PINPOINT TEST DS: Air Conditioning Pressure (ACP) Transducer Sensor: Introduction
This pinpoint test is intended to diagnose the following:
- ACP transducer sensor (19D594)
- harness circuits: ACP, VREF, SIGRTN
- powertrain control module (PCM) (12A650)
| Pin | Circuit |
|---|---|
| 3 | ACP (Air Conditioning Pressure) |
| 1 | SIGRTN (Signal Return) |
| 2 | VREF (Reference 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 | B51 B67 B37 |
VPWR PWRGND ACP |
| Expedition, Navigator |
140 Pin | B51 B67 B19 |
VPWR PWRGND ACP |
| F-150 | 190 Pin | B51 B67 B10 |
VPWR PWRGND ACP |
| Five Hundred, Freestyle, Montego |
150 (50-50-50) Pin | B35 B47 B26 |
VPWR PWRGND ACP |
| Freestar/Monterey | 104 Pin | 71 103 86 |
VPWR PWRGND ACP |
| Fusion, Milan, MKZ |
140 Pin | B51 B67 B63 |
VPWR PWRGND ACP |
| All other vehicles | 170 Pin | B35 B47 B26 |
VPWR PWRGND ACP |