Focus ZTS L4-2.0L DOHC VIN 3 (2001)
PROM - Programmable Read Only Memory: All Technical Service Bulletins
Engine Controls - Hard Start/Driveability Issues
Article No.
03-19-11
09/29/03
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DRIVEABILITY - VARIOUS DRIVEABILITY
CONDITIONS - HARD STARTING START - BATTERY
LAMP FLICKER
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ELECTRICAL - VARIOUS DRIVEABILITY
CONDITIONS - HARD STARTING START - BATTERY
LAMP FLICKER
FORD:
2002-2003 FOCUS
ISSUE
Some 2002-2003 SVT Focus vehicles may exhibit any of the following Conditions:
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High Idle Speed On Cold Start
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Engine Flare On Gear Change
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Surge Under Light Load Steady State Operation (2000-3500 RPM, All Gears) When Warm
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Surge Under Light Load Steady State Operation And Accelerations (2000-3500 RPM, All Gears) When Cold
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Rough Idle
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Low RPM/RPM Dips
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Battery Lamp Flicker
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Hard To Start/No Start
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Slow Return To Idle
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Poor Performance/Acceleration
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Lacks Power On Initial Pull Away
ACTION
A revised PCM calibration has been developed to improve these conditions. If the vehicle exhibits any of these conditions, refer to the following Service
Procedure.
SERVICE PROCEDURE
1.
Perform all relevant Workshop Manual and/or PC/ED diagnosis and repairs. Once these are complete continue on to Step 2.
2.
Using WDS reprogram the PCM. Refer to the PCM Calibration Information Chart to verify proper WDS software level, and PCM calibration