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EGR Gas Temperature Sensor

  1. Remove EGR gas temperature sensor from side of EGR valve. Place threaded end of sensor and thermometer in container of water.
  2. Attach ohmmeter to electrical terminals. Heat water and note resistance at specified temperature. See EGR GAS TEMPERATURE SENSOR SPECIFICATIONS  table. Replace EGR gas temperature sensor if resistance is not within specification.
EGR GAS TEMPERATURE SENSOR SPECIFICATIONS

Temperature °F (°C) k/ohms
122 (50) 69.4-88.5
212 (100) 11.8-14.3
302 (150) 2.8-3.6
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