Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
SYS.OK|MANUAL.DB● LIVE
HOMESERVICE MANUALSFORD1985BRONCO 5.8 G, STANDARD, TODREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 35 (2.3L EFI EEC IV TESTING)QUICK TESTSCODE/TEST MENU (KOEO)
1985 Ford Bronco 5.8 G, Standard, TOD
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 Ranger. However, it is still accessible from the selected car via links, so may be relevant.
KEY ON/ENGINE OFF (KOEO) SELF-TEST MENU
| Code No. | Circuit Test (Step No.) |
|---|---|
| 15 | CIRCUIT TEST HH (11) |
| 21 | CIRCUIT TEST F (1) |
| 22 | CIRCUIT TEST G (1) |
| 23 | CIRCUIT TEST I (1) |
| 24 | CIRCUIT TEST D (1) |
| 31 | CIRCUIT TEST E (2) |
| 51 | CIRCUIT TEST F (4) |
| 52 | CIRCUIT TEST P (1) |
| 53 | CIRCUIT TEST I (3) |
| 54 | CIRCUIT TEST D (5) |
| 61 | CIRCUIT TEST F (6) |
| 63 | CIRCUIT TEST I (6) |
| 64 | CIRCUIT TEST D (7) |
| 67 | CIRCUIT TEST M (1) |
| 83 | CIRCUIT TEST E (15) |
| 84 | CIRCUIT TEST E (15) |
| 87 | CIRCUIT TEST T (7) |
| 89 | CIRCUIT TEST DD (1) |
RENDER: 1.0x
NO RELATED
Recommended Tools & Savings
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Affiliate disclosure: We may earn a commission at no extra cost to you.
When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.