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Oil Pump Assembly: Reassembly

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  1. Install front oil seal. Install driven gear and drive gear. Ensure top of gears are facing upward. Install stator shaft on oil pump body. Align bolt holes. Install 10 stator shaft-to-oil pump body bolts. Tighten bolts in crisscross pattern to 87 INCH lbs. (9.8 N.m).
  2. Install 2 oil seal rings on oil pump. DO NOT expand ring ends excessively. Turn drive gear with screwdrivers to ensure a smooth rotation. DO NOT damage oil seal lip. Install NEW "O" ring on oil pump body.
    Fig 1: Exploded View Of Oil Pump Assembly
    G00045589Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    Fig 2: Checking Oil Pump Driven Gear Clearance
    G00045590Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    Fig 3: Checking Oil Pump Driven Gear Tip Clearance
    G00045591Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    Fig 4: Checking Oil Pump Side Gear Clearance
    G00045592Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    Fig 5: Checking Oil Pump Body Bushing Diameter
    G00011260Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    Fig 6: Checking Stator Shaft Bushing Diameter
    G00011261Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002