Powerhead
90-8M0050731 MAY 2011 Page 4A-27
!
CAUTION
Failure to release pressure from the fuel system will result in fuel spraying out, which can cause a fire or explosion. Allow the
engine to cool completely and release all fuel pressure before servicing any part of the fuel system. Always protect eyes and
skin from pressurized fuel and vapors.
1. Disconnect both battery leads from the battery.
2. Install the fuel/air pressure gauge kit. Relieve the fuel pressure into an appropriate container.
a - Fuel/air pressure gauge kit
b - Fuel pressure test valve
Dual Fuel/Air Pressure Gauge Kit 91‑881834A 1
Digital Pressure Meter 91‑892651A01
3. Remove the coolant hose between the port fuel rail and air compressor.
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