2.4 KiB
WBO Overview
Do-i-need-wideband-oxygen-sensor
External WBO
- External controller with analog output, like then AEM 30-4110 and similar products.
- External controller with CAN interface, like the AEM X-Series wideband controller/gauge.
rusEFI Wide band oxygen
- https://github.com/mck1117/wideband is what we use the forum thread
See rusEFI-Wideband-Controller
See Hellen-WBO
Naming Convention
pin 1 red: IP=Pump Current
pin 2 yellow: VS/IP=VM=common virtual ground for VS and IP
pin 3 white: H- Heater control, low-side
pin 4 grey: H+ Constant +12v
pin 5 green: R Trim=Calibration resistor
pin 6 black: UN = Vs = sensor voltage output = INRC
4.9 pinout courtesy of https://www.wbo2.com/cable/lsuconns.htm
Part Numbers
Connector Shells
| Connector | Part Number |
|---|---|
| Female (harness) | 1928404669 |
| Male (sensor) | 1928405111 |
Male connector is only needed when building extension harnesses. The connector on the sensor contains a laser-trimmed calibration resistor and should not be removed.
Female Terminals for Harness Side
| Wire Size | Plating | Strip | Loose |
|---|---|---|---|
| 24-22 AWG | Tin | 1564324-1 | 1564325-1 |
| 24-22 AWG | Gold | 1564324-2 | 1564325-2 |
| 20-18 AWG | Tin | 1241380-1 | 1241381-1 |
| 20-18 AWG | Gold | 1241380-2 | 1241381-2 |
| 16 AWG | Tin | 1418884-1 | 1418885-1 |
| 16 AWG | Gold | unavailable | unavailable |
Part numbers provided by and available for purchase at corsa-technic.com individually or as a kit. https://www.corsa-technic.com/item.php?item_id=1296
Sensor Part Numbers
BOSCH 17011 '2013 kia rio 1.6l l4 oxygen (o2) sensor Upstream`
BOSCH 17321 2012 ford focus Upstream
See also https://rusefi.com/forum/viewtopic.php?p=43513
ADV
1J0973705 8R0906262E
CJ125
- CJ125 is an unavailable old chip replaced by CJ135. CJ125 is not available from legit distributors for many years now. There is no documentation for CJ135. Some time ago we chose to no longer spend resources on CJ125.