AEM 30-4100 Digital Wideband UEGO Gauge User Manual
Page 4
Page 4
Gauge-Type UEGO Controller Installation
RED <Power>
Connect to a switched 10-18 volt power source utilizing a 10A fuse.
BLACK <Ground>
Connect to a clean power ground.
*WHITE <Analog Output><optional hookup>
Connects to any Stand Alone ECU unit that accepts a 0-5 volt input.
*BLUE <Serial Output><optional hookup>
Connects to a RS-232 com port for hyper-terminal data logging.
*optional (see below)
Analog Output
If the AEM UEGO gauge is to be connected to an AEM EMS, the UEGO gauge’s
WHITE Analog Output wire shall be connected to an EMS Lambda input. Locating a
suitable Lambda input channel can be done using the Application Notes provided with
the EMS. If the Application Notes are not readily accessible, a current list of AEM
Engine Management Systems is illustrated below.
Lambda input channel locations of current EMS application list ( see EMS
instructions for ECU connector pictures)
AEM EMS P/N
Lambda #1 Pin
Lambda #2 Pin
30-1000/1001/1002/1040 D14
D16
30-1010/1012/1050/1052 C16
A23
30-1020/1060 D7
D14
30-1030/30-1070 C13 C14
30-1100/1101 B47
B48
30-1110 1C
9C
30-1120/1121/1130 B6 B14
30-1300 4
66
30-1310/1311/1312/1313 76
75
30-1400 29
43
30-1401 44
43
30-1510 C2-31
C2-33
30-1600/1601/1602/1603 19
NA
30-1610/1611/1612 46 52
30-1620/1621/1622 29 55
30-1710 2N
4J
30-1720 C3
D3
30-1800 C3
A2
30-1810 D19
B17