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Home >> Jeep >> 2024 >> Grand Cherokee Summit >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 67 (2.0L - DTCS P0117 To P0133) >> DTC Troubleshooting >> P012C-Turbocharger/Supercharger Inlet Air Pressure Sensor 1 Circuit Low >> Possible Causes

Possible Causes

WARNING: This page is about a different variant/trim than selected.
Possible Causes
5-VOLT SUPPLY CIRCUIT OPEN/HIGH RESISTANCE
5-VOLT SUPPLY CIRCUIT SHORTED TO GROUND
BOOST PRESSURE SENSOR PRESSURE SIGNAL CIRCUIT SHORTED TO GROUND
BOOST PRESSURE SENSOR PRESSURE SIGNAL CIRCUIT SHORTED TO THE SENSOR GROUND CIRCUIT
BOOST PRESSURE SENSOR
POWERTRAIN CONTROL MODULE (PCM)

Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to  PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE  .