2) Low Pressure Test
6-3 PIEZO Injector Low Fuel Test
2
1
3
Low Pressure line
ECU
4
Normal Pressure :
3.5 ~4.5 bar
18
■ Set up
1. ① Before the Fuel filter, please fuel hose detached
and connect ② low pressure gauge as left picture.
2. To connect ③ hose to use fuel line.
※ For the low pressure fuel type, the fuel pressure
gauge should be connect before the fuel filter.
(Install : #24 LOW PRESSURE GAUGE CONNECTION TUBE )
3. ④ Connect the connection adapter with hose.(Install : #27)
4. Engine on (ignition on).
※ Check any fuel leaking.
4. Read the low pressure gauge. .
■ Judgment
1. E/G Idle RPM should be maintain at normal condition.
2. Check any fuel leaking again and again
3. Based on the below table, to judge the low pressure line.
3) Injector Return Measurement
※ Please refer to the CIT P-100 shop manual.
Low Pressure
return
line
Engine Idle Test
Fuel line measurement
2
1
2
1
2