SERVICE MANUAL
Applies to:
Tiburon
1998-2000
GROUP
Fuel System
MFI Control System
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CIRCUIT DIAGRAM
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CIRCUIT INSPECTION (ENGINE CONTROL MODULE)
TROUBLESHOOTING HINTS
If the ground wire of the ECM is not connected securely to ground, the ECM will not operate correctly.
If we replace ECM ROM without further diagnosis, the problem may reoccur.
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HARNESS INSPECTION PROCEDURE
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ENGINE CONTROL MODULE (ECM)
Check the internal control module ROM/RAM error.