battery place SUZUKI SWIFT 2004 2.G Service Owner's Manual

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CKP Sensor Removal and InstallationS7RS0B1306014
Removal1) Disconnect negative (–) cable at battery.
2) Remove generator drive belt refer to “Water Pump / Generator Drive Belt Remo val and Installation in
Section 1J”.
3) Remove generator bracket bolt (1) and move generator rearward.
4) Disconnect connector from CKP sensor.
5) Remove CKP sensor (2) from cylinder block.
Installation 1) Install CKP sensor to cylinder block. Tighten CKP sensor bolt to specified torque.
Tightening torque
CKP sensor bolt (a): 10 N·m (1.0 kgf-m, 7.5 lb-ft)
2) Connect connector to CKP sensor securely.
3) Adjust generator drive belt tension referring to “Water Pump / Generator Drive Belt Tension
Inspection and Adjustment in Section 1J”.
4) Connect negative (–) cable to battery.
CKP Sensor InspectionS7RS0B1306015
Visual check
• Check that O-ring is free from damage.
• Check that end face of sensor and signal pulley tooth are free from any metal particles and damage.
Performance check 1) Remove metal particles on end face of CKP sensor, if any.
2) Arrange 12 V battery (1) and connect its positive terminal to “Vin” terminal (2) and negative terminal to
“Ground” terminal (3) of sensor. Then using
ohmmeter, measure resistance between “Vout”
terminal (4) of sensor and negative terminal of
battery by passing magnetic substance (iron) (5)
while keeping approximately 1 mm (0.03 in.) gap
with respect to end face of CKP sensor.
If resistance does not vary as specified below,
replace CKP sensor.
CKP sensor resistance
Resistance varies from less than 220 Ω (ON) to
infinity (OFF) or from infinity (OFF) to less than 220
Ω (ON)
2
1
I6RS0C130006-01
(a)
I4RS0A130007-01
I3RB0A130006-01
I4RS0B130017-01

Downloaded from www.Manualslib.com manuals search engine 1C-10 Engine Electrical Devices:
Knock Sensor Removal and InstallationS7RS0B1306016
Removal1) Disconnect negative (–) cable at battery.
2) Hoist vehicle.
3) Remove right side drive shaft referring to “Front Drive Shaft Assembly Removal and Installation in
Section 3A”.
4) Disconnect knock sensor connector (1).
5) Remove knock sensor (2) from cylinder block.
Installation
Reverse removal procedure for installation.
Tightening torque
Knock sensor (a): 22 N· m (2.2 kgf-m, 16.0 lb-ft)
Main Relay, Fuel Pump Relay and Starting Motor
Control Relay Inspection
S7RS0B1306017
1) Disconnect negative (–) cable at battery.
2) Remove main relay (1), fuel pump relay (3) and/or
starting motor control relay (2) from individual circuit
fuse box No.1.
3) Check that there is no continuity between terminal “C” and “D”. If there is continuity, replace relay.
4) Connect battery positive (+ ) terminal to terminal “B”
of relay. Connect battery negative (–) terminal to
terminal “A” of relay. Ch eck for continuity between
terminal “C” and “D”. If t here is no continuity when
relay is connected to the battery, replace relay.
1 2, (a)
I3RB0A130007-01
"D"
"B" "A"
"C"
2
1
3
I4RS0A130014-01

Downloaded from www.Manualslib.com manuals search engine Engine Electrical Devices: 1C-11
MAF and IAT Sensor On-Vehicle InspectionS7RS0B1306018
NOTE
Before performed this inspection, be sure to
read the “Precautions of ECM Circuit
Inspection in Section 1A”.

