Hyundai Trouble,Elantra(HD)ATM Slipping at 3rd & 4rth gear,shock on down shifting.

(note some problem from your auto may occurred due to misused on driving so as a result some parts inside gear burnt and and broken)

Model: Elantra (HD)	Year model: 2009	Mileage:53265km
Displacement: 2000cc	Fuel: Gasoline	T/A Auto
N code: Clutch Slipping	C code: clogged oil passages	System: Automatic transaxle control system

Subject: ATM Slipping on 3rd & 4rth gear, Shock on down shiftiing.

1) Trouble Condition:

1. ATM Slipping on 3rd & 4rth gear.
2. Shock occurred in down shifting.

2) Trouble Cause:

1. malfunctioning valve body.
2. burnt clutch.

3) Trouble Diagnosis:

1. Scan tool check = No trouble found.
2. Road test to clarify the problem = problem occurs

4) Trouble Repair Guide:

1. pull down automatic transmission and check defective parts.
   
   Replace Parts
   = seal kit and silicon
   =valve body assembly
   =A/T filter
   =low and reverse clutch
   =2nd brake clutch
   =one way clutch
2. MORE STUDY