User Manual

Ford Historic Diagnostics • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • •
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5
✓ During testing, it is VERY IMPORTANT that each required step be
performed when prompted by the scan tool. Failure to perform these steps
may set DTC(s) in the PCM.
During this test, the tool prompts the user to perform the following steps:
❒ Press speed control ON button.
❒ Press speed control OFF, RESUME, COAST, & ACCEL buttons.
❒ Tap brake and clutch pedals.
Once the codes have been read by the
scan tool, turn the ignition key off. Press
(17(5 to view the KOEO failures.
Use the 83'2:1 arrow keys to scroll
through the KOEO Code listing. Be sure to
write down any codes for reference.
Reading IVSC KOER Codes
Select Read KOER Codes from the sub-menu and press (17(5 . To retrieve
codes, follow the instructions on the tool screen as follows:
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. Start Engine — Let Idle.
During testing, the tool will prompt the user to press the vehicle’s Speed Control
ON Button.
Exhaust gases are harmful or lethal. Always operate vehicle
in a well-ventilated area.
The Read KOER test is done with the engine running. Do
not over-rev engine. Observe all safety precautions.
✓ During testing, it is VERY IMPORTANT that each required step be
performed when prompted by the scan tool. Failure to perform these steps
may set DTCs in the PCM. Be sure to observe the tool display for indications
to perform these steps.
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