1) Disconnect negative (–) cable at battery.
2) Disconnect MAF and IAT sensor connector.
3) Connect voltmeter to “BLK/RED” wire terminal (2) of
MAF and IAT sensor connector (1) disconnected and
ground.
4) Turn ON ignition switch position and check that voltage is battery voltage.
If not, check if wire harness is open or connection is
poor.
5) Turn OFF ignition switch position and connect connector to MAF and IAT sensor.
6) Remove ECM from its bracket referring to “ECM Removal and Installation”.
7) Connect special tool between ECM and ECM connector referring to “Inspection of ECM and Its
Circuits in Section 1A”.
8) Turn ON ignition switch position and check MAF signal voltage between “C37-26” terminal circuit and
“C37-27” terminal circuit of special tool.
MAF signal voltage between “C37-26” terminal
circuit and “C37-27” termi nal circuit of special
tool
MAF signal voltage of MAF and IAT sensor with
ignition switch turned ON: 0.5 – 1.0 V
9) Start engine and check that voltage is lower than 5 V and it rises as engine speed increases.
MAF signal voltage between “C37-26” terminal
circuit and “C37-27” termi nal circuit of special
tool
MAF signal reference voltage of MAF and IAT
sensor at specified Idle speed: 1.3 – 1.8 V 10) If check result is not as
specified above, cause may
lie in wire harness, connec tor connection, MAF and
IAT sensor or ECM.
MAF and IAT Sensor Removal and InstallationS7RS0B1306019
CAUTION!
• Do not disassemble MAF and IAT sensor.
• Do not expose MAF and IAT sensor to any shock.
• Do not clean MAF and IAT sensor.
• If MAF and IAT sensor has been dropped, it should be replaced.
• Do not blow compressed air by using air gun or the like.
• Do not put finger or any other object into MAF and IAT sensor. Malfunction may
occur.

Removal
1) Disconnect negative (–) cable at battery.
2) Disconnect MAF and IAT sensor connector.
3) Remove air cleaner case (1).
4) Remove MAF and IAT sensor (2) from air cleaner case.
Installation
Reverse removal procedure noting the followings.
• Tighten MAF and IAT sensor screws to specified torque.
Tightening torque
MAF and IAT sensor screw (a): 1.5 N·m (0.15 kgf-
m, 1.1 lb-ft)
• Connect MAF and IAT sensor connector securely.
1. ECM
I3RB0A130009-01
“C37-27” “C37-26” 1
I4RS0A130009-01
1
2
I4RS0A130010-01
(a)
I4RS0A130011-01

Downloaded from www.Manualslib.com manuals search engine 1C-12 Engine Electrical Devices:
MAF and IAT Sensor InspectionS7RS0B1306020
CAUTION!
Do not heat up MAF and IAT sensor more
than 100 °C (212 °F). Otherwise, MAF and IAT
sensor will be damaged.

• Check sensor O-ring (1) for damage and deterioration. Replace as necessary.
• Blow hot air to temperature sensing part (2) of MAF and IAT sensor (3) using hot air drier (4) and measure
resistance between sensor terminals while heating air
gradually.
If measured resistance does not show such
characteristic as shown, replace MAF and IAT sensor.
IAT sensor resistance
–20 °C (–4 °F): 13.6 – 18.4 k Ω
20 °C (68 °F): 2.21 – 2.69 k Ω
60 °C (140 °F): 0.493 – 0.667 k Ω
Electric Load Current Sensor On-Vehicle
Inspection
S7RS0B1306021
Using SUZUKI Scan Tool
1) Connect scan tool to DLC with ignition switch turned OFF.
2) Check “Battery Current” displayed on scan tool at following condition.
Battery current
Ignition switch ON: 6.5 – 7.5 A
Ignition switch ON, headlight ON: 18.6 – 19.1 A
Ignition switch ON, headlight ON and blower
motor switch is HI position: 27.1 – 27.6 A
Engine running at idle speed, headlight ON,
blower motor switch is HI position and rear
defogger switch ON: 38.1 – 41.7 A
If check result is satisfactory, electric load current sensor
is in good condition.
If check result is not satisf actory, check the following
parts and circuit.
• Electric load current sensor circuit (power, ground and output)
• Following charging system components
– Battery (refer to “Battery Inspection in Section 1J”)
– Generator (refer to “Generator Inspection in Section 1J”)
– Generator output control ci rcuit (refer to “Generator
Test (Undercharged Battery Check) in Section 1J”)
– Generator field coil monitor circuit (refer to “Generator Inspection in Section 1J”)
If electric load current sensor circuit and charging
system is in good condition, electric load current sensor
(1) is faulty.
[A]: Lower limit [D]: Resistance
[B]: Nominal [E]: Temperature
[C]: Upper limit 5. Temperature gauge
200
6832104 140 17640 60 80
(2.45)
(0.58)
1
2
3
4 5
[A] [B]
[E]
[C]
[D]
I4RS0A130012-01
2. Main fuse box
2
1
I5RS0C130001-01

