Oil Pump: Inspection: Notes

1. Visually check the parts of the oil pump case for cracks and damage.
2. Assemble the rotor on the oil pump and then check the clearance with a thickness gauge.

Oil pump side clearance 

Standard value

Body clearance :

0.100 ~ 0.181 mm (0.0039 ~ 0.0071 in.)

Side clearance :

0.040 ~ 0.095 mm (0.0016 ~ 0.0037 in.)

Fig 1: Identifying Side Clearance & Body Clearance

Courtesy of HYUNDAI MOTOR CO.

Fig 2: Checking Clearance

Courtesy of HYUNDAI MOTOR CO.