2022-01-25 17:01:06 -08:00
# WBO Overview
2022-08-28 08:33:22 -07:00
2023-01-02 11:22:23 -08:00
[Do-i-need-wideband-oxygen-sensor ](https://github.com/rusefi/rusefi/wiki/do-i-need-wideband-oxygen-sensor )
2022-01-25 17:01:06 -08:00
2023-01-06 17:10:33 -08:00
## External WBO
2020-04-30 12:21:41 -07:00
2021-03-23 12:59:58 -07:00
* 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.
2023-01-06 17:10:33 -08:00
## rusEFI Wide band oxygen
2020-04-30 12:23:22 -07:00
2023-12-18 05:34:23 -08:00
* [https://github.com/mck1117/wideband ](https://github.com/mck1117/wideband ) is what we use [the forum thread ](https://rusefi.com/forum/viewtopic.php?f=4&t=1856 )
2021-05-17 09:27:14 -07:00
2021-05-17 10:42:56 -07:00
See [rusEFI-Wideband-Controller ](rusEFI-Wideband-Controller )
2021-05-17 09:27:14 -07:00
2021-10-01 08:41:42 -07:00
See [Hellen-WBO ](Hellen-WBO )
2023-01-06 17:10:33 -08:00
## Naming Convention
2021-03-10 09:46:12 -08:00
2023-11-06 07:26:43 -08:00
pin 1 red: IP=Pump Current
2020-05-16 09:00:00 -07:00
2023-11-06 07:26:43 -08:00
pin 2 yellow: VS/IP=VM=common virtual ground for VS and IP
2020-05-01 22:54:53 -07:00
2023-11-06 07:26:43 -08:00
pin 3 white: H- Heater control, low-side
2021-03-10 09:46:12 -08:00
2023-11-06 07:26:43 -08:00
pin 4 grey: H+ Constant +12v
2020-05-16 09:00:00 -07:00
2023-11-06 07:26:43 -08:00
pin 5 green: R Trim=Calibration resistor
2020-05-01 22:54:53 -07:00
2023-11-06 07:26:43 -08:00
pin 6 black: UN = Vs = sensor voltage output = INRC
2021-03-10 10:00:08 -08:00
2022-01-24 17:21:25 -08:00
4.9 pinout courtesy of [https://www.wbo2.com/cable/lsuconns.htm ](https://www.wbo2.com/cable/lsuconns.htm )
2020-05-01 23:04:17 -07:00
2020-05-01 22:54:53 -07:00
2020-05-01 14:01:32 -07:00
2023-01-06 17:10:33 -08:00
## Part Numbers
2022-03-17 14:34:02 -07:00
### 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 |
2023-01-02 11:22:23 -08:00
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 >
2023-04-28 11:03:09 -07:00
## ADV
2023-05-02 22:28:40 -07:00
1J0973705 8R0906262E
2023-12-18 05:34:23 -08:00
## CJ125
2023-12-18 11:53:39 -08:00
* 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.