Downloaded from www.Manualslib.com manuals search engine Engine Mechanical: 1D-4
Targeted Timing Varying Operation
Diagnostic Information and Procedures
Compression CheckS7RS0B1404001
Check compression pressure on all 4 cylinders as
follows:
1) Warm up engine to normal operating temperature.
2) Stop engine after warming up.
NOTE
After warming up engine, place transaxle
gear shift lever in “Neutral”, and set parking
brake and block drive wheels.

3) Disconnect negative cable at battery.
4) Remove engine cover.
5) Remove air cleaner assembly and air suction hose referring to “Air Cleaner Components”.
6) Remove cylinder head upper cover.
7) Disconnect ignition coil couplers (1).
8) Remove ignition coil assemblies (2) with high- tension cord (3).
9) Remove all spark plugs.
10) Disconnect fuel injector wires (4) at the coupler. Driving condition Valve timing Target of control Effect
Engine running at idle
speed Most retardedTo shorten the valve opening overlap in
order to prevent the exhaust gas
counterflow to in
take manifold. Stabilization of the engine
rotation at idle speed.
Average engine load
range To the advanced
sideTo lengthen the valve opening overlap
in order to enhance the internal
exhaust gas recirculation and reduce
the pumping loss. Improvement of the fuel
efficiency.
Lowering of the exhaust
emission.
Light engine load
range To the retarded sideTo shorten the valve opening overlap in
order to prevent the exhaust gas
counterflow to in
take manifold. Keeping of the engine stability.
Low or average
engine speed range
with heavy engine
load To the advanced
side
To advance the closing timing of the
intake valve in order to improve the
volumetric efficiency. Improvement of generating the
engine torque at low and
average engine speed.
High engine speed
range with heavy
engine load To the retarded sideTo retard the closing timing of the
intake valve in order to improve the
volumetric efficiency. Improvement of generating the
engine power.
Low engine coolant
temperature Most retardedTo shorten the valve opening overlap in
order to prevent the exhaust gas
counterflow to intake manifold and
reduce the fuel increasing.
To slow the fast idle speed of the
engine as a result of stabilizing the
engine idling. Stabilization of the fast idling of
the engine.
Improvement of the fuel
efficiency.
At engine starting and
stopping Most retardedTo shorten the valve opening overlap in
order to prevent the exhaust gas
counterflow to in
take manifold. Improvement of start ability.I2RH0B140003-01

Downloaded from www.Manualslib.com manuals search engine 1D-5 Engine Mechanical:
11) Connect negative cable at battery.
12) Install special tools (Compression gauge) into spark plug hole.
Special tool
(A): 09915–64512
(B): 09915–64530
(C): 09915–67010
13) Disengage clutch (1) (to lighten starting load on engine) for M/T vehicle, and depress accelerator
pedal (2) all the way to make throttle fully open.
14) Crank engine with fully charged battery, and read the highest pressure on compression gauge.
NOTE
• For measuring compression pressure, crank engine at least 250 r/min. by using
fully charged battery.
• If measured compression pressure is lower than limit value, check installation
condition of special tool. If it is properly
installed, possibility is compression
pressure leakage from where piston ring
and valve contact.

