ChipRace Wideband O2
| Brand | ChipRace |
|---|---|
| Model | Wideband O2 |
| Output Type | Common mode (signal ground and power supply ground are common) |
| Sensor Type | Bosch LSU 4.2 |
| Fuse | 5A |
Wideband controller with display. Can be connected to 12V battery or a 12V/5A power supply.
Typical installation is a fixed installation in the exhaust pipe, a few centimeters after the manifold junction. In dynamometers, it can be used with an adapter at the exhaust pipe outlet as explained here.
IMPORTANT
Read the manufacturer's instructions and follow the recommendations for position, mounting, and fuse.
Connection to Accudyno
| Wire/Color | Function | Gyra/Forza |
|---|---|---|
| Yellow/Red | Analog Output (+) Pin 11 | AIN1 |
| Red/Blue | Positive Power Supply (+) Pin 7 | Battery(+) |
| Yellow/Blue | Common Negative (-) Pin 1 | GND and Battery(-) |
| Wire/Color | Function | GO/PRO |
|---|---|---|
| Yellow/Red | Analog Output (+) Pin 11 | Accudyno IN+ (AFR Pin 3) |
| Red/Blue | Positive Power Supply (+) Pin 7 | Battery(+) |
| Yellow/Blue | Common Negative (-) Pin 1 | Accudyno IN- (AFR Pin 2) and Battery(-) |
Calibration
| Voltage | Lambda | AFR (Gasoline) |
|---|---|---|
| 0.2 V | 0.65 | 9.56 |
| 4.8 V | 1.30 | 19.11 |