P2229 Acura Barometric Pressure (BARO) Sensor Circuit High Voltage

P2229 Acura Barometric Pressure (BARO) Sensor Circuit High Voltage

Possible causes
– BARO sensor malfunction
– Connector or terminal malfunction
– Open circuit in wiring between BARO sensor and PCM
– Short to power circuit in wiring between BARO sensor and PCM
– Powertrain Control Module (PCM) malfunction
P2229 Acura Description

Powertrain Control Module (PCM) monitors input voltage from BARO sensor. If input voltage at PCM terminal 1AG is above 4.43 V, PCM determines that BARO sensor circuit has malfunction.

Acura Vehicle:

Acura ILX, Acura MDX, Acura RDX, Acura RLX, Acura TL, Acura TSX, Acura ZDX, Acura CSX, Acura EL, Acura Integra, Acura RSX, Acura Legend, Acura Vigor, Acura CL, Acura SLX, Acura NSX, Acura RL, Acura ZDX