Compression pressure
Standard: 1400 kPa (14.0 kg/cm2, 199.0 psi)
Limit: 1100 kPa (11.0 kg/cm2, 156.0 psi)
Max. difference between any two cylinders: 100
kPa (1.0 kg/cm
2, 14.2 psi) 15) Carry out Steps 12) through 14) on each cylinder to
obtain 4 readings.
16) Disconnect negative cable at battery.
17) After checking, install spark plugs and ignition coil assemblies (2) with high-tension cord (3).
18) Connect ignition coil couplers (1).
19) Connect fuel injector wires (4) at the coupler.
20) Install cylinder head upper cover.
21) Install air cleaner assembly and air suction hose referring to “Air Cleaner Components”.
22) Install engine cover.
23) Connect negative cable at battery.
Engine Vacuum CheckS7RS0B1404002
The engine vacuum that develops in the intake line is a
good indicator of the condition of the engine. The
vacuum checking procedure is as follows:
1) Warm up engine to normal operating temperature.
NOTE
After warming up engine, be sure to place
transaxle gear shift lever in “Neutral”, and set
parking brake and block drive wheels.

2) Stop engine and turn off the all electric switches.
3) Remove engine cover.
4) Remove air cleaner assembly and air suction hose referring to “Air Cleaner Components”.
5) Remove PCV hose (1) from PCV valve (2).
(A)
(C)
(B)
I3RH0B140009-01
I2RH0B140005-01
I2RH0B140003-01
2
1
I6RS0B141001-01

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Air Cleaner Element Inspection and CleaningS7RS0B1406003
Inspection
Check air cleaner element for dirt. Replace excessive
dirty element.
Cleaning
Blow off dust by compressed air from air outlet side of
element.
Cylinder Head Cover Removal and InstallationS7RS0B1406004
Removal1) Disconnect negative cable at battery.
2) Remove air cleaner assembly and air suction hose referring to “Air Cleaner Components”.
3) Remove cylinder head upper cover.
4) Disconnect ignition coil couplers (1).
5) Remove ignition coil assemblies (2) with high- tension cord (3).
6) Remove wire harness clamp from cylinder head cover.
7) Remove oil level gauge (1).
8) Disconnect PCV hose (2) from PCV valve (3) and disconnect breather hose (4) from cylinder head
cover.
9) Remove cylinder head cove r mounting bolts in such
order as indicated in the figure. 10) Remove cylinder head cover (1) with cylinder head
cover gasket (2).
Installation 1) Install new cylinder head cover gasket (2) to cylinder
head cover (1) as shown in figure.
I2RH0B140150-01
I2RH0B140032-01
I2RH0B140033-01
I6RS0B141004-01
I6RS0B141005-01

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.
I2RH0B140036-01
I2RH0B140037-01
I3RH0B140016-01

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Throttle Body On-Vehicle InspectionS7RS0B1406006
Check electric throttle body assembly referring to
“Throttle Valve Operation Check” and “Electric Throttle
Body Assembly Operation Check” under “Electric
Throttle Body Assembly On-Vehicle Inspection in
Section 1C”.
Electric Throttle Body Assembly Removal and
Installation
S7RS0B1406007
CAUTION!
Never disassemble electric throttle body.
Disassembly will spoil its original
performance. If faulty condition is found,
replace it with new one.

NOTE
After replacing electric throttle body
assembly, perform calibration of throttle
valve referring to “Electric Throttle Body
System Calibration in Section 1C”.

