Error code

OBD2 P2229

OBD2P2229
Diagnostic Trouble Code· Standard OBD-II fault code read from the vehicle's onboard diagnostics.

What it means

Barometric Pressure Circuit High.

Severity

moderateCan drive but may experience reduced performance or fuel efficiency.

Summary

P2229 indicates that the barometric pressure sensor circuit is reading higher than normal, which can affect altitude calculations in the engine control module (ECM).

Common Causes

  • Wiring short to positive
  • Faulty BARO sensor

Fixes

  • Replace the barometric pressure sensor.

FAQ

What does P2229 mean?

P2229 indicates a high reading from the barometric pressure sensor circuit, which can affect altitude calculations in the ECM.

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