Engine Controls - ECM Replacement and Testing Procedures

1995 Hyundai Accent L4-1.5L SOHC Alpha EngineSECTION Engine Controls - ECM Replacement and Testing Procedures
NUMBER
11-BE-013

GROUP
ELECTRICAL

MODEL(S)
All

SUBJECT
ENGINE CONTROL UNIT (ECU) REPLACEMENT
AND TESTING PROCEDURE

















Description:
This bulletin describes the following procedure for vehicles equipped with Blue Link:

^ How to swap ECU for diagnosis only.

^ How to replace ECU.





^ How to clear Diagnostic code(s) from the Blue Link system.

Applicable Vehicles:

- All vehicles equipped with Blue Link





Warranty Information:
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.