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Engine Coolant Temperature Gauge

  1. Remove instrument cluster. See INSTRUMENT CLUSTER  under REMOVAL & INSTALLATION. Disassemble instrument cluster to access engine coolant temperature gauge terminals on back of speedometer assembly.
  2. Ensure engine coolant temperature gauge needle is against COLD stop. Using DVOM, measure resistance between gauge terminals. See Fig 1. Ensure resistance is as specified. See ENGINE COOLANT TEMPERATURE GAUGE RESISTANCE  table. If resistance is not as specified, replace engine coolant temperature gauge.
ENGINE COOLANT TEMPERATURE GAUGE RESISTANCE

Tester Connection Ohms
A & B 140-185
C & D 130-175
Fig 1: Identifying Engine Coolant Temperature Gauge Terminals
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