Suzuki Liana RH418, Supplementary Service Manual

Page: 39 / 371

Engine General Information and Diagnosis: 1A-26
13 Check ignition spark as follows:
1) Disconnect injector couplers.
2) Remove spark plugs and connect them to high tension
cords.
3) Ground spark plugs.
4) Crank engine and check if each spark plug sparks.
Is it in good condition?
Go to Step 14. Go to “Ignition System
Symptom Diagnosis in
Section 1H in related
manual”.
14 Check fuel injector for operation as follows:
1) Install spark plugs and connect injector connectors.
2) Using sound scope (1), check operating sound of each
injector (2) when cranking engine.
Was injector operating sound heard from all injectors?
Go to “Engine Symptom
Diagnosis”. Go to “Fuel Injector
Circuit Check”.
Step Action Yes No
I2RH0B110018-01