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Check Engine Coolant Temperature Sensor

DIAGNOSTIC PROCEDURE CHART

Step Check Yes No
1 CHECK COMMUNICATION STATUS. 
  1. Prepare the Subaru Select Monitor kit.
  2. Turn the ignition switch to ON (engine OFF) and run the "PC application for Subaru Select Monitor".
  3. On << System Selection Menu >> display, select {Integ. unit mode}.
  4. Select the {Diagnostic Code(s) Display}.
 Is DTC being displayed? Perform the diagnosis according to DTC. < Ref. to LIST , List of Diagnostic Trouble Code (DTC). > Go to step 2  .
2 CHECK ENGINE COOLANT TEMPERATURE SENSOR. 
Check the engine coolant temperature sensor.
 Is the engine coolant temperature sensor OK? Replace the meter case assembly. Replace the engine coolant temperature sensor.
  • Non-turbo model: < Ref. to REMOVAL , Engine Coolant Temperature Sensor. >
  • Turbo model: < Ref. to REMOVAL , Engine Coolant Temperature Sensor. >
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