Ford Historic (OBD I) Diagnostics

Follow the instructions step-by-step.

1)Set parking brake.

2)Transmission in park (P) or neutral (N).

3)Turn A/C off.

4)Start engine and let idle until hot.

5)Turn ignition key off.

6)Wait 10 seconds. Turn key on-engine off. Do not start engine.

Avoid cooling fan! It may turn on during test.

!CAUTION

While waiting for the codes to transmit, the PCM cycles the following system components on and off:

Electric radiator cooling fan

Fuel pump

Check engine light or malfunction indicator light (MIL) – Slow Codes only.

Idle speed control solenoid

Working

Procedure runs less than 3 minutes.

Time Remaining: 2:35

3. When the test is complete.

 

•Turn ignition key off.

6

•Press ENTER.

 

 

If no problems exist, Code 11 or 111 will be displayed.

Test Completed

Turn ignition key off.

Press ENTER to cont.

1 of 1

111 ENG

Systen Pass Code. No faults detected during KOEO test.

KOEO

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Actron CP9190 manual Avoid cooling fan! It may turn on during test, When the test is complete