Download Manual (pdf) - Equus

Ford OBD1 Systems
ADDITIONAL TESTS FOR EEC-IV SYSTEMS – RELAY AND SOLENOID TEST
� If the Tool fails to link to the vehicle's
computer, a “Vehicle is not
responding” message shows on the
Tool’s LCD display. Do the following:
- Verify the ignition is ON.
- Check the cable connections at
the Code Reader 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 Scan Tool cannot link to the
vehicle's computer, the message
“Contact Technical Support” displays.
- Press the LD/M button to
return to the Ford OBD1 Menu.
- Turn the ignition OFF, and
disconnect the Scan Tool.
- Contact Technical Support for
assistance.
9. If the Tool was able to link to the vehicle
successfully an "Output State check
active..." message shows temporarily on
the Tool's LCD display. This message is
followed by a display that instructs you
how to perform the test.
10. When prompted, press the accelerator
pedal once, then release. This activates
the Output State Check and energizes
most of the actuators (relays and
solenoids) that are controlled by the
vehicle's computer.
If your vehicle is equipped with an Integrated Vehicle Speed
Control, disconnect the vacuum supply hose from the speed
control servo before pressing the accelerator. Reconnect
vacuum hose after test.
11. To de-energize the actuators, press the accelerator pedal again and
release, the actuators are now de-energized.
12. The procedure can be repeated as many times as desired by
pressing and releasing the accelerator pedal to energize and deenergize
the actuators.
OBD2&1 79