battery Voltage __ 12.2 V
(Varies)
The scan tool displays 0-19 volts. The voltage measured at the battery positive voltage circuit of the instrument panel cluster (IPC).
Engine Coolant Temperature __ Varies The scan tool displays 38°C-128°C (100°F-260°F). The displayed coolant temperature gage value in the IPC. This value may slightly differ from the monitored coolant temperature.
Engine Speed __ 0 RPM The scan tool displays 0-9999 RPM. The IPC monitors the engine speed signal circuit from the PCM.
Fuel Level __ Varies The scan tool displays 0-100%. The IPC calculates the amount of fuel remaining in the tank based on the input from the PCM.
PRNDL State __ Varies The scan tool displays Manual, Low, 2nd, 3rd, Drive, Neutral, Reverse, Park. The state of the PRNDL as commanded by the IPC.
Trip Odometer __ Varies The scan tool displays miles. The IPC calculates trip odometer information from the vehicle speed data received from the PCM.
Trip Odometer __ Varies The scan tool displays miles. The IPC calculates trip odometer information from the vehicle speed data received from the PCM.
Trip Reset Switch __ Inactive The scan tool displays Active or Inactive. The IPC monitors the control stem on the cluster. A closed switch is displayed as Active.
Vehicle Speed __ 0 mph (0 km/h) The scan tool displays 0-255 km/h (0-155 mph). The IPC monitors the vehicle speed signal circuit from the PCM
Instrument Panel Cluster Control Module Output Control

Scan Tool Output Control Description
Lamp Test The IPC illuminates the following indicators when you select On
  • ABS
  • Air Bag
  • Brake
  • CRUISE
  • Fasten safety belt
  • High beam
  • SECURITY
  • Upshift The indicators should illuminate until commanded Off.
IPC Gages The IPC drives all gages to the maximum physical position when you select On. The IPC drives all gages to the minimum physical position when you select Off.
PRNDL Display An underscore illuminates under each indicator in the PRNDL display until commanded Off.