ENGINE
L3301, L3901, L4701, WSM
1-S48
[6] SUPPLY PUMP
Supply Pump
• Do not loosen the injection pipe when the fuel is under high
pressure (Within 5 minutes of stopping the engine).
1. Remove the intake throttle valve assembly (2).
2. Remove the EGR valve assembly (1).
3. Remove the rail (3).
4. Remove the intake manifold (4).
5. Remove the supply pump (5).
• Do not disassemble the supply pump.
• Store the supply pump so it does not get any dust in it.
(When reassembling)
• When attaching the supply crank case, do not put force on
the MPRP and overflow sections of the part.
• Do not remove the dust protection cap until immediately
before you attach the part.
9Y1211012ENS0046US0
Tightening torque
Supply pump mounting nut
24 to 27 N·m
2.4 to 2.8 kgf·m
18 to 20 lbf·ft
Injection pipe retaining nut
24.5 to 29.0 N·m
2.5 to 3.0 kgf·m
18.1 to 21.3 lbf·ft
(1) EGR Valve Assembly
(2) Intake Throttle Valve Assembly
(3) Rail
(4) Intake Manifold
(5) Supply Pump
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