FuelTech Nano PRO - Replacement of Bosch LSU Sensor Connector 4.2 for NTK

NANO PRO
9
Connector Nano PRO
(Pin) - (Wire color)
Function wire sensor
Connector Bosch LSU
4.2 (Pin)
Connector NTK Sensor
1 - Red IP 6 3
2 - Yellow Ground sensor signal 5 1
3 - Brown Positive sensor signal 1 5
7 - Orange Calibration resistor sensor 2 -
8 - Green Heat positive signal sensor 3 8
9 - Blue Heat ground signal sensor 4 6
2
51
46
3
Connector Bosch LSU 4.2
5.3 Replacement of Bosch LSU sensor connector 4.2 for NTK
This procedure is necessary if you want to use a NTK sensor in a Bosch LSU 4.2 Sensor harness. Refer to table
below for sensor pinout:
1
2
4
68
357
Connector NTK Sensor
Harness connector rear view
NTK Sensor Electrical diagram
1
2
4
68
357
O2 SENSOR Red- Pin 6 -
O2 SENSOR Yellow- Pin 5 -
O2 SENSOR Brown- Pin 1 -
O2 SENSOR 3Green- Pin -
Orange - Not Used
Harness Connector Rear View
213456
78910
11 12
O2 Sensor
-
NTK
O2 SENSOR Blue- Pin 4 -