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Isuzu
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2007
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Ascender RWD
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Repair and Diagnosis
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Accessories & Equipment
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Gauges & Instrument Panels
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Instrument Panel System Displays And Gauges
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Diagnostic Information and Procedures
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Volt Gage Inaccurate or Inoperative
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Circuit/System Testing
Circuit/System Testing
Ignition ON, perform the volt gage sweep test with the scan tool.
If the volt coolant gage does not sweep from its low to high position, replace the IPC.