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2-1 INJECTION COMPARISON TEST ( LOW PRESSURE MODE )
1) LOW PRESSURE MODE TEST
1
3
2
Remove injectors and install the dummy injectors
on the Injector hole. Block the fuel return line of
injectors to prevent fuel leaking.
2
ECU
6
4
※ All the pipes must be cleaned
before installed .
( Clean it with an Air gun )
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.
5
Loosen
Flushing
Tighten
IG on or Cranking
Flushing : Crank the engine and find
the fuel leaks from the fitting area
for flushing purpose.
Tighten
Install Test Body
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