Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSFORD2001FOCUS ZX3 L4-2.0L DOHC VIN 3REPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTCOMPUTERS AND CONTROL SYSTEMSTECHNICAL SERVICE BULLETINSCUSTOMER INTERESTENGINE CONTROLS - HARD START/DRIVEABILITY ISSUES
2001 Ford Focus ZX3 L4-2.0L DOHC VIN 3
Engine Controls - Hard Start/Driveability Issues
2001 Ford Focus ZX3 L4-2.0L DOHC VIN 3SECTION Engine Controls - Hard Start/Driveability Issues
Article No.
03-19-11
09/29/03
^ DRIVEABILITY - VARIOUS DRIVEABILITY
CONDITIONS - HARD STARTING START - BATTERY
LAMP FLICKER
^ 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:
^ High Idle Speed On Cold Start
^ Engine Flare On Gear Change
^ Surge Under Light Load Steady State Operation (2000-3500 RPM, All Gears) When Warm
^ Surge Under Light Load Steady State Operation And Accelerations (2000-3500 RPM, All Gears) When Cold
^ Rough Idle
^ Low RPM/RPM Dips
^ Battery Lamp Flicker
^ Hard To Start/No Start
^ Slow Return To Idle
^ Poor Performance/Acceleration
^ 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 level.
Obtain an Authorized Modifications Decal (FPS 8262 - obtainable through DOES II, 25/pkg) and list the date, dealer number, and summary of modifications performed. Select a prominent place adjacent to the Vehicle Emission Control Information Decal suitable for installing the Authorized Modifications Decal. Clean the area, install the decal, and cover it with a clear plastic decal shield.
OTHER APPLICABLE ARTICLES: 03-4-4
WARRANTY STATUS: INFORMATION ONLY
Disclaimer
03-19-11
09/29/03
^ DRIVEABILITY - VARIOUS DRIVEABILITY
CONDITIONS - HARD STARTING START - BATTERY
LAMP FLICKER
^ 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:
^ High Idle Speed On Cold Start
^ Engine Flare On Gear Change
^ Surge Under Light Load Steady State Operation (2000-3500 RPM, All Gears) When Warm
^ Surge Under Light Load Steady State Operation And Accelerations (2000-3500 RPM, All Gears) When Cold
^ Rough Idle
^ Low RPM/RPM Dips
^ Battery Lamp Flicker
^ Hard To Start/No Start
^ Slow Return To Idle
^ Poor Performance/Acceleration
^ 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 level.
Obtain an Authorized Modifications Decal (FPS 8262 - obtainable through DOES II, 25/pkg) and list the date, dealer number, and summary of modifications performed. Select a prominent place adjacent to the Vehicle Emission Control Information Decal suitable for installing the Authorized Modifications Decal. Clean the area, install the decal, and cover it with a clear plastic decal shield.
OTHER APPLICABLE ARTICLES: 03-4-4
WARRANTY STATUS: INFORMATION ONLY
Disclaimer
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.