GENERAL
L3301, L3901, L4701, WSM
G-67
(7) Check Point of Every 800 Hours
Adjusting Engine Valve Clearance
• See "Valve Clearance" on page 1-S12.
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Changing Front Axle Case Oil
[4WD]
1. To drain the used oil, remove the right and left drain plugs and
filling plug at the front axle case and drain the oil completely into
the oil pan.
2. After draining, reinstall the drain plugs.
3. Remove the oil level check plug
4. Fill with the new oil up to the check plug port.
(Refer to "LUBRICANTS, FUEL AND COOLANT" on page
G-11.)
5. After filling reinstall the filling plug and check plug.
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(8) Check Points of Every 1500 Hours
Cleaning Fuel Injector Nozzle Tip
• See "Overflow Pipe and injectors" on page 1-S44.
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Replacing Oil Separator Element
• Be sure to stop the engine before replacing the oil
separator element.
1. Remove the cover and take out the element. Wipe off oil and the
carbon in the case with a clean rag.
2. Fit a new oil separator element.
3. Tighten the cover.
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Checking PCV (Positive Crankcase Ventilation) Valve
• See "PCV (Positive Crankcase Ventilation) Valve (Oil
Separator)" on page 1-S16.
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Checking and Cleaning EGR Cooler
• See "EGR Cooler" on page 1-S16.
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Front axle case oil Capacity
6.5 L
6.9 U.S.qts
5.7 Imp.qts
(1) Check Plug
(2) Filling Plug
(3) Drain Plug
(1) Oil Separator
(2) Body
(3) Oil Separator Element
(4) Gasket
(5) Cover
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