P00D0
Barometric Pressure - Turbocharger/Supercharger Boost Sensor B Correlation
Barometric pressure and boost sensor B readings disagree at engine off — they should match without boost.
- Check engine light: Yes
- Emissions related: Yes
- Repair difficulty: medium
Symptoms
- Check engine light on
- Significant power loss / limp mode
- Possible blue or black smoke from exhaust
- Whistling or hissing sound from intake
Common causes
Ordered by how often each turns out to be the cause.
- One sensor driftedCommon
Parts involved
- Barometric Pressure Sensor
- Boost Pressure Sensor B
P00D0 is a generic OBD-II code defined by SAE J2012. Exact wording and diagnostic procedure vary by manufacturer and model. Code definitions are drawn from the public-domain OBDex dataset; the workshop notes are our own.