PINPOINT TEST TB: Transmission Control Switch (TCS)/ Transmission Control Indicator Lamp (TCIL): 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:
- TCS
- TCIL
- harness circuits: TCS and TCIL
- powertrain control module (PCM) (12A650)
For PCM connector views or reference values, refer to the REFERENCE VALUES article.
| Vehicle | Connector | Pin | Circuit |
|---|---|---|---|
| E-Series | 170 Pin | B43 B27 |
TCIL TCS |
| Edge, MKX, Sable, Taurus, Taurus X |
190 Pin | B16 | TCS |
| Escape/Mariner | 150 (50-50-50) Pin | B27 | TCS |
| F-150, Mark LT |
190 Pin | B45 | TCS |
| F-Super Duty | 170 Pin | B27 | TCS |
| Focus | 190 Pin | T30 | TCS |
| Fusion | 140 Pin | B16 | TCS |
| All other vehicles | 170 Pin | B29 | TCS |