Tests DP: Vehicle Speed Sensor/Transfer Case Speed Sensor

NOTE
This Pinpoint Test is intended to diagnose the following:
- Vehicle Speed Sensor (VSS)
- Transfer Case Speed Sensor (TCSS)
- Harness circuits: VSS + and VSS -
- Harness circuits: TCSS and SIGRTN
- Powertrain Control Module (PCM)

Pinpoint Test Schematic and Connectors

2.5L (MTX) Contour/Mystique/Cougar (VSS):

2.0L (MTX) Contour/Mystique/Cougar (VSS):

4.2L F-150 4X4 Manual Shift-on-the Fly (TCSS):

4.6L5.4L F150/F250 4X4 Manual Shift-on-the Fly (TCSS):

All Others (VSS):

Pinpoint Tests