Removal
1) Disconnect negative cable at battery.
2) Drain coolant referring to “Cooling System Draining in Section 1F”.
3) Remove air cleaner assembly referring to “Air Cleaner Components”.
4) Detach EVAP canister and purge valve chamber, and remove air cleaner outlet hose.
5) Disconnect engine coolant hoses (1) and breather hose (2) from electric throttle body assembly (3).
6) Disconnect connector (4) from electric throttle body assembly.
7) Remove electric throttle body assembly from intake
manifold. Installation
1) Clean mating surfaces and install new throttle body gasket (1) to intake manifold.
2) Install electric throttle bo dy assembly (1) to intake
manifold.
3) Connect connector (2) to electric throttle body assembly securely.
4) Connect engine coolant hoses (3) and breather hose (4) to electric thrott le body assembly (1).
5) Install air cleaner assembly referring to “Air Cleaner
Components”.
6) Install EVAP canister and purge valve chamber and air cleaner outlet hose.
7) Refill coolant referring to “Cooling System Flush and
Refill in Section 1F”.
8) Connect negative cable at battery.
2
4
3
1I4RS0B140004-02
1
I6RS0C140013-02
4
2
1
3I4RS0B140006-01

Downloaded from www.Manualslib.com manuals search engine 1D-17 Engine Mechanical:
Engine Assembly Removal and InstallationS7RS0B1406011
NOTE
After replacing electric throttle body
assembly, perform calibration of throttle
valve referring to “Electric Throttle Body
System Calibration in Section 1C”.

Removal1) Relieve fuel pressure according to “Fuel Pressure Relief Procedure in Section 1G”.
2) Disconnect negative and pos itive cable at battery.
3) Remove battery and tray.
4) Remove engine hood after disconnecting windshield washer hose.
5) Remove right and left side engine under covers.
6) Remove A/C compressor belt by referring to “Compressor Drive Belt Remo val and Installation in
Section 7B” or “Compressor Drive Belt Removal and
Installation in Section 7B”.
7) Drain engine oil, transaxle oil and coolant.
8) Remove cowl top plate referring to “Cowl Top Components in Section 9K”.
9) Remove air cleaner assembly referring to “Air Cleaner Components”.
10) With hose connected, detach A/C compressor from its bracket (A/C model) referring to “Compressor
Assembly Removal and Installation in Section 7B” or
“Compressor Assembly Removal and Installation in
Section 7B”.
CAUTION!
Suspend removed A/C compressor at a place
where no damage will be caused during
removal and installation of engine assembly.

11) Remove intake manifold rear stiffener (1) from intake manifold and cylinder block. 12) Disconnect the following electric wires:
• MAP sensor (1)
• ECT sensor (2)
•EGR valve (3)
• CMP sensor (4)
• Electric throttle body assembly (5)
• Ignition coil assembly (6)
• Injectors (7)
• Heated oxygen sensor No. 2 (8) and No. 1 (9)
• Oil control valve (10)
• Engine oil pressure switch (11)
• CKP sensor (12)
• Knock sensor (13)
• Back up light switch (14)
• Generator (15)
• Starting motor (16)
• Ground terminal (17) from intake manifold
• Battery ground terminal (18) from exhaust manifold
• Battery ground cable (19) from transaxle
• Magnet clutch switch of A/C compressor (A/C model)
• Each wire harness clamps
• Output shaft speed sensor (VSS) (34) (A/T model)
• Solenoid valve (33) (A/T model)
• Transmission range sensor (32) (A/T model)
• Input shaft speed sensor (31) (A/T model)
13) Remove fuse box from its bracket.
14) Disconnect the following cables: • Gear select control cable (23) (M/T model)
• Gear shift control cable (24) (M/T model)
• A/T select cable (A/T model)
15) Disconnect the following hoses: • Brake booster hose (26) from intake manifold
• Radiator inlet and outlet hoses (20) from each pipe
• Heater inlet and outlet hoses (21) from each pipe
• Fuel feed hoses (22) from fuel feed pipe
• EVAP canister purge valve hose (30) from purge pipe
• A/T fluid cooler hoses (A/T model)
16) With hose connected, detach clutch operating cylinder (25). (M/T model)
CAUTION!
Suspend removed clutch operating cylinder
at a place where no damage will be caused
during removal and installation of engine
assembly.

1
I6RS0B141014-01