Suzuki GA413 Service Manual page 938

6F-6 IGNITION SYSTEM
ON-VEHICLE SERVICE
IGNITION SPARK TEST
1) Place transmission gear shift lever in " Neutral", set parking
2) Disconnect injector couplers and ignition coil couplers.
3) Remove spark plugs and check them for condition and type.
4) If OK, connect ignition coil couplers to ignition coil and connect
5) Crank engine and check if all spark plugs spark normally.
6) After checking, install spark plugs and ignition coils.
7) Connect injector couplers.
1. Ignition coil assembly
2. High-tension cord
IGNITION COIL ASSEMBLY (INCLUDING IG-
NITOR)
1) Disconnect negative cable at battery.
2) Disconnect high-tension cords from ignition coil assembly.
3) Remove bolts and pull out ignition coil assemblies from cylinder
4) Measure secondary coil for resistance.
5) Install ignition coil assemblies to cylinder head and connect
1. Ignition coil assembly
brake, and block drive wheels.
WARNING:
If the injector couplers are not disconnected, com-
bustible gas will come out of the spark plug holes dur-
ing this test and the vehicle can get fire .
spark plugs to ignition coil or high-tension cord. Ground spark
plugs.
If the spark plugs do not spark normally (no spark or abnormal
spark), inspect the related parts as described under "Diagno-
sis".
head cover.
Secondary coil resistance ( " a" – " b"):
11.1 – 15.0 kW at 205C, 685F
If resistance is out of specification, replace ignition coil assem-
bly.
high-tension cords to ignition coil assemblies. Connect nega-
tive cable to battery.