Timing chain cover SUZUKI SWIFT 2008 2.G Service Workshop Manual

Downloaded from www.Manualslib.com manuals search engine Table of Contents 1-iii
EVAP Canister Purge Valve and Its Circuit
Inspection.......................................................... 1B-2
Vacuum Passage Inspection .............................. 1B-3
Vacuum Hose and Purge Valve Chamber Inspection.......................................................... 1B-3
EVAP Canister Purge Valve Inspection .............. 1B-3
EVAP Canister Inspection ... ................................ 1B-4
EGR Valve Removal and Installation .................. 1B-4
EGR Valve Inspection ......................................... 1B-4
PCV Hose Inspection .......................................... 1B-4
PCV Valve Inspection ......................................... 1B-5
Special Tools and Equipmen t ............................. 1B-5
Special Tool ........................................................ 1B-5
Engine Electrical Devices .. ..................... 1C-1
Repair Instructions .............................................. 1C-1
ECM Removal and Installation ............................ 1C-1
MAP Sensor Inspection ...................................... 1C-2
Electric Throttle Body Assembly On-Vehicle
Inspection.......................................................... 1C-2
Electric Throttle Body System Calibration ........... 1C-5
APP Sensor Assembly On-V ehicle Inspection .... 1C-5
APP Sensor Assembly Removal and Installation ......................................................... 1C-5
APP Sensor Assembly Inspection ...................... 1C-6
ECT Sensor Removal and In stallation ................ 1C-6
ECT Sensor Inspection ....................................... 1C-7
HO2S-1 and HO2S-2 Heater On-Vehicle Inspection.......................................................... 1C-7
HO2S-1 and HO2S-2 Removal and Installation ......................................................... 1C-7
CMP Sensor Removal and In stallation ............... 1C-8
Camshaft Position (CMP) Se nsor Inspection ...... 1C-8
CKP Sensor Removal and Installation ................ 1C-9
CKP Sensor Inspection ....................................... 1C-9
Knock Sensor Removal and Installation ........... 1C-10
Main Relay, Fuel Pump Relay and Starting
Motor Control Relay Inspection....................... 1C-10
MAF and IAT Sensor On-Vehicle Inspection .... 1C-11
MAF and IAT Sensor Removal and Installation ....................................................... 1C-11
MAF and IAT Sensor Inspection ....................... 1C-12
Electric Load Current Sensor On-Vehicle Inspection........................................................ 1C-12
Specifications ..................................................... 1C-13
Tightening Torque Specifications ...................... 1C-13
Engine Mechanical ......... ......................... 1D-1
General Description ............................................. 1D-1
Engine Construction Description ......................... 1D-1
Camshaft Position Control (VVT Variable Valve Timing) System Description .................... 1D-2
Diagnostic Information and Procedures ............ 1D-4 Compression Check ............................................ 1D-4
Engine Vacuum Check ....................................... 1D-5
Valve Lash (Clearance) Inspection ..................... 1D-6
Repair Instructions .............................................. 1D-9 Air Cleaner Components ..................................... 1D-9
Air Cleaner Element Removal and Installation .... 1D-9 Air Cleaner Element Ins
pection and Cleaning ..1D-10
Cylinder Head Co ver Removal and
Installation .......................................................1D-10
Throttle Body and Intake Manifold
Components ....................................................1D-12
Throttle Body On-Vehicle Inspection.................1D-13
Electric Throttle Body Assembly Removal and Installation .......................................................1D-13
Throttle Body Cleaning......................................1D-14
Intake Manifold Removal and Installation .........1D-14
Engine Mountings Components ........................1D-16
Engine Assembly Removal and Installation ......1D-17
Timing Chain Cover Components .....................1D-20
Timing Chain Cover Removal and Installation ..1D-21
Timing Chain Cover Inspection .........................1D-23
Oil Control Valve Removal and Installation .......1D-23
Oil Control Valve Inspection ..............................1D-24
Timing Chain and Chain Tensioner Components ....................................................1D-24
Timing Chain and Chain Tensioner Removal and Installation ................................................1D-25
Timing Chain and Chain Tensioner Inspection ..1D-27
Camshaft, Tappet and Shim Components ........1D-28
Camshaft, Tappet and Shim Removal and Installation .......................................................1D-29
Camshaft, Tappet and Shim Inspection ............1D-31
Valves and Cylinder Head Components ...........1D-34
Valves and Cylinder Head Removal and
Installation .......................................................1D-35
Valves and Cylinder Head Disassembly and Assembly.........................................................1D-37
Valves and Valve Guides Inspection.................1D-40
Cylinder Head Inspection . .................................1D-42
Valve Spring Inspection ....................................1D-43
Pistons, Piston Rings , Connecting Rods and
Cylinders Components ....................................1D-44
Pistons, Piston Rings , Connecting Rods and
Cylinders Removal and Installation .................1D-45
Pistons, Piston Rings , Connecting Rods and
Cylinders Disassembly and Assembly ............1D-46
Cylinders, Pistons and Piston Rings Inspection ........................................................1D-47
Piston Pins and Connecting Rods Inspection ...1D-49
Crank Pin and Connecting Rod Bearings Inspection ........................................................1D-50
Main Bearings, Cran kshaft and Cylinder
Block Components ..........................................1D-53
Main Bearings, Cran kshaft and Cylinder
Block Removal and Installa tion .......................1D-54
Crankshaft Inspection .......................................1D-57
Main Bearings Inspection . .................................1D-59
Sensor Plate Inspection ....................................1D-63
Rear Oil Seal Inspection ...................................1D-63
Flywheel Inspection...........................................1D-63
Cylinder Block Inspection ..................................1D-63
Specifications .................... .................................1D-64
Tightening Torque Specifications ......................1D-64
Special Tools and Equipmen t ...........................1D-66
Recommended Service Material .......................1D-66
Special Tool ......................................................1D-66

