119
Electrical and Ignition
Sensor and Circuit Tests
6
Isolate the faulty component. Check wiring and
connections. Repair or replace faulty wiring.
Knock Sensor Test
There are no tests for the knock sensor. If
Evin-
rude Diagnostics
reports Fault Code 7 or 8,
replace with a new sensor.
Make sure sensor retaining screw is tightened to a
torque of 14 to 16 ft. lbs. (19 to 22 N·m).
Knock Sensor Circuit Test
There are no tests for the knock sensor signal
wires. Use a digital multimeter with appropriate
test probe leads to measure sensor ground circuit
resistance.
Make sure the key switch is in the OFF position.
Connect the positive meter lead to the engine har-
ness connector wire listed in the table. Connect
the negative meter lead to engine ground.
1.
Engine harness connector (knock sensor)
009354
Knock Sensor Ground
Circuit Resistance
Wire
Pin
Result
GRAY/BLACK
A
< 1
Ω
1
Содержание E 250 L HO AG B
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Страница 277: ...Powerhead Powerhead Views 277 11 Front Frame Installed 009378...
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