2
7/12/2017 - DOCUMENT NUMBER: 10-0300
© 2017 AEM Performance Electronics
30-0300 X-Series UEGO Gauge
Wiring Installation Diagram
Gauge Connections
The X-Series UEGO gauge is supplied with a Power/IO wiring harness (A) and a UEGO sensor harness (B); the harnesses
are connected to the gauge as shown below. The UEGO sensor harness simply needs to be routed to the UEGO sensor
whereas the Power/IO harness will require further integration into the vehicle. The minimum Power/IO connections
required to operate the gauge are switched 12V (5A fuse) and ground. Please reference the diagrams and information on
the provided for further detail.