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Home >> Ford >> 1985 >> Ranger 2.3 E >> Repair and Diagnosis >> Engine Performance >> System >> 2.8L Feedback Carburetor Tests W/Codes >> Quick Test >> Code/Test Menus (KOEO)

Code/Test Menus (KOEO)

KEY ON-ENGINE OFF (KOEO) SELF-TEST RESULTS

On Demand Codes Continuous Codes Go To Test
11 11 TIMING CHECK 
Any 11 ON DEMAND CODES  Table
Any Any ON DEMAND CODES  Table
11 Any TIMING CHECK 
None None TEST D 
ON DEMAND CODES

Code Test to Perform
15 Replace ECA, retest
21 TEST E 
22 TEST F 
23 TEST G 
24 TEST M 
31 TEST DD 
52 TEST S 
51 TEST E  , step 6)
53 TEST G  , step 5)
54 TEST M  , step 7)
55 TEST Z 
61 TEST E  , step 8)
63 TEST G  , step 10)
64 TEST M  , step 9)
67 TEST N
68 TEST H  , Step 5)
81, 82 TEST O 
83, 84 TEST P 
85 TEST Q 
87 TEST R 
88 TEST S 
89 TEST CC 
Fig 1: Key On-Engine Off (KOEO) Code Format
G10159