Mercury 200 OptiMax Jet Drive Service Manual page 224

1. Connect the meter leads to the two direct injector pins. Replace the direct injector if the resistance is out of specification.
Red
Injector pin
2. Connect one meter lead to either injector pin and the other meter lead to the direct injector metal case. Replace the direct
injector if the resistance is out of specification.
Meter Test Leads
Red
Injector pin
DMT 2004 Digital Multimeter
90-8M0050731 MAY 2011
Winding resistance test
Meter Test Leads
Black
Injector pin
Short to metal case test
Black
Metal case
1.3
ON
OFF
10264
Meter Scale
Ω
O U . C H
ON
OFF
27185
Meter Scale
Ω
91‑892647A01
Direct Fuel Injection
Reading (Ω)
1.3 ± 0.3
Reading (Ω)
1000 Ω or greater
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