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2021
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Cherokee High Altitude, Automatic T/Case Control
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Repair and Diagnosis
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Engine Performance
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System
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2.0L - DTCS P0088 To P0223
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DTC Troubleshooting
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P0117-Engine Coolant Temperature Sensor Circuit Low
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Set Condition
July 1:
So it begins
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Set Condition
The Powertrain Control Module (PCM) detects that the Engine Coolant Temperature (ECT) Sensor input voltage is below 0.17 volts for 2.24 seconds.