Downloaded from www.Manualslib.com manuals search engine Engine General Information and Diagnosis: 1A-53
DTC Troubleshooting
NOTE
• When measuring circuit voltage, resistance and/or pulse signal at ECM connector, connect the
special tool to ECM and/or the ECM connectors re ferring to “Inspection of ECM and Its Circuits”.
• Upon completion of inspection and repair work, perform “DTC Confirmation Procedure” and confirm that the trouble has been corrected.

Step Action YesNo
1 Is DTC P0010 detected together? Go to “DTC P0010: “A”
Camshaft Position
Actuator Circuit”.Go to Step 2.
2 Do you have SUZUKI scan tool? Go to Step 3.Go to Step 5.
3 Camshaft position control check
1) With ignition switch turned OFF, connect SUZUKI scan
tool to DLC.
2) Start engine and warm up to normal operating temperature.
3) Select menu to DATA LIST.
4) Check that “VVT GAP” displayed on SUZUKI scan tool is 0 – 5 °.
Is it OK? Go to Step 4.
Check valve timing
referring to “Timing
Chain and Chain
Tensioner Removal and
Installation in Section
1D”. If OK, go to Step 5.
4 Camshaft position control check
1) Drive vehicle under following conditions.
• Vehicle speed at 80 km/h (50 mile/h).
• Gear position at 5th or D range.
2) Check that “VVT GAP” displayed on SUZUKI scan tool is 0 – 5 °.
Is it OK? Substitute a known-
good ECM and recheck.
Go to Step 5.
5 Oil control circuit visual inspection
1) Remove cylinder head cover referring to “Cylinder Head
Cover Removal and Insta llation in Section 1D”.
2) Check oil pressure leakage from oil control circuit.
Is it in good condition? Go to Step 6.
Repair or replace.
6 Oil control valve and oil gallery pipe check
1) Remove oil control valve re ferring to “Oil Control Valve
Removal and Installation in Section 1D”.
2) Remove oil gallery pipe refe rring to “Timing Chain Cover
Removal and Installation in Section 1D”.
3) Check oil gallery pipe and o il control valve for clog or
sludge.
Are they in good condition? Go to Step 7.
Clean oil control valve
and oil gallery pipe.
Replace oil control valve
if a problem is not
solved after cleaning oil
control valve and oil
gallery pipe.
7 Oil control valve electrical circuit check
1) Check that oil control valve circuit is in good condition
referring to “DTC P0010: “A” Camshaft Position Actuator
Circuit”.
Is circuit in good condition? Go to Step 8.
Repair circuit.
8 Oil control valve check
1) Check oil control valve refe rring to “Oil Control Valve
Inspection in Section 1D”.
Is it in good condition? Replace camshaft
timing sprocket.
Replace oil control
valve.

