Injector Electrical Harness Test - Mercury 150 EFI Service Manual

Injector Electrical Harness Test

An injector load test can be performed using the Digital Diagnostic Terminal (DDT). An au-
dible click will be heard each time an injector is activated. If an injector does not respond
to the load test, an ohm test can be made on the harness and the injector(s).
a -
#1 Cylinder – RED + BRN Leads
#2 Cylinder – RED + WHT Leads
#3 Cylinder – RED + ORG Leads
#4 Cylinder – RED + YEL Leads
#5 Cylinder – RED + LT. BLUE Leads
#6 Cylinder – RED + PUR Leads
90-883728 JULY 2001
a
Injector Harness
Injector Resistance
58886
12.3 ohms 0.5 ohms
FUEL INJECTION
Page 3B-29