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Home >> Jeep >> 2024 >> Grand Cherokee Altitude X, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 5 (5.7L - DTCS P2128 To P219A) >> DTC Troubleshooting >> P2174-Low Airflow/Restriction Detected (Instantaneous Accumulation) >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2024 Jeep Grand Cherokee L. However, it is still accessible from the selected car via links, so may be relevant.
Possible Causes
RESTRICTION IN THE AIR INLET SYSTEM
RESISTANCE IN THE 5-VOLT SUPPLY CIRCUIT
RESISTANCE IN THE MAP SIGNAL CIRCUIT
RESISTANCE IN MAP SENSOR GROUND CIRCUIT
MAP SENSOR
THROTTLE BODY
POWERTRAIN CONTROL MODULE (PCM)

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