Downloaded from www.Manualslib.com manuals search engine 1D-11 Engine Mechanical:
2) Remove oil, old sealant, and dust from sealing surfaces on cylinder head and cover. After cleaning,
apply sealant “A” to the following point.
• Cylinder head cover gasket (1) sealing surface area (2) as shown.
“A”: Water tight sealant 99000–31250
(SUZUKI Bond No.1207F)
• Timing chain cover (1) and cylinder head (2) mating surface as shown.
“A”: Water tight sealant 99000–31250
(SUZUKI Bond No.1207F) 3) Install cylinder head cover to cylinder head.
NOTE
When installing cylinder head cover, use care
so that cylinder head cover gasket or spark
plug hole gaskets will not get out of place or
fall off.

4) Tighten cylinder head cover bolts as follows.
a) Tighten cylinder head cover bolts to 3 N ⋅m (0.3
kgf-m, 2.5 lb-ft) according to numerical order (“1”
through “7”) as shown in figure.
b) In the same manner as in Step, a) tighten them
to 5 N ⋅m (0.5 kgf-m, 4.0 lb-ft).
c) Retighten them by turning through 8 N ⋅m (0.8
kgf-m, 6.0 lb-ft) in same manner as Step a).
Tightening torque
Cylinder head cover bolt (a): Tighten 3 N ⋅m (0.3
kgf-m, 2.5 lb-ft), 5 N ⋅m (0.5 kgf-m, 4.0 lb-ft) and 8
N ⋅m (0.8 kgf-m, 6.0 lb-ft) by the specified
procedure
5) Connect PCV hose (2) to PCV valve (3).
6) Connect breather hose (4).
7) Install oil level gauge (1).
8) Install wire harness clamp to cylinder head cover.
9) Install ignition coil assemb lies with high-tension cord
referring to “Ignit ion Coil Assembly (Including ignitor)
Removal and Installati on in Section 1H”.
10) Connect ignition coil couplers and clamp harness securely.
11) Install cylinder head upper cover.
12) Install air cleaner case and resonator.
13) Connect negative cable at battery.
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I3RH0B140016-01

