Test Kc - Introduction
NOTE:
Perform this test when Code 44, 45, 46, 81, 82 or 94 is displayed during QUICK TEST or when directed here by other test procedures. This test is intended to diagnose only the following systems or components:
- AM1 or AM2 solenoid valve assembly
- Harness circuits (AM1/AM2, VPWR)
- Vacuum supply
- ECA
NOTE:
To prevent replacement of good components, be aware that the following non-EEC related areas may be at fault: thermactor air system drive belt, air pump or valve.
TEST PIN WIRE COLOR IDENTIFICATION
| Application (Test Pin No.) | Wire Color | |
|---|---|---|
| Pin 11 or 32, AM2 | ||
| 4.9L, 5.0L, 5.8L & 7.5L Bronco & F-Series | Brown | |
| 4.9L, 5.0L, 5.8L & 7.5L E-Series | White/Black | |
| Pin 38 or 51, AM1 | ||
| 4.9L, 5.0L, 5.8L & 7.5L Bronco & F-Series | White/Orange | |
| 4.9L, 5.0L, 5.8L & 7.5L E-Series | White/Red | |