sarahjung1
Latitude fuel pressure issue
Summary of the thread
A 2012 Renault Latitude diesel exhibited a check engine light, stalling at idle, and reduced power after a fuel filter change. The issue was suspected to be related to the fuel pressure regulator. After consulting with others and checking error codes, the problem was confirmed to be a defective fuel pressure regulator, which was resolved with a replacement.
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4 comment(s)
sarahjung1 (community.author)
Yeah, I got a code pointing to the fuel pressure regulator. You think it's worth just replacing the sensor, or is the whole fuel rail suspect?
jennifer_schroeder32
In my case, replacing the sensor didn't fix it. Ended up being something else in the fuel system. If the code specifically points to the regulator, maybe try that first, but honestly, I'd get it checked by someone who knows what they're doing. Saved me a lot of headaches in the long run.
sarahjung1 (community.author)
Alright, thanks for the insight. Took it to a shop. Turns out the fuel pressure regulator was defective after all, probably from the filter change messing something up. 45€ fix. Appreciate the advice!
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RENAULT
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LATITUDE
jennifer_schroeder32
Sounds familiar! I had similar symptoms on my old Opel Astra after a fuel filter change. Check engine light, loss of power... Could be a pressure sensor issue on the fuel rail. Did you check for any error codes?