Engine Controls - Delayed Engine Rpm Drop Between Shifts: Overview

Group:
ENGINE ELECTRICAL

Number:
04-36-011

Date:
JUNE, 2004

Model:
2001-2003 ELANTRA

Subject
2001-2003 ELANTRA ECM REPROGRAMMING TO REDUCE THE DELAY IN RPM DROP BETWEEN SHIFTS WITH THE AIR CONDITIONER ON

This TSB supersedes TSB # 01-36-025.

DESCRIPTION:

Some 2001-2003 MY Elantra vehicles with manual transaxles may experience the following symptom:

^ Delayed RPM Drop between shifts with the air conditioning on

This bulletin describes a procedure for updating the Engine Control Module (ECM) to improve the above condition by using the Hi-Scan Pro.

VEHICLES AFFECTED:

^ Model: 2001-2003 ELANTRA vehicles with manual transaxles

^ Affected vehicle production date range:

--- 4 Door: Produced through June 14, 2003

--- 5 Door: Produced through June 10, 2003





ECM REPROGRAMMING SPECIFICATIONS

ERASING ECM ADAPTATION VALUES BEFORE REPROGRAMMING:

Before reprogramming the ECM, first erase ECM adaptation values by following the procedure below:





1. Using the Hi-Scan Pro with the SOL System Card Installed, choose the Hyundai Vehicle Diagnosis Menu.





2. Choose the correct model.





3. Choose the engine menu.





4. Choose the correct model year.





5. Choose menu number 10 for "RESETTING ADAPTIVE VALUES."





6. With the key in the "ON" position and the engine not running, press the F1 button to reset the adaptation values.

CAUTIONS DURING REPROGRAMMING:

1. Conduct reprogramming with the ignition key in the "ON" position.

2. Be careful not to disconnect any cables connected to the vehicle or Hi-Scan Pro during reprogramming.

WARNING:
If reprogramming is interrupted, the manual update procedure must be used.

3. Do not start the engine during reprogramming.

4. Do not turn the ignition key off during reprogramming.

5. When the reprogramming is completed, turn off the ignition key for 20 seconds before starting the engine.





WARRANTY INFORMATION