LEMON Manuals
: Even more car manuals for everyone: 1960-2025
Home
>>
Infiniti
>>
2004
>>
Q45
>>
Repair and Diagnosis
>>
Engine Mechanical
>>
Engine Lubrication System
>>
Oil Pump
>>
Disassembly and Assembly
>>
Assembly
April 5, 2026:
LEMON Manuals is launched!
Read the announcement.
Disassembly and Assembly: Assembly
Installation is in the reverse order of removal.
Install inner rotor and outer rotor with the punched marks on the oil pump cover side.
Fig 1: Identifying Inner And Outer Rotor Punch Marks
Courtesy of NISSAN MOTOR CO., U.S.A.