paulasilber1

Crossland X Turbo Actuator Fault

I'm experiencing an issue with my 2022 Vauxhall Crossland X petrol. It's done 46125 km. The check engine light is on, and power feels significantly reduced with poor engine response. I've also observed a whistling noise, which turns into a loud hissing sound when accelerating. Occasionally, the engine even stalls at idle, and I’ve seen higher fuel consumption. I suspect a boost pressure actuator fault, possibly due to a defective electrical bypass valve. Has anyone else encountered similar problems with the turbocharger system on their Crossland X? I've checked hoses and visible connections, but I can't pinpoint the exact location of the boost pressure sensor or actuator valve to do more detailed testing.

A 2022 Vauxhall Crossland X is experiencing reduced power, poor engine response, a whistling noise turning into a loud hissing sound during acceleration, occasional stalling at idle, and increased fuel consumption. The suspected cause is a boost pressure actuator fault, potentially due to a defective electrical bypass valve, indicated by a P0299 error code. The recommended solution is to have the vehicle professionally inspected and repaired, as confirmed by another owner with similar issues.

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4 comment(s)

That sounds awfully familiar. I had almost the exact same symptoms on my Crossland X – the whistling, hissing, power loss. I was pulling my hair out trying to figure it out. Did you notice if it was worse at certain speeds or under specific load conditions? Also, have you tried scanning the car for any specific error codes related to the turbo or boost pressure?

The issue definitely seems more pronounced under heavier load, like going uphill or accelerating onto the highway. Regarding error codes, I did a scan and it's pointing towards a boost pressure actuator malfunction, specifically a P0299 code, which is why I'm focusing on the turbo actuator. Is that the same code you received? Were there any other error codes, potentially pointing to issues with a pressure sensor?

Yep, P0299 rings a bell! Honestly, after digging around for ages I couldn't find a cheap fix and I ended up taking it to the local garage. They confirmed the actuator was shot. Best bet is to get it checked out by a professional; messing with turbochargers can get very expensive, very quickly.

Thanks a lot for confirming. I think I'll take your advice and get it to a workshop. I received a quote for around 250€ including parts and labor. Fingers crossed that will solve the issue!

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VAUXHALL

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CROSSLANDX