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EC-1472
[YD (WITHOUT EURO-OBD)]
BASIC SERVICE PROCEDURE
BASIC SERVICE PROCEDURE PFP:00018
Fuel Filter BBS0027C
DESCRIPTION
A water draining cock is on the lower side and a priming pump for bleeding air is on the upper side.
AIR BLEEDING
After fuel filter is replaced and after fuel system components are removed/installed, bleed air from fuel line as
follows:
1. Prime the circuit using the priming pump (1).
2. Perform engine cranking with repeating several times until
engine starting.
CAUTION:
● Crank engine until it starts. Do not crank engine for more
than 30 seconds.
● Prepare a tray to collect fuel. Prevent fuel from adhering to
rubber parts, especially the engine mounting insulator.
WATER DRAINING
1. Prepare a tray at the drain plug open end.
2. Loosen drain plug (3), and operate priming pump to drain water
from fuel filter (1).
● Fuel filter sensor (2)
CAUTION:
● Water in filter is drained with fuel. Prepare larger capacity
pan than fuel filter volume.
● Drained water is mixed with fuel. Prevent fuel from adher-
ing to rubber parts such as engine mounting insulator.
3. After draining, close drain plug by hand.
CAUTION:
If drain plug is tightened excessively, it may be damaged
and fuel will leak. Do not use tools to tighten drain cock.
4. Bleed air in fuel piping. Refer to EC-1472, "
AIR BLEEDING" .
5. Start engine and make sure there is no fuel leakage.
PBIC4288E
PBIB3181E
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