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Home >> Jeep >> 2024 >> Wagoneer Carbide, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 53 (3.0L - DTCS U05AA-00 To U11E9-00) >> DTC Troubleshooting >> U0668-00-Lost Communication With Engine Oil Level Sensor Circuit >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2024 Jeep Grand Wagoneer L and 2024 Jeep Grand Wagoneer. However, it is still accessible from the selected car via links, so may be relevant.
Possible Causes
ENGINE OIL LEVEL (EOL) SENSOR SIGNAL CIRCUIT OPEN OR HIGH RESISTANCE
ENGINE OIL LEVEL (EOL) SENSOR SIGNAL CIRCUIT SHORTED TO GROUND
ENGINE OIL LEVEL (EOL) SENSOR SIGNAL CIRCUIT SHORTED TO VOLTAGE
SENSOR GROUND CIRCUIT OPEN
SENSOR SUPPLY CIRCUIT OPEN
ENGINE OIL LEVEL (EOL) SENSOR
POWERTRAIN CONTROL MODULE (PCM)

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