Barometric pressure sensor rationality monitor
WARNING: This page is about a different car, the 2006 Suzuki XL-7. However, it is still accessible from the selected car via links, so may be relevant.
Operation
BAROMETRIC PRESSURE SENSOR RATIONALITY MONITOR OPERATION
| DTCs | P2227 |
| Monitor execution | Once per driving cycle |
| Sensors / components OK | MAP, ECT, IAT |
Enable conditions
BAROMETRIC PRESSURE SENSOR RATIONALITY MONITOR ENABLE CONDITIONS
| Parameter | Minimum | Maximum |
|---|---|---|
| Engine coolant temp. | -7.6 (18.3) °C (°F) | |
| Intake air temp. | 4.7 (40.5) °C (°F) | |
| Battery voltage | 8 V | |
| ECM check sum | No DTC | |
Typical malfunction thresholds
BAROMETRIC PRESSURE SENSOR RATIONALITY MONITOR TYPICAL MALFUNCTION THRESHOLDS
| BARO - MAP at engine start > 4 kPa |