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Home >> Isuzu >> 2007 >> Ascender 4WD >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Instrument Panel System Displays And Gauges >> Diagnostic Information and Procedures >> Engine Coolant Temperature Gage Inaccurate or Inoperative >> Circuit/System Description

Circuit/System Description

The instrument panel cluster (IPC) displays the engine coolant temperature as determined by the engine control module (ECM)/powertrain control module (PCM). The PCM/ECM sends the temperature data via serial data to the IPC in order to display the engine temperature.

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