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db91: Check EEC-IV Harness
Steps _Still in Key On Engine Off Continuous Monitor Mode
_Observe VOM or STAR LED for a fault indication while performing the following:
_Referring to the illustration, grasp the harness closest to the sensor connector. Wiggle, shake or bend a small section of the EEC-IV system harness while working your way to the dash panel. Also wiggle, shake or bend the EEC-IV harness from the dash panel to the processor.
Result Is a fault indicated?
Direction YES

Isolate fault and service as necessary Clear Continuous Memory Code 54. Refer to Appendix in Section 16. Rerun Quick Test.

NO

GO to Continue


ACT Information:
ComponentAir Charge Temperature Sensor
DescriptionThe ACT provides the EEC with mixture (air and fuel) temperature information. The ACT is used both as a density corrector to airflow calculation and to proportion the cold enrichment fuel flow.
LocationThreaded into the lower intake manifold.
Wire ColorsBlack with White stripe
Pink with Black stripe
Imagehttp://www.tbirdheritage.com/turbocoupe/articles/