Code/Test Menu (KOEO)

1985 Ford Bronco 5.8 G, Standard, TODSECTION Code/Test Menu (KOEO)
WARNING: This page is about a different car, the 1986 Ford Aerostar. However, it is still accessible from the selected car via links, so may be relevant.
KEY ON/ENGINE OFF CIRCUIT TEST MENU

Code No. Go To: Circuit Test No. (Step No.)
15 HH (11)
21 F (1)
22 G (1)
23 I (1)
24 D (1)
31 E (2)
51 F (4)
53 I (3)
54 D (5)
61 F (6)
63 I (6)
64 D (7)
67 M (1)
68 Y (1)
81, 82 V (8)
83 E (15)
84 E (15)
85 W (4)
87 AA (5)
88 Z (6)
89 DD (1)
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.