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Home >> Jeep >> 2020 >> Grand Cherokee Trackhawk >> Repair and Diagnosis >> Engine Performance >> System >> 6.2L - DTCS P219A To P2A0B >> DTC Troubleshooting >> P2A0B-Manifold Absolute Pressure Sensor 2 Circuit Performance >> Possible Causes

Possible Causes

Possible Causes
5-VOLT SUPPLY CIRCUIT OPEN
EXCESSIVE RESISTANCE IN THE BANK 2 MAP SIGNAL CIRCUIT
EXCESSIVE RESISTANCE IN THE SENSOR GROUND CIRCUIT
BANK 2 MAP SENSOR
POWERTRAIN CONTROL MODULE

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

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