KdFi Onboard Wideband Controller
Activating the onboard widebandcontroller is done by jumper soldering or DIP-switching GP2 to GND and WBout to OXY1.
Green LED status:
- ON: Lambda Controller is powered and standby
- Flashing fast: LSU sensor heating up
- Flashing slow: Lambda Controller normal operational
Red LED status:
- ON: Error detected
- Flashing: Error detected
- Emulated Controller PLX
- Signal 0-5V = AFR10-AFR20
Never ever leave LSU sensors electrically unconnected in the exhaust, thermoshock and condensation will kill sensors!
Only 1x LSU4.2 sensor can be connected to the onboard (any) wideband controller.
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