Inspection

Oil Pump Inspection

Oil Pump Disassembly and Reassembly

- Check seal ring (2) and bushing (1) for wear and damage.





- Check clearance between outer gear (1) and body.

Clearance between outer gear and body
Standard: 0.07 - 0.15 mm (0.0028 - 0.0059 in.)
Service limit: 0.30 mm (0.0118 in.)





- Check tip clearance between inner gear (1) and outer gear.

Tip clearance between inner gear and outer gear
Standard: 0.11 - 0.14 mm (0.0043 - 0.0055 in.)
Service limit: 0.30 mm (0.0118 in.)

NOTE:
Measure tip clearance with torque converter installed.





- Check side clearance between inner gear/outer gear and pump body.

Side clearance between inner gear / outer gear and pump body
Standard: 0.02 - 0.05 mm (0.0008 - 0.0020 in.)
Service limit: 0.1 mm (0.0039 in.)





- Measure inside diameter of oil pump body bushing.
If inside diameter exceeds limit, replace oil pump body.

Oil pump body bushing inside diameter standard
38.113 - 38.138 mm (1.5005 - 1.5014 in.)





- Measure inside diameter of stator shaft assembly bushing.
If inside diameter exceeds limit, replace stator shaft assembly.

Stator shaft assembly bushing inside diameter standard
Front side (2): 21.501 - 21.527 mm (0.8465 - 0.8475 in.)
Rear side (1): 23.025 - 23.051 mm (0.9065 - 0.9075 in.)