190-Pin PCM
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.
TABLE 1 - 190-PIN PCM POWER AND GROUNDS
| Function | Description | Connector/Pin (Focus) | Connector/Pin (F-Series and Mark LT) | Connector/Pin (All Others) |
|---|---|---|---|---|
| VPWR | Voltage input to module | B67, B68 | B51, B52, B53 | B51, B52, B53 |
| PWRGND | Power ground | B69, B70 | B67, B68, B69, B70 | B67, B68, B69, B70 |
| CSEGND | Case ground | B50 | B66 | B66 |
| SIGRTN | Signal return | B58, E64, T40 | B58, E58, T43 | B58, E58 |
| VREF | 5.0-volt reference | B52, B66, E63 | B29, E57 | B29, B64 |
| KAPWR | Keep alive power | B62 | B54 | B54 |