626 V6-2496cc 2.5L DOHC (1995)
Inner Rotor, Outer Rotor
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Mark the outer and inner rotors without scratching or denting them, and remove them from the oil pump housing.
INSPECTION
Oil Pump Housing, Outer Rotor, Inner Rotor
1. Measure the clearance between the end of the oil pump housing and the outer rotor and inner rotor at four places along their circumferences.
Standard clearance is 0.02 - 0.04 mm (0.0008 - 0.0015 inch) and the maximum is 0.05 mm (0.0019 inch).
2. If not as specified, replace the pump assembly.
3. Measure the clearance between the oil pump boss and the inner rotor. Oil clearance standard is 0.040 - 0.115 mm (0.0016 - 0.0045 inch) and
the maximum is 0.125 mm (0.0049 inch).
4. If not within the specification, replace the oil pump assembly.
Spring
1. Measure the spring free length.
2. If not as specified, replace the spring.
