OBD-II code · Powertrain (generic, extended)

P2375 Turbocharger Inlet Pressure Sensor B Circuit Range or Performance

Same as P2374 but with the signal in plausible range yet not matching the engine model under boost. Boost control tracks commanded vs. actual manifold pressure; persistent deviation means wastegate, vanes, hose or actuator are not delivering the requested pressure.

Is it safe to drive with P2375?

Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.

Common causes

  • Most likelySensor element drifted
  • PossibleReference hose blocked or kinked

Symptoms

  • Check engine light on
  • Significant power loss / limp mode
  • Possible blue or black smoke from exhaust
  • Whistling or hissing sound from intake

Repair at a glance

Difficulty
Medium
DIY friendly
Often, with basic tools
Typical labour
0.6–1.6 h
Emissions test
Likely to fail
Parts involved
Turbo Inlet Pressure Sensor B, Turbocharger B

Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.