FAN CONTROL MODULE INSPECTION [L3]
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1. Warm up the engine.
2. Monitor the engine coolant temperature with the SST (WDS) or the equivalent while measuring the voltage of the fan control module connector (2 terminals) terminal B.
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• If it is not within the specification, inspect for the input signal of the following parts.
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- CKP sensor
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- ECT sensor
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- TP sensor
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- Refrigerant pressure switch (medium pressure)
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Engine condition
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A/C operation status
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Engine coolant temperature
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Voltage
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Ignition switch: ON or idling
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OFF
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95 °C {203 °F} or less
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0 V
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Idling
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ON*
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95 °C {203 °F} or less
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Between 6.9-12.1 V
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Idling
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OFF
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100 °C {212 °F} or more
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Between 0.6-14.6 V
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* :
Refrigerant pressure switch (medium pressure) is ON
3. If all the above components are normal, replace the fan control module.
