Bosch Lsu 4 2 Oxygen Sensor Plug

Mating lsu 4 2 sensor.

Bosch lsu 4 2 oxygen sensor plug.

Bosch lsu 4 2 wideband o2 sensor testing 2001 skoda octavia 1 6 avu. This sensor is designed to measure the proportion of oxygen in exhaust gases of automotive engines gas oline or diesel. 6066 is an lsu 4 0 sensor. Bosch 6 way lsu 4 2 harness extension.

Bosch lsu 4 2 5 wire wide band o2 sensor. Its monotonic output signal in the range of lambda 0 65 to air makes the lsu 4 9 capable of be. This is the same sensor that ngk packed with the powerdex afx prior to 2010 and ballenger motorsports uses in the afr500 as the base sensor. Direct plug in replacement for innovate devices and others no modifications needed genuine bosch lsu4 2 wideband sensor new bosch wideband o2 sensor that fits many popular aftermarket wideband meters on the market see more product details.

The bosch wideband has 5 wires on a 6 plug connector. The wide band lambda sensor lsu 4 9 is a planar zro2 dual cell limiting current sensor with integrated heater. But there are 6 wires that go to the ecu side of the plug and aem says it has to be wired that way. First a disclaimerthe reader should be aware that i am not a professional and my knowledge of wideband sensors is limited.

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. The 4 9 sensor is very different to the 4 0 4 2 and also requires a bias current. For all other innovate widebands verify which sensor is being used. Aem s bosch 4 2lsu wideband uego o2 replacement sensor kit includes only the sensor with attached cable and male connector and is intended to replace an existing mounted wideband sensor used with aem wideband air fuel uego controllers.

Bosch number is 0 258 006 066. These sensors have a laser etched calibrated resistor in the sensor s connector body. Can anyone explain whats happening inside the plug that requires this extra wire. The bosch lsu 4 2 uego sensor with ntk ngk connector is the lowest cost replacement sensor for the ngk powerdex afx ballenger motorsports afr500.

Replacement sensor for the lm 1 and lc 1. I am wiring a bosch lsu 4 2 wideband to an aem infinity 508. Bosch lsu wideband o2 sensor uego with bosch connector for oem replacement other wideband systems bosch 0 258 007 057 vw 021 906 262 b bosch usa 17014. 17025 is an lsu 4 9 sensor.

What makes lsu 4 9 superior to lsu 4 2 is not only because lsu 4 9 uses an electrical reference signal and lsu 4 2 uses the reference air but also because bosch significantly improved every aspect of the lsu sensor in the 4 9 version and made it a mass production level with superior reliability and quality. Controllers must be recalibrated if changing between lsu 4 0 and 4 2 sensors.