AEM 30-6905 Universal Programmable EMS-4 User Manual
Ems-4, Programmable engine management system
Page 1 of 279 EMS-4 Install and Tuning Guide_Rev 1.6
INSTALLATION AND TUNING GUIDE FOR:
EMS P/N 30-6905
EMS-4
PROGRAMMABLE ENGINE MANAGEMENT SYSTEM
This product is legal in California for racing vehicles only and should never be used on public
highways.
AEM PERFORMANCE ELECTRONICS
2205 W. 126
TH
STREET, UNIT A HAWTHORNE CA 90250
PHONE: 310-484-2322 FAX: 310-484-0152
!
WARNING:
This installation is not for the tuning novice nor the PC illiterate!
Use this system with EXTREME caution! The EMS-4 allows for
total flexibility in engine tuning. Misuse of this product WILL
destroy your engine!
Installation of the EMS-4 must be performed by a qualified EFI
technician familiar with EFI sensors, actuators and wiring.
You should also visit the AEM EMS Tech Forum at
http://www.aempower.com
NOTE: AEM holds no responsibility for any engine damage that
results from the misuse of this product!