mercury Workshop Repair Guides

Mercury Workshop Service and Repair Manuals

Pinpoint Tests - With A/C|Page 2048 > < Pinpoint Tests - With A/C|Page 2046
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Diagnosis Chart

1.9L Engine, MTX With A/C

Cooling Fan Controller Diagnosis

If it is suspected that the cooling fan controller is not operating properly, diagnosis of the controller can be performed by taking voltage/continuity
readings at the controller connector with the connector plugged into the controller. The readings should be made during the following three tests:

Test 1: Ignition Switch In OFF

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