2005 Vauxhall Vivaro sometimes i lose power and no fault codes

Car: Vauxhall Vivaro
Year: 2005
Variant: 1.9
Categories: Running Rough, Starting & Power Loss
Hi, i have a problem.with my vivaro from 2005, is 1.9. I changed maf, egr, map, both vacuum sensor, crank shaft sensor, filters, oil, cambelt.

The problem is sometimes i lose power for few seconds and then is ok. But it happed so many times.
I dont have a fault code because is none there and no lights on when that happen.

Anyone have any idea what can be?
Posted: Jul 6, 2021 (2 years ago)
Could be a partly plugged cat / exhaust ?
Posted Jul 6, 2021 (2 years ago)
I will take a look. Thank you
Posted Jul 7, 2021 (2 years ago)

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