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Home >> Jeep >> 2025 >> Grand Cherokee Altitude, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 89 (2.0L - DTCS P2174 To P2271) >> DTC Troubleshooting >> P2174 Low Airflow/Restriction Detected (Instantaneous Accumulation) >> Possible Causes

Possible Causes

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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:  2.0L - PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE  .