Operation CHARM
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Mercury Truck
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1995
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Villager V6-181 3.0L SOHC
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Repair and Diagnosis
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Powertrain Management
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Ignition System
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Testing and Inspection
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Pinpoint Tests
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IGN Tests
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IGN1 - Check Firing Order
IGN1 - Check Firing Order
^
Inspect the routing of the spark plug wires.
^
Make sure the wires follow the
firing order
1-2-3-4-5-6.
^
Is
firing order
OK?
YES --
Go to IGN2.
IGN2 - Test Spark At Plugs
NO --
SERVICE as required.