AEM 30-4100 Digital Wideband UEGO Gauge - Manual (Page 7)

Page 7
Data logging with HyperTerminal
UEGO Sensor
If attempting to route the UEGO Sensor through a tight space, AEM recommends
temporally removing the light grey latch from the Bosch connector, as shown below.
Gently pull the latch out away from the UEGO Sensor connector
UEGO Sensor connector without latch
If the UEGO sensor is to be put through a conduit or firewall, a 1.05in (26.7mm) drill is
required. Refer to the two diagrams above when reassembling the connector.
A weld-in M18 X 1.5 boss is supplied for sensor installation. Mount the O2 sensor in the
exhaust system at least 18 inches downstream from the exhaust port. If you anticipate
high EGT's (over 800C), run a turbocharger, run at high RPM for extended periods of