OBD-II code · Powertrain (generic)

P006D Barometric Pressure - Turbocharger/Supercharger Inlet Pressure Correlation Bank 1

The relationship between barometric pressure and turbo inlet pressure (bank 1) is implausible — at engine off the two should match. Indicates an inlet sensor or barometric sensor fault.

Is it safe to drive with P006D?

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

Common causes

  • Most likelyTurbo inlet pressure sensor drifted

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
0.5–2 h
Emissions test
Likely to fail
After the fix
A drive cycle is needed before the light stays off
Parts involved
Barometric Pressure Sensor, Turbo Inlet Pressure Sensor

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