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EEC-IV Diagnosis By Symptom

EEC-IV DIAGNOSIS BY SYMPTOM

Symptom Application Circuit Test
A/C Compressor Runs Continuously 2.3L KM - Step 35)
A/C Does Not Cut Off During WOT Models With IRCM X - Step 56)
A/C Does Not Cut Off During WOT Models Without IRCM KM - Step 15)
A/C Not Functioning Models With IRCM X - Step 50)
A/C Not Functioning Models Without IRCM KM - Step 1)
Black Exhaust Smoke All Models H - Step 1)
CHECK ENGINE/CHECK DCL Light On Continental ML - Step 25)
CHECK ENGINE Light Always On (1) All Models ML - Step 1)
CHECK ENGINE Light Flashing W/Erratic Idle (1) All Models ML - Step 15)
CHECK ENGINE Light Never On (1) All Models ML - Step 4)
CHECK ENGINE Light On Continental ML - Step 20)
CHECK ENGINE Light On Intermittently (1) All Models ML - Step 10)
Cooling Fan Does Not Operate Models With IRCM X - Step 18)
Cooling Fan Does Not Operate Models Without IRCM KF - Step 10)
Cooling Fan High Speed Always On Models With IRCM X - Step 40)
Cooling Fan High Speed Always On Models Without IRCM KF - Step 25)
Cooling Fan Low Speed Always On Models With IRCM X - Step 35)
Cooling Fan Low Speed Always On Models Without IRCM KF - Step 25)
Difficult Start Mustang 2.3L NB - Step 25)
Engine Detonates 1.9L, 2.3L OHC, 3.0L SHO, 3.8L SC & 4.6L KP - Step 5)
Engine Hesitates After Hot Restart All Models H - Step 21)
Engine Hesitation (1) All Models S - Step 2)
Engine Lacks Power Or Loses Power (1) Except Taurus 3.0L SHO S - Step 2)
Engine Lacks Power Or Loses Power Taurus 3.0L SHO KT - Step 6)
Engine Miss At Idle, Acceleration Or Cruise (1) All Models S - Step 2)
Engine Runs Rough At All Times (1) All Models S - Step 2)
Engine Stalls All Models S - Step 2)
Engine Stalls When Parking Models With PSPS FF - Step 3)
Engine Surge At Acceleration Or Cruise (1) All Models S - Step 2)
Engine Surge At Idle With A/C On (1) All Models KM - Step 30)
Erratic RPM (1) All Models S - Step 2)
Fuel Pump On Continuously Mark VII J - Step 22)
Gasoline Fumes Models With CANP KD - Step 1)
Incorrect Or No Shift Escort 1.9L & Tracer 1.9L TD - Step 7)
Low Idle With A/C On All Models KM - Step 43)
Shift Indicator Light Always On 1.9L & 2.3L HSC KL - Step 1)
Shift Indicator Light Always On 3.8L SC KL - Step 18)
Tachometer Not Functioning 3.0L SHO & 3.8L SC NB - Step 2)
(1) On models equipped with mass airflow system, ensure air induction and electrical connections areclean and tight.
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