A4CF2_TG_DL.pdf

[DSNG]

KIA/HYUNDAI
"A4CF2”

A4CF2_TG_DL_pdf.txt

INTRODUCTION
HYUNDAI/KIAA4CF2

1
No part of any ATSG publication may be reproduced, stored in any retrieval system or transmitted in any form or
by any means, including but not limited to electronic, mechanical, photocopying, recording or otherwise,
without written permission of Automatic Transmission Service Group. This includes all text illustrations,
tables and charts.

The information and part numbers contained in this booklet have
been carefully compiled from industry sources known for their
reliability, but ATSG does not guarantee its accuracy.

Copyright © ATSG 2009

Original Printing
August, 2009

The four speed, Front Wheel Drive transaxle, with fully electronic controls for the upshifts and
downshifts, with 4th gear being overdrive. The individual gear ratios are achieved through two planetary gear
sets connected one behind the other. The components of the planetary gear sets are driven or held by means of
five multiple plate clutch packs and is also equipped with a low sprag.
This unit is currently found in 2006 and later Kia Spectra 2.0L and 2007 and later Hyundai Elantra (HD) 2.0L
vehicles. The A4CF2 transmission is much like the F4A51 transmission but with the valve body mounted at the
bottom of the transmission rather than the side. ATSG’s F4A51 Techtran Manual can be used for the disassembly
and reassembly of the A4CF2’s internal components. The manufacturer does not provide and information
pertaining to the A4CF2 valve body and since it is significantly different to the F4A51, this Technician’s Guide
will be a tremendous aid as it provides complete and extensive valve body information, solenoid function,
operation, specification and identification, electrical information, complete hydraulics and case passage
identification. All of it designed to help you diagnose and resolve and transmission malfunctions with the
A4CF2.
A4CF2 is a

We wish to thank Mitsubishi Motor Company for the information and illustrations
that have made this booklet possible. A special thanks also to ALTO Products for supplying
ATSG with an A4CF2 transmission from which this Technician Guide was developed.