Downloaded from www.Manualslib.com manuals search engine Engine Mechanical: 1D-20
15) Install A/C compressor to its bracket (if equipped) referring to “Compressor Assembly Removal and
Installation in Section 7B” or “Compressor Assembly
Removal and Installa tion in Section 7B”.
16) Adjust A/C compressor belt tension (if equipped) referring to “Compressor Drive Belt Inspection and
Adjustment in Section 7B” or “Compressor Drive Belt
Inspection and Adjustment in Section 7B”.
17) Check to ensure that a ll removed parts are back in
place.
Reinstall any necessary parts which have not been
reinstalled.
18) Refill cooling system with coolant referring to “Cooling System Flush and Refill in Section 1F”. 19) Refill engine with engine oil
referring to “Engine Oil
and Filter Change in Section 0B”.
20) Refill transaxle with transa xle oil referring to“Manual
Transaxle Oil Change in Section 5B” or “A/T Fluid
Change in Section 5A”.
21) Install battery and tray.
22) Connect positive and negative cable at battery.
23) Install engine hood and connect windshield washer hose.
24) Verify that there is no fu el leakage, coolant leakage,
oil leakage and exhaust gas leakage at each
connection.
Timing Chain Cover ComponentsS7RS0B1406012
I6RS0C140015-02
1. Crankshaft pulley bolt 13. Oil gallery pipe No.2 bolt
2. Crankshaft pulley 14. Oil gallery pipe No.3
3. Oil seal : Apply engine oil to oil seal lip. 15. Oil gallery pipe No.3 bolt
4. Timing chain cover : Apply sealant 99000-31140 to the mating surface of cylinder and cylinder head.
: Apply sealant 99000-31260 to the mating surface of timing chain cover referring to the
figure of Step 4) of “Installation” under “Timing Chain Cover Removal and Installation”. 16. O-ring
: Apply engine oil.
5. Pin 17. Oil control valve
6. Cap bolt 18. Oil control valve mounting nut
7. Timing chain cover mounting bolts 19. Cap
8. Timing chain cover mounting nut : 11 N ⋅m (1.1 kgf-m, 8.0 lb-ft)
9. Oil gallery pipe No.1 :25 N⋅m (2.5 kgf-m, 18.0 lb-ft)

Downloaded from www.Manualslib.com manuals search engine 1D-21 Engine Mechanical:
Timing Chain Cover Removal and InstallationS7RS0B1406013
CAUTION!
• Keep working table, tools and hands clean while overhauling.
• Use special care to handle aluminum parts so as not to damage them.
• Do not expose removed parts to dust. Keep them always clean.

Removal
1) Remove engine assembly from vehicle referring to “Engine Assembly Removal and Installation”.
2) Remove water pump / generator drive belt referring to “Water Pump / Generator Drive Belt Removal and
Installation in Section 1J”.
3) Remove crankshaft pulley bolt. To lock crankshaft pulley (1), use special tool with it
as shown in figure.
Special tool
(A): 09917–68221
4) Remove crankshaft pulley (1). If it is hard to remove, use special tools as shown in
figure.
Special tool
(A): 09944–36011
(B): 09926–58010 5) Remove cylinder head cove
r referring to “Cylinder
Head Cover Removal and Installation”.
6) Remove oil pan referring to “Oil Pan and Oil Pump
Strainer Removal and Inst allation in Section 1E”.
7) Remove water pump pulley.
8) Remove A/C bracket from cylinder block.
9) Remove oil gallery pipe s No.2 (1) and No.3 (2).
10) Remove cap (1) from timing chain cover (2). 11) Remove timing chain cover (2).
12) Remove oil control valve from timing chain cover referring to “Oil Cont rol Valve Removal and
Installation”.
10. Copper washer :30 N⋅m (3.0 kgf-m, 22.0 lb-ft)
11. Oil gallery pipe No.1 bolt : 150 N⋅m (15.0 kgf-m, 108.5 lb-ft)
12. Oil gallery pipe No.2 : Do not reuse.
I2RH0B140051-01
I2RH0B140052-01
1
2
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Downloaded from www.Manualslib.com manuals search engine Engine Mechanical: 1D-22
Installation1) Clean sealing surface on timing chain cover, cylinder block and cylinder head.
Remove oil, old sealant and dust from sealing
surface.
2) Install oil seal (1) to timi ng chain cover, if removed.
NOTE
When installing new oil seal, press fit to
timing chain cover (2) by using special tool
(bearing installer) as shown in figure.

Drive in dimension
“a”: 1.5 mm (0.06 in.)
Special tool
(A): 09913–75810
3) Install oil control valve to timing chain cover referring to “Oil Control Valve Removal and Installation”.
4) Apply sealant “A” to mating surface of cylinder and cylinder head and “B” to mating surface of timing
chain cover as shown in figure.
“A”: Water tight sealant 99000–31140 (SUZUKI
Bond No.1207B)
“B”: Sealant 99000–31260 (SUZUKI Bond
No.1217G)
Sealant amount for timing chain cover
Width “a”: 3 mm (0.12 in.)
Height “b”: 2 mm (0.08 in.) 5) Apply engine oil to oil seal lip, then install timing
chain cover (1). Tighten bolts and nut to specified
torque.
NOTE
Before installing timing chain cover, check
that pin is securely fitted.

