Mercury 150 EFI User Manual

FUEL INJECTION
90-883728 JULY 2001 Page 3B-57
Fuel Pressure Regulator Removal
1. Disconnect boat battery from engine harness.
CAUTION
Fuel system must be bled off prior to removal of fuel system components.
NOTE: Use Fuel/Air Pressure Gauge 91-881834A1 to de-pressurize fuel system.
1. De-pressurize fuel system.
58874
a
91-881834A1
a-Fuel Pressure Port
2. Remove fuel regulator vent hose from pressure regulator.
3. Remove 2 screws securing regulator to separator and remove regulator.
58878
a
b
c
a-Fuel Pressure Regulator
b-Regulator Vent Hose
c-Screws

Mercury 150 EFI Specifications

General

Engine Type	4-stroke
Displacement	3.0L
Horsepower	150 HP
Fuel Induction System	Electronic Fuel Injection (EFI)
Alternator	60 amp / 756 watt
Gear Ratio	1.92:1
Cylinders	4
Starting	Electric
Warranty	3 years
Shaft Length	20", 25"
Weight	455 lbs
Full Throttle RPM Range	5000-5800 RPM