Error code

OBD2 P2228

OBD2P2228
Diagnostic Trouble Code· Standard OBD-II fault code read from the vehicle's onboard diagnostics.

What it means

Barometric Pressure Circuit Low.

Severity

moderateCan drive but may experience reduced performance or fuel efficiency.

Summary

P2228 indicates that the barometric pressure sensor circuit is reading lower than expected, typically located in the engine control module (ECM).

Common Causes

  • Wiring short to ground
  • Faulty BARO sensor

Fixes

  • Replace the barometric pressure sensor.

FAQ

What causes P2228?

Common causes include wiring issues and a faulty barometric pressure sensor.

Not affiliated with OBD2. Answer summarized from the manufacturer's manual linked above; consult that source for the authoritative procedure.