Tightening torque
Timing chain cover bolt (a): 25 N·m (2.5 kgf-m,
18.0 lb-ft)
Timing chain cover nut (b): 25 N·m (2.5 kgf-m,
18.0 lb-ft)
6) Apply engine oil to new O-rings (2) and install them to cap (3).
7) Install cap (3) to ti ming chain cover (1).
Tighten bolts to specified torque.
Tightening torque
Cap bolt (c): 25 N·m (2.5 kgf-m, 18.0 lb-ft)
I2RH0B140058-01
I3RH0B140025-01
(a)
(b)
(c)
1
2
3
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Downloaded from www.Manualslib.com manuals search engine 1D-23 Engine Mechanical:
8) Install new O-ring (1) to oil gallery pipes No.2 (2) and
No.3 (3).
9) Install oil gallery pipes No.2 and No.3 to cylinder
head (4) and timing chain cover (5).
Tighten bolts to specified torque.
Tightening torque
Oil gallery pipe No.2 and No.3 bolt (a): 11 N·m (
1.1 kgf-m, 8.0 lb-ft)
10) Install water pump pulley. 11) Install cylinder head cover referring to “Cylinder Head Cover Removal and Installation”.
12) Install oil pan referring to “Oil Pan and Oil Pump
Strainer Removal and Installation in Section 1E”.
13) Install crankshaft pulley (1). Tighten bolt (2) to specified torque. To lock crankshaft pulley, use
special tool with it as shown in figure.
Special tool
(A): 09917–68221
Tightening torque
Crankshaft pulley bolt (a): 150 N·m (15.0 kgf-m,
108.5 lb-ft)
14) Install engine assembly to vehicle referring to “Engine Assembly Removal and Installation”.
Timing Chain Cover InspectionS7RS0B1406014
Oil Seal
Check oil seal lip for fault or other damage. Replace as
necessary. Timing Chain Cover
Inspect strainer (1) of oil passage for driving intake cam
timing sprocket assembly (VVT actuator).
If clog or foreign matter exists, clean strainer.
Oil Control Valve Removal and InstallationS7RS0B1406015
Removal
Remove oil gallery pipe No.1
(1) and oil control valve (2)
from timing chain cover (3).
Installation
1) Install new O-ring (4) to oil control valve.
2) Install oil control valve to timing chain cover. Tighten nuts to specification.
Tightening torque
Oil control valve mounting nut (a): 11 N·m (1.1
kgf-m, 8.0 lb-ft)
3) Install oil gallery pipe No .1 with new copper washers
(5) to timing chain cover.
Tighten bolts to specification.
Tightening torque
Oil gallery pipe No.1 bolt (b): 30 N·m (3.0 kgf-m,
21.5 lb-ft)
(a)
(a) 1
2
3
4
5
I3RH0B140027-01
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5
(b) 3
(a)
2 4
5
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Downloaded from www.Manualslib.com manuals search engine 1D-25 Engine Mechanical:
Timing Chain and Chain Tensioner Removal
and Installation
S7RS0B1406018
Removal
CAUTION!
After timing chain is removed, never turn
crankshaft and camshafts independently
more than its allowable turning range
described in “Installation”.
If turned, interferen ce may occur between
piston and valves and valves themselves,
and parts related to piston and valves may be
damaged.

