PINPOINT TEST KP: Charge Air Cooler (CAC) Pump: Introduction
WARNING: This page does not describe the selected car, but rather 31 other vehicles, including the 2008 Mercury Sable, 2008 Mercury Mountaineer, 2008 Mercury Milan, 2008 Mercury Mariner, and 2008 Mercury Grand Marquis. However, it is still accessible from the selected car via links, so may be relevant.
This pinpoint test is intended to diagnose the following:
- CAC pump relay (14B192)
- CAC pump (8501)
- harness circuits: CAC, VPWR and GND
- powertrain control module (PCM) (12A650)
Courtesy of FORD MOTOR CO.
| Pin |
Circuit |
| 2 |
GND (Ground) |
| 1 |
PUMPPWR (Pump Power) |
Courtesy of FORD MOTOR CO.
| Pin |
Circuit |
| 5 |
PUMPPWR (Pump Power) |
| 3 |
B+ (Battery Positive Voltage) |
| 2 |
CAC (Charge Air Cooler) |
| 1 |
VPWR (Vehicle Power) |
| Pin |
Circuit |
| E64 |
CAC (Charge Air Cooler) |