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Ford Historic (OBD I) Diagnostics
6
4. Wiggle Test instructions.
•Use the LEFT or RIGHT arrow key to view wiggle test
instructions or not.
•Press
ENTER
to continue.
✓ Instructions are available for
viewing. The default is Yes. If No is
selected, the test begins to
initialize.
✓ If Yes is selected, the following instructions appear.
❒ Gently tap and shake the sensor.
❒ Wiggle the sensor connectors.
❒ Twist and shake the wiring between the sensor and the PCM.
5. Start KOEO/KOER Wiggle Test.
•Press
ENTER
.
✓ After the 10-second initialization
period, the Scan Tool is ready for
the Wiggle Test. Locate the
suspect sensor or circuit
according to the above
instructions.
✓ If a fault is detected, the Scan Tool
beeps and displays a FAULT
PRESENT message. A DTC(s) is
stored in the PCM and the Scan
Tool.
6. Return to On Demand Test
Menu.
•Press
BACK
.
View instructions
for wiggle test?
<Yes> No
KOEO Wiggle Test
Wiggle Test Running.
Status:
*** Circuit OK ***
KOEO Wiggle Test
Wiggle Test Running.
Status:
*** Fault Present ***
KOEO Wiggle Test
