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Home >> Lincoln >> 1988 >> Mark VII LSC >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> 5.0L EEC IV Tests W/Codes >> Quick Test >> Symptom/Test Menu

Symptom/Test Menu

DIAGNOSIS BY SYMPTOM (SYMPTOM-TO-CIRCUIT TEST MENU)

Symptom Circuit Test No. (Step No.)
Runs Rough, Misses, Stalls, Lacks Power, Rough Idle, Surges, Stalls in Self Test D20  (1)
A/C Stays On During WOT D7  (8)
A/C Not Functioning D7  (1)
Low Idle With A/C on B13  (10)
High Idle In Drive (Auto. Trans.) B13  (11)
Shift Indicator Light Always/Never On D6  (1)
"CHECK ENGINE" Light Always On D11  (1)
"CHECK ENGINE" Light Never On D11  (2)
Stumble After Hot Restart C1  (18)
Fuel Pump Runs With Engine Off C2  (13)
Gasoline Fumes In Engine Compartment D4  (1)