Service Manual

ISB, ISBe and QSB (Common Rail [...] Service Tools
Section 6 - Injectors and Fuel Lines - Group 06 Page 6-3
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Tool No. Tool Description Tool Illustration
3376859
Compuchek® Quick-Connect Coupling
This tool connects to the diagnostic fitting on the inlet to the fuel filter.
It is used when measuring inlet restriction when running the lift pump
and does not contain an orifice (EGR engines only).
4918298
Fuel System Leak Tester
Used to cut off injector fuel supply when diagnosing injector leakage
or malfunction. (Used on fuel rails with 18 mm threads).
4918295
Fuel Return Flow Hose Kit
Used to check fuel return flow from 12 mm banjo fitting connections.
4918324
Fuel Pressure Gauge Adapter Kit
Used to check fuel pressure/restriction at connections with 12 mm
banjo fittings. (Gauge must be purchased separately).
4918354
Fuel Return Flow Tester Kit
Used to check injector and HPCR pump drain flow.
4918433
Fuel Drain Hose
Used with 5/16 quick disconnect fittings male connector (hose
included in kit Part Number 4918354).
4918434
Fuel Drain Hose
Used with 5/16 quick disconnect fittings female connector (hose
included in kit Part Number 4918354).
4918413
12 mm Banjo Screw
12 mm banjo screw with 1/8 NPT pipe tap used to check fuel
pressure/restriction.