Section 05
ENGINE (4-TEC)
Subsection 07
(LUBRICATION SYSTEM)
SMR2002_071_05_07A.FM
05-07-15
Using a vernier depth gage, measure side wear as
shown.
1. Oil pump housing surface
2. Vernier depth gage
1. Oil pump outer rotor surface
2. Vernier depth gage
Difference between pump housing and outer rotor
should not exceed 0.1 mm (.004 in). If so, replace
the complete oil pump assembly.
NOTE:
When the axial clearance of the oil pump
shaft assembly increases, the oil pressure de-
creases.
Check the inside of oil pump housing and its cover
for scoring or other damages and replace if dam-
aged.
Installation
For installation, reverse the removal procedure. Pay
attention to the following details.
1. Screws M6 x 85
2. Screws M6 x 25
Torque oil pump cover screws to 10 N•m (88 lbf•
in
).
Tighten suction pump screws as per following se-
quence and torque to 10 N•m (88 lbf•
in
). Apply
Loctite 243 (blue) on threads.
2
R1503motr139A
1
1
R1503motr140A
2
2
1
R1503motr134A
2
R1503motr145A
1
4
5
8
6
7
3
2
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Summary of Contents for GTX 4-TEC 5573 2002
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