Engine Controls - Elantra Electrical Changes
SOURCE: Hyundai Tech Net Times Volume 14 Issue 2 2004TITLE: Elantra Electrical Changes
APPLIES TO: 2004 Elantra
SERVICE TIP:
Several changes were made to the 2004 Elantra engine management electrical system for the non-SULEV model. Notable differences occur in Air Flow, Idle Speed Actuator, a Continuously Variable Valve Timing System, Front Oxygen sensor, Intake Manifold and ECM & TCM. The table and pictures below will aid you in familiarizing yourself with the changes.
The table lists the changes for the Non-SULEV Elantra.
NOTE: The Super Ultra Low Emission Vehicle (SULEV) emissions specification Elantra has not changed for the 2004 Model Year (versus the 2003).
The following is a list of components which have NOT changed from 2003 to 2004
Model Years for the Non-SULEV Elantra.
1. Spark Plugs (Platinum)
2. Fuel Injector
3. Catalytic Converter (integrated into the exhaust manifold assembly)
NOTE: Please refer to TSB 03-36-014-01 for detailed information on some of the components described above.
The following pictures illustrate some of the new components on the 2004 MY Elantra.