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Home >> Jeep >> 2023 >> Grand Cherokee Altitude, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 46 (2.0L - DTCS P052B To P0629) >> DTC Troubleshooting >> P054B Cold Start Exhaust Camshaft Position Timing Over-Retarded - Bank 1 Sensor 2 >> Possible Causes

Possible Causes

WARNING: This page is about a different variant/trim than selected.
POSSIBLE CAUSES
ENGINE OIL LEVEL LOW
INCORRECT OR CONTAMINATED ENGINE OIL
INCORRECT ENGINE OIL FILTER
INSUFFICIENT OIL PRESSURE TO THE EXHAUST CAM PHASER DURING COLD START CONDITION
CAMSHAFT 1/2 OIL CONTROL VALVE STICKING
CAMSHAFT 1/2 PHASER
ENGINE MECHANICAL PROBLEM

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