
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 CamshaftPrimary Timing Chain Guide Installation - Upper Valvetrain Valvetrain Timing Timing Belt/Chain
Ensure the upper primary camshaft drive chainguide-(3) is being installed.Install the upper primary camshaft drive chain guides.Caution:Refer toFastener Caution.Install the upper primary camshaft drive chain guide boltsand tighten to25-Y(18-lb-ft). ...