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Check Engine Coolant Temperature Sensor

DIAGNOSIS PROCEDURE

Step Check Yes No
1 CHECK COMMUNICATION ERROR DISPLAY. 
  1. Turn the ignition switch to ON.
  2. Check that the error code is displayed in ODO/trip meter.
 Is the error code "Er xx" displayed on ODO/trip meter? Check the communication circuit. Refer to COMMUNICATION ERROR DISPLAY , INSPECTION, Combination Meter System. Go to step 2  .
2 CHECK ENGINE COOLANT TEMPERATURE SENSOR. 
Check the engine coolant temperature sensor. Refer to BASIC DIAGNOSTIC PROCEDURE .		 Is the engine coolant temperature sensor OK? Replace the meter case assembly. Replace the engine coolant temperature sensor.
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