Test DP - Introduction: Notes
NOTE:
Perform this test when Code 29 is displayed during QUICK TESTS or when directed here by TEST TC.
NOTE:
This TEST is intended to diagnose the following:
- VSS harness circuits
- Vehicle Speed Sensor (VSS)
- ECA
TEST PIN WIRE COLOR IDENTIFICATION
| Application | Wire Color | |
|---|---|---|
| Pin 3, VSS DIF (+) | ||
| 3.0L (Aerostar) & 4.0L (Aerostar & Ranger) | Dark Green/White | |
| 4.9L & 5.0L (F-Series & Bronco), 5.0L (F-Series & Bronco), 5.8L (F-Series & Bronco w/E40D), 5.8L (E-Series Van), 7.3L (F-Series w/E40D), 7.5L PFI (F-Series) | Gray/Black | |
| All Others | Dark Green/White | |
| Pin 4, VSS DIF (-) | ||
| 4.0L (Aerostar & Ranger) | Black/Yellow | |
| 4.9L & 5.0L (F-Series & Bronco), 5.0L (F-Series & Bronco), 5.8L (F-Series & Bronco w/E40D), 5.8L (E-Series Van), 7.3L (F-Series w/E40D), 7.5L PFI (F-Series) | Pink/Orange | |
| All Others | Orange/Yellow | |