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Home >> Jeep >> 2021 >> Grand Cherokee L Laredo, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 16 (5.7L - DTCS P025B To P0455) >> DTC Troubleshooting >> P0344-Camshaft Position Sensor Intermittent - Bank 1 Sensor 1 >> Possible Causes

Possible Causes

WARNING: This page is about a different variant/trim than selected.
Possible Causes
5-VOLT SUPPLY CIRCUIT SHORTED TO VOLTAGE
CMP SIGNAL CIRCUIT SHORTED TO VOLTAGE
5-VOLT SUPPLY CIRCUIT SHORTED TO GROUND
CMP SIGNAL CIRCUIT SHORTED TO GROUND
5-VOLT SUPPLY CIRCUIT SHORTED TO THE CMP SIGNAL CIRCUIT
5-VOLT SUPPLY CIRCUIT SHORTED TO THE SENSOR GROUND CIRCUIT
CMP SIGNAL CIRCUIT SHORTED TO THE SENSOR GROUND CIRCUIT
5-VOLT SUPPLY CIRCUIT OPEN OR HIGH RESISTANCE
CMP SIGNAL CIRCUIT OPEN OR HIGH RESISTANCE
SENSOR GROUND CIRCUIT OPEN OR HIGH RESISTANCE
CAMSHAFT POSITION SENSOR
TONE WHEEL LOOSE OR DAMAGED
POWERTRAIN CONTROL MODULE (PCM)

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