Ford Historic (OBD I) Diagnostics

3.Wait for the Cylinder ID. •Follow all user prompts:

Work steering wheel

Pump brake pedal and cycle overdrive (OD) cancel switch.

Observe the screen for the prompt to perform the next action.

Quickly press and release the throttle. One time only!

If no DTC is present, continue with the paragraph following the note below. If any DTC(s) are present, the Cyl Balance Test stops and the Scan Tool displays the screen to the right.

Select YES to review the DTC(s), then turn engine off. Record them and make repairs before repeating the Cyl Balance Test.

In the next step, Do not touch any vehicle or Scan Tool keys while the test is running. Allow engine to idle. Engine speed may drop or become uneven — this is normal.

4.Start Cyl Balance Test.

•Depress and release the throttle halfway within the next 1.5 minutes.

•Press ENTER to continue.

Do not move the throttle.

Cyl Balance Test

Correct all faults

and rerun test.

View fault codes?

<YES>

NO

Cyl Balance Test

 

Running test.

6

Don't move throttle.

Test under 5 min.

Time remaining 4:45

Cyl Balance Test

Fully depress and

release the trottle once in next

1.5 min.

Press ENTER to cont.

• • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • 6 – 25

Page 147
Image 147
Actron CP9190 manual Wait for the Cylinder ID. Follow all user prompts, Start Cyl Balance Test