Ford Historic (OBD I) Diagnostics
2. Follow all instructions on
the display.
1) Turn ignition key off.
2) Disconnect negative (–) battery
cable.
3) Hold down brake pedal for 10
seconds.
4) Connect negative (–) battery
cable.
•Press
message.
Never lay tools on vehicle battery. Tools may create
!
CAUTION
shorts and cause harm to user and damage to
tools, battery and electrical system.
✓
All continuous memory codes should be erased.
3. Return to Diagnostic Codes Menu.
•Press
• • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • 6 – 15
ENTER after each
BACK.
Erase Codes
Only memory codes
are erasable!
Press ENTER to cont.
Erase Codes
To erase KOEO and
KOER codes, cause of
code must be fixed.
Press ENTER to cont.
6