Fuel Injection Pump Timing; Checking; Setting - Mercury MerCruiser D2.8L D-Tronic Service Manual

SERVICE MANUAL NUMBER 22

Fuel Injection Pump Timing

Checking

On completely assembled and/or installed engines, and for the purpose of checking fuel
injection pump timing refer to instructions previously outlined and accomplish steps, in that
section, dealing with installation of crankshaft tool, graduated disc, positioning of crankshaft
and removal of parts to gain access to rear of fuel injection pump and vent screw.

Setting

1. Establish that the engine is on TDC of the Number One Cylinder.
2. Remove vent screw and sealing washer from rear of injection pump.
NOTE: Pump shown removed for visual clarity.
90-860074--1 FEBRUARY 2002
a - Injection Pump
b - Vent Screw With Sealing Washer
a
b
INJECTION PUMP
75409
Page 5D-23