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It is also possible to connect narrow band oxygen sensor:
EMU
In the case of using 1 wire oxygen sensor the voltage read by EMU for stoichiometric mixture is
2.95V, for the 4 wire sensor it is 0.45V.
EMU
B5
1-wire lambda sensor wiring diagram
B5
B22
4 wires lambda sensor wiring diagram
1
Narrow
Band
1
Oxygen
2
Sensor
3
4
3A
Page 46
Narrow
Band
Oxygen
Sensor
1 – signal output
2 – signal gnd
3 – heater -
4 – heater+-
+12V (po zapłonie)
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