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Ford Historic Self-Test Routines
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6
Select Read KOEO Codes from the
Ford Function List and press
ENTER
.
Select Fast Codes or Slow Codes and
press
ENTER
. Follow the instructions step-by-step.
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
.
Avoid Cooling Fan! It May Turn On During Test.
While waiting for the codes to transmit,
the PCM cycles the following system
components On and Off:
• Electric radiator cooling fan
• Fuel pump
• Check engine light or Malfunction
Indicator Light (MIL) – slow codes only.
• Idle speed control solenoid
After performing these steps, wait for
the tool to retrieve DTCs. When the test
is done, turn Ign Key OFF and press
ENTER
.
The KOEO codes transmit before the
Continuous Memory codes. Use the
DOWN
arrow key to begin viewing
codes.
If no problems exist, Code 11 or 111 will
be displayed.
If vehicle problems exist, codes are set.
Use
UP/DOWN
arrow keys to view
codes. Write down codes for reference.
Ford Function List ?
` 1)Read KOEO Codes
2)Read KOER Codes [
3)Review Codes
!
CAUTION
Procedure Runs Less
Than 3 Minutes.
Time Remaining=1:56
Test Completed
Turn Ign Key Off.
Press ENTER To Cont
Use
S
to view Codes.
Write Down Codes
For Reference. [
~
KOEO Code 111
System Pass Code
No Faults Detected [
During KOEO Test ~
KOEO Code 628
Excess Converter ]
Clutch Slippage. [
~