Mike's Workshop Manuals
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2021
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Grand Cherokee Trackhawk
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Repair and Diagnosis
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Engine Performance
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System
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6.2L - DTCS P2110 To P2627
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DTC Troubleshooting
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P2127-Accelerator Pedal Position Sensor 2 Circuit Low
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Set Condition
Set Condition
The Powertrain Control Module (PCM) detects that the APP Sensor 2 input voltage is below the minimum acceptable value (approximately 0.12 - 0.2 volts depending on calibration).