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Home >> Chevrolet >> 1995 >> Corvette Base, 2D Convertible, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes >> ECM/Pcm Code Charts >> Code 14, Coolant Temp Sens SGNL VLTGE Low (Hi Temp Indicated) >> Test Description

Test Description

NOTE: This chart assumes engine cooling system is functioning properly (not overheating). Test numbers refer to numbers on diagnostic chart.
  1. This checks if conditions for code still exist.
  2. This tests for grounded sensor signal line between control module and coolant sensor.
Fig 1: Code 14 Schematic (Corvette) Coolant Temperature Sensor Signal Voltage Low (High Temp. Indicated)
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Fig 2: Code 14 Diagnostic Flow Chart (Corvette) Coolant Temperature Sensor Signal Voltage Low (High Temp. Indicated)
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