Ford OBD1 Systems
ADDITIONAL TESTS FOR EEC-IV SYSTEMS - RELAY AND SOLENOID TEST
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For 7.3L diesel engines: Press and hold accelerator until the
"Output State Check Active" screen displays
For 2.3L turbo engines with octane switch: Put switch in
premium position.
7.
Press the ENTER
button to continue.
8.
A "One moment please test is in
progress..." message shows on the
Diagnostic Tool's LCD display.
As soon as the ignition is turned
"on", the vehicle's computer enters
the Self-Test mode. Clicking
sounds will be heard coming from
the engine. This is normal.
WARNING: On some vehicles equipped with an Electric
Cooling Fan, the computer activates the cooling fan to
check its operation. To avoid injury, keep hands or any part
of your body a safe distance from engine during the test.
If the Diagnostic Tool fails to link to
the vehicle's computer, a “Vehicle is
not responding” message shows on
the Diagnostic Tool’s LCD display. Do
the following:
- Verify the ignition is ON.
- Check the cable connections at
the Diagnostic Tool and at the
vehicle’s DLC.
- Turn the ignition OFF, wait 10 seconds, then turn back ON to
reset the computer.
BE SURE to perform the added procedures in step 6, if
appropriate for your vehicle, BEFORE turning the ignition ON.
- Press
the
ENTER
button to continue.
If the Diagnostic Tool cannot link to
the vehicle's computer after three
attempts, the message “Contact
Technical Support” displays.
- Press the M button to return to
the Ford OBD1 Menu.
- Turn the ignition OFF, and
disconnect the Diagnostic Tool.
- Contact Technical Support for
assistance.
9.
If the Diagnostic Tool was able to link to
the vehicle successfully an "Output State
check active..." message shows temporar-
ily on the Diagnostic Tool's LCD display.
This message is followed by a display that
instructs you how to perform the test.
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