P123B - BARO Sensor / TC/SC Boost Pressure Sensor 'B' Correlation

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3   
Comments  |  Add Comment

Possible causes

  • Faulty Barometric Pressure (BARO) Sensor
  • Barometric Pressure (BARO) Sensor harness is open or shorted
  • Barometric Pressure (BARO) Sensor circuit poor electrical connection
  • Faulty Supercharger (SC) Boost Pressure Sensor 'A'
  • Supercharger (SC) Boost Pressure Sensor 'A' harness is open or shorted
  • Supercharger (SC) Boost Pressure Sensor 'A' circuit poor electrical connection

Possible symptoms

  • Engine Light ON (or Service Engine Soon Warning Light)

P123b Description

The Powertrain Control Module (PCM) monitors the Barometric Pressure (BARO) Sensor and Turbocharger (TC) / Supercharger (SC) Boost Pressure Sensor 'B'. The PCM sets the OBDII code when the Barometric Pressure (BARO) Sensor and Turbocharger (TC) / Supercharger (SC) Boost Pressure Sensor 'B' is not to factory specifications.
OBDII Code P123b - BARO Sensor / TC/SC Boost Pressure Sensor 'B' Correlation - AutoCodes.com

P123B Information for specific makes

  • P123B FORD BARO Sensor / TC/SC Boost Pressure Sensor 'B' Correlation

Need more help?

Get the P123b code diagnosed by a professional: Find a repair shop in your area

Related Information

P123B Comments

Help us improve AutoCodes.com. Leave a comment below or tell us if the information above help you fix the code. What are the symptoms on your vehicle for the P123b code? Have you replaced any parts?
Any information is appreciated. Thanks
Top ⇧