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P2127 Diagnostic Trouble Code Discussion for September 2025

Accelerator Pedal Position Sensor 2 Circuit Low


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Trouble Ticket Help Requests for DTC P2127
Help Request Posted
2018 Jeep Cherokee Latitude 2.4L Poor Idle Quality, Surge, Cuts out, MIL Lamp on VIN: 1C4PJMCB4J
P2127: APP Sensor 2 Circuit Low. Hello fellas. I've got a good one here! This is extremely intermittent. When it acts up, two of the four 5-volt reference circuits get pulled down to nearly ground level. It only happens while driving, and will always clear up long before I have the chance...
September 12, 2025