Oil Pump Rotor Inspection
WARNING: This page is about a different car, the 2008 Ford Econoline, 2008 Ford E450 Super Duty, and 2008 Ford Cutaway. However, it is still accessible from the selected car via links, so may be relevant.
Special Tools
| Illustration | Tool Name | Tool Number |
|---|---|---|
| Feeler Gauge Set | 303-D027 (D81L-4201-A) or equivalent |
- Inspect the oil pump for excessive metal particles.
- Inspect the oil pump for gouging, cracks or deep scratches.
- Inspect the oil pump inner and outer gear rotors for damage or excessive wear.
- Using a straightedge and the Feeler Gauge Set, measure the height clearance between the oil pump housing and the inner and outer rotors. If the measurement does not meet specifications, install new gerotors as a set.
- Using the Feeler Gauge Set, measure the clearance between the outer rotor and the oil pump housing. If the measurement does not meet specifications, install new gerotors as a set.
Fig 1: Measuring Height Clearance Between Oil Pump Housing & Inner/Outer Rotors Using A Straightedge & Feeler Gauge Set