P22CA

What it means

The drive circuit for the turbocharger compressor outlet switching valve is open. On twin-turbo or sequential boost setups, this valve routes the compressor outlet between low-pressure and high-pressure stages.

Is it safe to drive?

This code points to a problem that can cause damage or affect safety. Avoid driving and have the vehicle diagnosed promptly.

Most likely causes

• Solenoid winding open

  high

  One of the most commonly reported causes for this code — check this first.

• Pin pushed back out of connector body

  low

  Less common, but worth ruling out after the more likely causes.

• Cracked solder joint inside the module or sensor

  low

  Less common, but worth ruling out after the more likely causes.

Related help

• Full P22CA diagnosis, causes & costs
• How to read check engine light codes
• Is it safe to drive with the light on?