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.
A/T Controls - Neutral Position Switch Adaptive Relearn
1999 Hyundai Elantra Wagon L4-2.0LSECTION A/T Controls - Neutral Position Switch Adaptive Relearn
Resetting Adaptive Learning and
Range Switch Neutral Position
Learning

If the transaxle or transaxle control unit is replaced, the TCU adaptive learning values must be reset (erased) and the range switch neutral position must be relearned using either the GDS or Hi-Scan Pro. If the following procedures are not completed, the following conditions may occur:
I. RESET ADAPTIVE LEARNING:
^ Stop the vehicle, move the shift lever to "P" and set the parking brake.
^ Turn the ignition switch "ON" (engine off).

^ Attach the GDS or Hi-Scan Pro.
Reset Transaxle Adaptive Values(GDS):

Follow the instructions on the screen and confirm the test indicates "Completed:"
Reset Transaxie Adaptive Values (Hi-Scan):
^ Select "RESETTING AUTO T/A VALUES."
Press "ENTER."

^ Confirm the test indicates "Completed."
II. RANGE SWITCH "N" POSITION LEARNING:
^ Stop the vehicle, move the shift lever to "N" and set the parking brake.
^ Turn the ignition switch "ON (engine off)."
^ Loosen the nut on the shift cable. Align the dot (o) on the shift lever to the "N" mark on the TCU.
Tighten the nut on the shift cable.

^ Attach the GDS or Hi-Scan Pro.
Range Switch "N" Position Learning (GDS):

^ Follow the instructions on the screen and confirm the test indicates "Completed."
Range Switch "N" Position Learning
(Hi-Scan Pro):
^ Select "ADAPTIVE PROCEDURE OF N RANGE." Press "ENTER.":

^ Confirm the test indicates "Completed."
^ Move the shift lever from "P" to "D" and confirm the shift position indicator on the dash reads correctly. Confirm the correct gear indication using the Hi-Scan or GDS.
^ Move the shift lever from "P" to "D" and confirm the shift position indicator on the dash reads correctly. Confirm the correct gear indication using the Hi-Scan or GDS.
Range Switch Neutral Position
Learning
If the transaxle or transaxle control unit is replaced, the TCU adaptive learning values must be reset (erased) and the range switch neutral position must be relearned using either the GDS or Hi-Scan Pro. If the following procedures are not completed, the following conditions may occur:
I. RESET ADAPTIVE LEARNING:
^ Stop the vehicle, move the shift lever to "P" and set the parking brake.
^ Turn the ignition switch "ON" (engine off).
^ Attach the GDS or Hi-Scan Pro.
Reset Transaxle Adaptive Values(GDS):
Follow the instructions on the screen and confirm the test indicates "Completed:"
Reset Transaxie Adaptive Values (Hi-Scan):
^ Select "RESETTING AUTO T/A VALUES."
Press "ENTER."
^ Confirm the test indicates "Completed."
II. RANGE SWITCH "N" POSITION LEARNING:
^ Stop the vehicle, move the shift lever to "N" and set the parking brake.
^ Turn the ignition switch "ON (engine off)."
^ Loosen the nut on the shift cable. Align the dot (o) on the shift lever to the "N" mark on the TCU.
Tighten the nut on the shift cable.
^ Attach the GDS or Hi-Scan Pro.
Range Switch "N" Position Learning (GDS):
^ Follow the instructions on the screen and confirm the test indicates "Completed."
Range Switch "N" Position Learning
(Hi-Scan Pro):
^ Select "ADAPTIVE PROCEDURE OF N RANGE." Press "ENTER.":
^ Confirm the test indicates "Completed."
^ Move the shift lever from "P" to "D" and confirm the shift position indicator on the dash reads correctly. Confirm the correct gear indication using the Hi-Scan or GDS.
^ Move the shift lever from "P" to "D" and confirm the shift position indicator on the dash reads correctly. Confirm the correct gear indication using the Hi-Scan or GDS.
RENDER: 1.0x
NO RELATED
Recommended Tools & Savings
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Affiliate disclosure: We may earn a commission at no extra cost to you.
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.