
Remove the pressure relief plug-(1),spring-(2), and plunger-(3).

Remove the oil pump gerotor cover-(1) andbolts.Clean all of the parts in cleaning solvent. Remove varnish,sludge and dirt.Inspect the oil pump-(2, 3) for wear and scoring.Ensure that all components are within specifications. Refer toEngine Mechanical Specifications.
Replace the front cover-(4) and oil pump assemblyif it is out of specification or damaged.
Oil Pump Removal Engine Lubrication Oil Pump
Primary Camshaft Intermediate Drive Chain Removal Valvetrain CamshaftRear Output Shaft Seal Replacement Automatic Transmission Unit
Removal ProcedureRaise and support the vehicle. Refer toLifting and Jacking the Vehicle.Drain the transfer case fluid. Refer toTransfer Case Fluid Replacement.Remove the rear propeller shaft. Refer toPropeller Shaft Replacement.Remove the rear output shaft housing. Refer to Rear Output Shaft Housing ...