Montero Sport ES 4WD V6-3.0L SOHC (2002)
STEP 2. Check harness connector A-22 at the outside thermo sensor for damage.
Q: Is harness connector A-22 in good condition?
YES: Go to Step 6.
NO: Repair or replace it. Then go to Step 6.
STEP 3. Check the input signal from the outside thermo sensor.
1. Remove the inside rear view mirror (with compass and temperature display).
2. Measure from the rear side of the harness connector E-59 with the connector connected.
3. Measure voltage between terminal number 2 and number 7 when the outside thermo sensor is at the following temperatures.
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Voltage should be approximately 2.90 volts [when 0 °C (32 °F) is displayed]
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Voltage should be approximately 1.86 volts [when 20 °C (68 °F) is displayed]
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Voltage should be approximately 1.10 volts [when 40 °C (104 °F) is displayed]
Q: Does the voltage between terminal number 2 and number 7 meet the above values?
YES: Replace the inside rear view mirror (with compass and temperature display). Then go to Step 6.
NO: Go to Step 4.
STEP 4. Check harness connector E-59 at the inside rear view mirror (with compass and temperature display) connector for damage.
Q: Is harness connector E-59 in good condition?
YES: Go to Step 5.
NO: Repair or replace it. Then go to Step 6.
