Suzuki Wagon R Manual page 3953

6F4-2 IGNITION SYSTEM (Z10XEP AND Z12XEP ENGINES)
Precautions on Ignition System Service
• During all operations in the engine compartment, remember that the ventilator can switch on - risk of injury.
• Never touch high-voltage live components (e.g. ignition system) with the engine running is prohibited – can
be fatal.
• Before operations involving a risk of electrical short circuit, the ground cable must be disconnected from the
battery. This also applies if electrical welding is performed on the vehicle.
• Ensure correct seating of battery terminals.
• Wiring harnesses and wiring troughs which are released or removed during repair work must be refastened
in their original positions using genuine Aftersales parts (cable ties, clips, wiring trough brackets, etc.).
• The components of the engine are sensitive to shock and must not be installed if damaged. This applies in
particular to the throttle valve body as severe malfunctions may be result if damaged, e.g. by being dropped.
Ignition System Diagnosis
For ignition system diagnosis, refer to each cylinder ignition coil test under "B–05, Complaint: Engine Start" in
Section 6-4.
Spark Plugs Removal and Installation
Removal
1) Remove ignition module referring to "Ignition Module Removal and Installation" in this section.
2) Remove spark plugs.
Installation
1) Install spark plugs and torque them to specification.
Tightening torque
Spark plug: 25 N·m (2.5 kg-m, 18.0 lb-ft)
2) Install ignition module referring to "Ignition Module Removal and Installation" in this section.
General Description
Diagnosis
On-Vehicle Service