Bosch Lsu 4 2 5 Wire Wideband O2 Sensor

The traditional oxygen sensor could accurately detect the stoichiometric air fuel ratio at 14 7 1 lambda 1 0 with an output of approximately 450 mv.

Bosch lsu 4 2 5 wire wideband o2 sensor.

Reference the sensor sensor cable identifier image below. Can anyone explain whats happening inside the plug that requires this extra wire. The latest generation widebands are compatible with both the bosch lsu 4 2 and 4 9 but the sensor connector is different on each one. First a disclaimerthe reader should be aware that i am not a professional and my knowledge of wideband sensors is limited.

Bosch lambda sensor universal lsu 4 2 wideband oxygen sensor modern emission regulations have forced tighter control of engine management systems throughout all engine speed and load ranges. The bosch wideband has 5 wires on a 6 plug connector. Wideband air fuel sensors perform the same function as a regular o2 sensor but they precisely measure the amount oxygen in the exhaust rather than just switching between rich too much fuel not enough oxygen and lean too much oxygen not enough fuel. While the fix and testing wo.

5 wire o2 sensor diagram e30 wiring vs 1431 wideband 4 lsu connectors and library xb 1235 innovate as well bosch 2 wx 5621 for oxygen free broadband raspberry pi a lambda controller display problems audiforums com 5 wire o2 sensor diagram e30 wiring vs 1431 wideband 5 wire 4 o2 diagram lsu connectors and wiring 5 wire read more. But there are 6 wires that go to the ecu side of the plug and aem says it has to be wired that way. 17025 is an lsu 4 9 sensor. Bosch lsu 4 2 5 wire wide band o2 sensor.

This is borne out in the slight discrepancies between my results and what is typically expected. Premium wideband a f o2 oxygen sensors. Bosch lsu 4 2 wideband o2 sensor testing 2001 skoda octavia 1 6 avu. Controllers must be recalibrated if changing between lsu 4 0 and 4 2 sensors.

Bosch number is 0 258 006 066. Air fuel ratio oxygen sensor lsu 4 9 5 wire wide band replacement afr o2 sensor replaces bosch lsu 4 9 17025 and 0258017025 compatible with aem 30 4110 wideband kit 0258017025 the picture color 3 4 out of 5 stars 12. 6066 is an lsu 4 0 sensor. I am wiring a bosch lsu 4 2 wideband to an aem infinity 508.

These sensors have a laser etched calibrated resistor in the sensor s connector body. For all other innovate widebands verify which sensor is being used. Buy 0258007090 o2 oxygen sensor lsu 4 2 5 wire wideband upstream sensor 1 fit for a4 a8 quattro tt touareg passat golf beetle 1 8l 2 0l 2002 2007 0258007057 17014.