Nira i7x - Lambda Sensor Connections

© 2005-2016 Nira Control AB 31
10 degrees
10 degrees
Accepted
mounting
angles
Correct mounting of LSU 4.9 sensor
Your NIRA i7x dealer supplies LSU 4.9 sensor kits. A harness with pre
crimped NIRA i7x terminals is included.
3.8.2 Lambda Sensor Connections
LSU 4.9 Pin
Nira i7x Pin
Description
Pin 1
V.82 LS1 IP / APE
Pump current
Pin 2
V.66 LS1 VM / IPN
Ground Pump current
Pin 3
V.40 LS1 U- / H-
Lambda Heater PWM
Pin 4
V.75 LS1 U+ / H
Lambda Heater Supply
Pin 5
V.65 LS1 IA / RT
Individual trim
Pin 6
V.83 LS1 UN / RE
Nernest voltage
5 6
3 4
1 2
LSU 4.9 Connector, rear view.