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Inspection/Compass And Thermometer

COMPASS AND THERMOMETER INSPECTION PROCEDURE

Symptom Possible causes Repair order
No display at all
  1. 10A fuse
  2. Ground circuit
  3. Compass and thermometer
  1. Check 10A fuse [No. 9, located in fuse block (J/B)].

    Turn the ignition switch ON and verify that battery positive voltage is at terminal 7 of compass and thermometer.

  2. Check ground circuit for compass and thermometer.
  3. Replace compass and thermometer.
Forward direction indication slips off the mark or incorrect.
  1. In manual correction mode (Bar and display vanish.)
  2. Zone variation change is not done.
  1. Drive the vehicle and turn at an angle of 90°.
  2. Perform the zone variation change.
Compass reading remains unchanged.
  1. Vehicle speed sensor is not entered.
  2. Compass and thermometer
  1. Check harness for open or short between combination meter terminal 13 and compass and thermometer terminal 1.
  2. Replace compass and thermometer.
Displays wrong temperature when ambient temperature is between -30°C (-20°F) and 55°C (130°F).(See NOTE above.)
  1. Check operation
  2. Ambient air temperature sensor circuit
  3. Vehicle speed sensor is not entered.
  4. Ambient air temperature sensor
  5. Compass and thermometer
  1. Perform preliminary check shown above.
  2. Check harness for open or short between ambient air temperature sensor and compass and thermometer.
  3. Check harness for open or short between combination meter terminal 13 and compass and thermometer terminal 1.
  4. Replace ambient air temperature sensor.
  5. Replace compass and thermometer.
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