PINPOINT TEST KN: Variable Speed Electric Cooling Fan: Introduction
WARNING: This page does not describe the selected car, but rather 35 other vehicles, including the 2007 Mercury Mountaineer, 2007 Mercury Monterey, 2007 Mercury Montego, 2007 Mercury Milan, and 2007 Mercury Mariner. However, it is still accessible from the selected car via links, so may be relevant.
WARNING:
Crown Victoria Police Interceptor vehicles equipped with fire suppression system, refer to FIRE SUPPRESSION SYSTEM
article for Important Safety Warnings. Failure to follow these instructions may result in personal injury.
This pinpoint test is intended to diagnose the following:
- variable speed electric cooling fan (8T00)
- harness circuits: FCV, B+, GND
- powertrain control module (PCM) (12A650)
| Pin | Circuit |
|---|---|
| 4 | FCV (Fan Control Variable) |
| 2 | GND (Ground) |
| 1 | B+ (Battery Positive Voltage) |
Powertrain Control Module (PCM) Connector
For PCM connector views or reference values, refer to the REFERENCE VALUES article.
| Vehicle | Connector | Pin | Circuit |
|---|---|---|---|
| Edge, MKX |
190 Pin | E48 | FCV |
| Five Hundred, Freestyle, Montego |
150 (50-50-50) Pin | E14 | FCV |
| Fusion, Milan, MKZ |
140 Pin | B8 | FCV |
| All other vehicles | 170 Pin | E7 | FCV |