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Ford Enhanced (OBD II) Diagnostics
6
Select Quick Test from the Ford
Function List and press
ENTER
.
The list of available tests are displayed.
If testing a 7.3L powerstroke diesel,
more tests become available.
KOEO On Demand
The KOEO On Demand is a functional test of the computer modules and
system with the Key ON – Engine OFF (KOEO). It tests the inputs, outputs, and
sensor ranges. Any faults or DTCs will be retrieved by the scan tool.
✓It is VERY IMPORTANT that each step be performed when prompted by
the scan tool. Failure to follow directions may set DTC(s).
Select KOEO On Demand from the Quick Tests screen and press
ENTER
.
Follow the instructions displayed on the tool.
1) Set Parking Brake.
2) Put Transmission In Park Or Neutral.
3) Turn A/C Off.
4) Start Engine — Let Idle Until Hot.
5) Turn Ign Key Off.
6) Wait 10 Seconds. Turn Key On-Engine Off. Do Not Start Engine.
7) For a 7.3L Diesel, depress/hold throttle during test.
✓For Gasoline engines, Do Not touch the throttle during test.
Press
ENTER
to begin the test. The
Time Remaining will be displayed.
The following system components are
tested:
❒Electric radiator cooling fan - Avoid cooling fan!
❒Fuel pump
❒Check engine light
❒Idle speed control solenoid
Ford Function List ?
6)View Data
]
7)View Freeze Data
[
`8)Quick Test
~
Quick Tests
`KOEO On Demand
KOER On Demand
KOEO Output State
~
Test In Progress ?
Approximate
Time Left 0:29
Press BACK to Quit
~