Suzuki 2006 SX4, Service Manual

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1H-6 Ignition System:
Repair Instructions
Spark Plug Removal and Installation
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Removal
1) Remove ignition coil assemblies referring to “Ignition
Coil Assembly (Including ignitor) Removal and
Installation”.
2) Remove spark plugs.
Installation
1) Install spark plugs and tighten them to specified
torque.
Tightening torque
Spark plug: 25 N·m (2.5 kgf-m, 18.0 lb-ft)
2) Install ignition coil assemblies referring to “Ignition
Coil Assembly (Including ignitor) Removal and
Installation”.
Spark Plug Inspection
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Inspect spark plug for the following:
• Electrode wear
• Carbon deposits
• Insulator damage
If any abnormality is found, adjust air gap, clean with
spark plug cleaner or replace them with specified new
plugs.
Spark plug air gap “a”
: 1.0 – 1.1 mm (0.040 – 0.043 in.)
Spark plug type
NGK: BKR6E-11 (Nickel)
Ignition Coil Assembly (Including ignitor)
Removal and Installation
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Removal
1) Disconnect negative cable at battery.
2) Remove air cleaner case referring to “Air Cleaner
Assembly Removal and Installation in Section 1D”.
3) Disconnect ignition coil coupler.
4) Remove ignition coil bolts (1), and then pull out
ignition coil assembly (2).
Installation
1) Install ignition coil assembly (2).
2) Tighten ignition coil bolts (1) to specified torque, and
then connect ignition coil coupler.
Tightening torque
Ignition coil bolt (a): 6.5 N·m (0.65 kgf-m, 5.0 lb-
ft)
3) Install air cleaner case referring to “Air Cleaner
Assembly Removal and Installation in Section 1D”.
4) Connect negative cable to battery.
Ignition Coil Assembly (Including ignitor)
Inspection
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Check ignition coil assembly for the following:
• Damage
• Deterioration
• Terminal for corrosion
If any abnormality is found, replace ignition coil
assembly.
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