Engine Oil Pump Overhaul
  1. Check the pump housing-to-rotor axial clearance between the rotor (A) and the pump housing (B). If the pump housing-to-rotor axial clearance exceeds the service limit, replace the oil pump.
    Pump Housing-to-Rotor Axial Clearance
    Standard (New):
    0.035−0.070 mm
    (0.0014−0.0028 in.)
    Service Limit:
    0.12 mm (0.005 in.)