Suzuki Liana RH413, Service Manual

Page: 124 / 1302

1A-73 Engine General Information and Diagnosis:
3 Check ignition system
1) Remove spark plugs and check them.
If abnormality is found, adjust, clean or replace.
• Air gap “a”: 1.0 – 1.1 mm (0.040 – 0.043 in.)
• Carbon deposits / Insulator damage / Plug type
2) Disconnect all injector connectors.
3) Connect spark plugs to high tension cords and then
ground spark plugs.
4) Crank engine and check that each spark plug sparks.
Are above check results satisfactory?
Go to Step 4. Check ignition system
parts.
4 Check fuel pressure
1) Release fuel pressure from fuel feed line.
2) Install fuel pressure gauge.
3) Check fuel pressure.
Fuel pressure specification
With fuel pump operating and engine at stop: 270 –
310 kPa, 2.7 – 3.1 kg/cm
2
, 38.4 – 44.0 psi
At specified idle speed: 270 – 310 kPa, 2.7 – 3.1 kg/
cm
2
, 38.4 – 44.0 psi
Is measured value as specified?
Go to Step 5. Go to “Fuel Pressure
Check”.
Step Action Yes No
IYSQ01181012-01
I2RH0B110038-01