1) Remove timing chain cover referring to “Timing Chain Cover Removal and Installation”.
2) By turning crankshaft, align camshafts and crankshaft at specific position as follows.
a) Align both intake and exhaust camshaft timing sprocket marks (1) with notches (2) of cylinder
head respectively.
b) Align crankshaft sprocket key (3) with notch of cylinder block (4).
Position crankshaft sprocke t key (3) at upside of
crankshaft as shown in figure.
3) Remove timing chain tensioner adjuster assembly (5).
4) Remove timing chain tensioner (6).
5) Remove timing chain No.1 guide (7).
6) Remove timing chain (8) with crankshaft timing sprocket (9). Installation
CAUTION!
After timing chain is removed, never turn
crankshaft and camshafts independently
more than such an extent (“a”, “b”) as shown
in figure.
If turned, interferen
ce may occur between
piston and valves and valves themselves,
and parts related to piston and valves may be
damaged.

1) Check that match marks (1) on intake and exhaust camshaft timing sprockets are in match with notches
(2) on cylinder head as shown in figure.
2) Set key (3) and turn crankshaft to position key on upside of crankshaft.
3
4
1
1
2
5
67
8
9
I3RH0B140032-01
“a”: 90 °4. Camshaft (IN and EX) allowable turning range.
By marks on camshaft timing sprocket within 15 ° from notches
on cylinder head on both right and left.
“b”: 15 °5. Crankshaft allowable turning range.
By key on crankshaft, within 90 ° from top on both right and left.
“a”
“b”
“b”“b”
“b”
“a”
1
12
4
3
5
I4RS0A140021-01

Downloaded from www.Manualslib.com manuals search engine 1D-27 Engine Mechanical:
8) Screw in plunger (1) by turning body (2) in arrow direction and install a reta iner (3) (wire) to hold
plunger in place.
9) Install timing chain tensioner adjuster assembly (1) with a retainer (2).
Tighten adjuster bolts to specified torque and then
remove a retainer from chain tensioner adjuster
assembly.
Tightening torque
Timing chain tensioner adjuster bolt (a): 11 N·m
(1.1 kgf-m, 8.0 lb-ft)
10) Apply engine oil to timing chain, and then turn crankshaft clockwise by 2 revolutions and check that
match marks (1) are at the following specific
positions.
• Intake and exhaust camshaft timing sprockets makes (1) are in match with notches (2) on
cylinder head.
• Crankshaft sprocket key (3) is in match with notch of cylinder block (4).
• Crankshaft sprocket key (3) is on upside of crankshaft as shown in figure. 11) Install timing chain cover referring to “Timing Chain
Cover Removal and Installation”.
Timing Chain and Chain Tensioner InspectionS7RS0B1406019
Timing Chain No.1 Guide
Check shoe (1) for wear or damage.
Timing Chain Tensioner
Check shoe (1) for wear or damage.
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1
1
2
3 4
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Downloaded from www.Manualslib.com manuals search engine 1D-29 Engine Mechanical:
Camshaft, Tappet and Shim Removal and
Installation
S7RS0B1406021
CAUTION!
• Keep working table, tools and hands clean while overhauling.
• Use special care to handle aluminum parts so as not to damage them.
• Do not expose removed parts to dust. Keep them always clean.

Removal
1) Remove timing chain cover referring to “Timing Chain Cover Removal and Installation”.
2) Remove timing chain referring to “Timing Chain and Chain Tensioner Removal and Installation”.
3) With hexagonal section (1) of intake camshaft (2) held stationary with spanner or the like, loosen
mounting bolt of intake cam timing sprocket
assembly (3) and remove it.
CAUTION!
Never attempt to loosen mounting bolt with
intake cam timing sprocket assembly held
stationary. Failure to fo llow this could result
in damage to lock pin.
Do not loosen bolt “a” because intake cam
timing sprocket assembly is not serviceable.

4) Loosen camshaft housing bolts in such order as indicated in the figure and remove them.
5) Remove camshaft housings.
6) Remove intake and exhaust camshafts.
7) Remove camshaft bearing (1).
8) Remove tappets (2) with shims (1).
3“a”
1
2
I3RM0A140030-01
“12”“13” “20”“21”
“16”“17” “8” “9”
“2”
“5” “3”
“4”
“1”
“10”“11”“18”
“19” “14” “15” “6” “7”
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1
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I2RH0B140074-01