Valve Lash (Clearance) Inspection - Suzuki Swift Sport 2004 Service & Repair Manual

6) Connect special tool (Vacuum gauge) to PCV hose
(1).
Special tool
(A): 09915–67311
7) Blind PCV valve (2) using tape (3) or the like.
1 3
8) Install air cleaner assembly and air suction hose
referring to "Air Cleaner Components".
9) Run engine at specified idle speed and read vacuum
gauge. Vacuum should be within specification.
Vacuum specification (at sea level)
59 – 73 kPa (45 – 55 cmHg, 17.7 – 21.6 in.Hg) at
specified idle speed
10) Remove air cleaner assembly and air suction hose
referring to "Air Cleaner Components".
11) Disconnect special tool (vacuum gage) from PCV
valve.
12) Detach blind cap from PCV valve, and connect PCV
hose to PCV valve.
13) Install air cleaner assembly and air suction hose
referring to "Air Cleaner Components".
14) Install engine cover.

Valve Lash (Clearance) Inspection

1) Remove negative cable at battery.
2) Remove cylinder head cover referring to "Cylinder
Head Cover Removal and Installation".
3) Remove right side engine under cover, if necessary.
4) Using 17 mm wrench, turn crankshaft pulley (1)
clockwise until cam lobes (2) become perpendicular
to shim faces (3) at valves "1" and "7" as shown in
the figure.
(A)
2
I3RM0A140003-01
S7RS0B1404003
5) Check valve lashes with thickness gauge (4)
according to the following procedure.
a) Check valve lashes at valves "1" and "7".
b) Turn camshafts by 90° (by turning crankshaft
with wrench).
c) Make sure that cam lobes are perpendicular to
shim faces at valves to be checked (in this case,
"3" and "8"), if not, adjust it by turning crankshaft.
Check valve lashes.
d) In the same manner as b) – c), check valve
lashes at valves "4" and "6".
e) In the same manner as b) – c) again, check
valve lashes at valves "2" and "5".
If valve lash is out of specification, record valve lash and
adjust it to specification by replacing shim.
Valve clearance specification
When cold (Coolant temperature is 15 – 25 °C (59 –
77 °F)):
• Intake: 0.18 – 0.22 mm (0.007 – 0.009 in.)
• Exhaust: 0.28 – 0.32 mm (0.011 – 0.013 in.)
When hot (Coolant temperature is 60 – 68 °C (140 –
154 °F)):
• Intake: 0.21 – 0.27 mm (0.008 – 0.011 in.)
• Exhaust: 0.30 – 0.36 mm (0.012 – 0.014 in.)
Engine Mechanical: 1D-6
I3RM0A140004-01