5 Maintenance
5.1 Maintenance task reference table [QL1]
The maintenance tasks and intervals for this product are defined in the Maintenance Schedule. The
Maintenance Schedule is a stand-alone publication.
The task numbers in this table provide reference to the maintenance tasks specified in the Maintenance
Schedule.
Task Maintenance tasks
W0500 Check engine oil level (→ Page 119)
W0501 Visually inspect engine for leaks and general condition (→ Page 57)
W0502 Check intercooler drain (if fitted) (→ Page 57)
W0503 Check signal ring position of service indicator on air filter (→ Page 57)
W0505 Check relief bores of coolant pump(s) (→ Page 57)
W0506 Check engine for abnormal running noises, exhaust color
and vibrations
(→ Page 57)
W0507 Drain water and contaminants from fuel prefilter (if fitted) (→ Page 57)
W0508 Check reading on differential pressure gauge of fuel prefilter
(if fitted)
(→ Page 57)
W1001 Replace fuel filter or fuel filter element (→ Page 104)
W1002 Check valve clearance (→ Page 86)
W1003 Check belt condition and tension, replace if necessary (→ Page 139)
W1005 Replace air filter (→ Page 113)
W1006 Replace fuel injectors (→ Page 94)
W1007 Replace fuel injection pump(s) (→ Page 90)
W1008 Replace engine oil filter at each oil change or when the time
limit (years) is reached, at the latest
(→ Page 122)
W1009 Check layer thickness of oil residue, clean and replace filter
sleeve (if fitted) at each oil change or when the time limit
(years) is reached, at the latest
(→ Page 124)
W1011 Perform endoscopic inspection of combustion chambers (→ Page 79)
W1140 Clean wire meshes of crankcase breather (→ Page 83)
W1178 Replace pressure pipe neck in cylinder head (→ Page 99)
Table 1: Maintenance task reference table [QL1]
66 | Maintenance | MW15407/14E 2012-02
TIM-ID: 0000035706 - 001
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