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 MANUALSHYUNDAI2003ACCENT L4-1.6LREPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTCOMPUTERS AND CONTROL SYSTEMSRELAYS AND MODULES - COMPUTERS AND CONTROL SYSTEMSENGINE CONTROL MODULETECHNICAL SERVICE BULLETINSENGINE CONTROLS - SERVICE MANUAL REVISION
2003 Hyundai Accent L4-1.6L
Engine Controls - Service Manual Revision
2003 Hyundai Accent L4-1.6LSECTION Engine Controls - Service Manual Revision
Group: ENGINE ELECTRICAL
Number: 03-36-018
Date: SEPTEMBER, 2003
Model:
2003, 2004 ACCENT
Subject:
MULTIPURPOSE CONNECTOR DELETED 2003 & 2004 MODEL YEAR ACCENT (2003, 2004 ELECTRICAL - TROUBLESHOOTING MANUAL CORRECTION)
DESCRIPTION:

The Multipurpose Check Connector (Connector # M69) has been deleted from the Accent beginning with the 2003 Model Year.
The Accent is no longer equipped with a separate ECM/TCM (two separate modules), but is now equipped with a PCM (one module for both Engine and Automatic Transmission Controls).
The Bosch PCM Installed in 2003 Model Year (and newer) Accents does not require the use of the Multipurpose Check Connector for reprogramming of the TCM.
Previous to the 2003 Model Year, the Multipurpose Check Connector was used to reprogram the TCM.
The 2003 & 2004 Accent Electrical Troubleshooting Manual (ETM) incorrectly contains information for the Multipurpose Check Connector (which is no longer being installed). The following pages either show or refer to this connector in error.
^ Page SD-25 shows the Multipurpose Check Connector.
^ Page SD-41 shows pin 8 (MFI Control System). (2003 ETM only).
^ Page SD-60 shows pins 2, 4 & 10 (ETACS).
^ Page CL-7 (picture of the Component Location).
^ Page CC-4 (Connector Configuration).
Write this TSB # at the top of the above mentioned pages in the 2003 & 2004 Accent ETM.
Number: 03-36-018
Date: SEPTEMBER, 2003
Model:
2003, 2004 ACCENT
Subject:
MULTIPURPOSE CONNECTOR DELETED 2003 & 2004 MODEL YEAR ACCENT (2003, 2004 ELECTRICAL - TROUBLESHOOTING MANUAL CORRECTION)
DESCRIPTION:
The Multipurpose Check Connector (Connector # M69) has been deleted from the Accent beginning with the 2003 Model Year.
The Accent is no longer equipped with a separate ECM/TCM (two separate modules), but is now equipped with a PCM (one module for both Engine and Automatic Transmission Controls).
The Bosch PCM Installed in 2003 Model Year (and newer) Accents does not require the use of the Multipurpose Check Connector for reprogramming of the TCM.
Previous to the 2003 Model Year, the Multipurpose Check Connector was used to reprogram the TCM.
The 2003 & 2004 Accent Electrical Troubleshooting Manual (ETM) incorrectly contains information for the Multipurpose Check Connector (which is no longer being installed). The following pages either show or refer to this connector in error.
^ Page SD-25 shows the Multipurpose Check Connector.
^ Page SD-41 shows pin 8 (MFI Control System). (2003 ETM only).
^ Page SD-60 shows pins 2, 4 & 10 (ETACS).
^ Page CL-7 (picture of the Component Location).
^ Page CC-4 (Connector Configuration).
Write this TSB # at the top of the above mentioned pages in the 2003 & 2004 Accent ETM.
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:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.