Direct Fuel Injection
Page 3B-26 90-8M0050731 MAY 2011
IMPORTANT: The air pressure within the fuel rail must reach the air pressure specification to display the high‑pressure fuel
accurately.
a - Fuel/air pressure gauge
b - Fuel pressure test valve
High‑Pressure Fuel Specification
Pressure 751.5 ± 14 kPa (109 ± 2 psi)
Air Pressure Specification
Pressure 655 ± 14 kPa (95 ± 2 psi)
Digital Pressure Meter 91‑892651A01
Dual Fuel/Air Pressure Gauge Kit 91‑881834A 1
Fuel Pressure Gauge Kit 91‑881833A03
Air Compressor Pressure Test
Install the pressure gauge assembly to fuel rail pressure test valves. The fuel pressure and air pressure test valves are located
on the starboard rail.
4 0
2 0
6
0
8 0
1
0 0
1
2
0
1 4 0
1
6 0
4 0
2 0
6 0
8 0
1 0 0
1 2
0
1
4 0
1
6 0
a
b
16015
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