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Home >> Ford >> 1985 >> Bronco 5.0 N, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> 2.3L/5.0L EFI Tests W/Codes >> Quick Tests >> Code/Test Menu (KOER)

Code/Test Menu (KOER)

KEY ON-ENGINE RUNNING (KOER) SELF-TEST RESULTS

On Demand Codes Proceed to Test
12 Test FF
13 Test K
16 Test D
21 Test E
22 Test F
23 Test G
24 Test M
25 Test U
31 Test DD
32, 33, 34 Test DD, step 9)
35 Test I, step 19)
41 Test I
42 Test J
43 Test I
44, 45, 46 Test O
47 Test J, step 14)
55 Test Z
58 Test H
72 Test F
73 Test G, step 14)
73, 75 Test EE
77 Test W
NOTE: If engine stalls while testing, proceed to Test D, step 10).