
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 CamshaftTaper Bearing Preload Selective Specifications Automatic Transmission Unit
Front Differential Drive Pinion Gear and Differential ThrustWasher Selection ChartThrust Washer O.D. Color CodeWasher ThicknessMetricEnglishBrown0.494-mm0.020-inPurple0.545-mm0.022-inBlack0.596-mm0.024-inPink0.647-mm0.026-inDark Blue0.698-mm0.028-inLight Green0.749-mm0.030-inPlain0.800-mm0.032-inWhi ...