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1) LOW PRESSURE MODE TEST
LOW PRESSURE MODE TEST
1. Remove the injectors from the engine
2. ① Block the return line of injectors
3. ② Install the test pipes in the rail (4ea)
and Install Test Body in injectors.
4. Install the Back Leak ③ bottle in the Injectors
5. ④ Connect the injector control wire and
holding the housing with o-ring.⑤
6. Crank the engine until the injection amount up
to the target level.⑥
NOTE :
Rail pressure will be maintained 250~350bar
automatically by vehicle’s ECU. Thus, you don’t
need to use HP controller during the test.
2-1 INJECTION COMPARISON TEST ( LOW PRESSURE MODE )
ECU
※ All the pipes must be cleaned
before installed .
( Clean it with an Air gun )
Tighten
Loosen
Flushing
IG on or Cranking
Tighten
Flushing : Crank the engine and find
the fuel leaks from the fitting area
for flushing purpose.
Remove injectors and install the dummy injectors
on the Injector hole. Block the fuel return line of
injectors to prevent fuel leaking.
2
Install Test Body
1
2
3
4
5
6