I have a 99 S80 T6. I keep getting a P0452 code. Thinking I need to replace the gas tank sensor.Hoping that is all rather than replacing the fuel pump. Every once in a while the cas cap loose light will come on and then go out as well. Am I on the right track to the repair by replacing the tank sens...

Thanks a bunch. I did find a CO2 sensor at rockauto.com for $80 . That's a ton cheaper than $230. My friend bought his fuel pump through them for half the cost of other auto parts places. The fuel tank sensor now that's another issue. I think that's why every once in a while I get a message that say...

The codes I put in the earlier post are not related to the code that was sent to the machanics PC from Volvo. He also stated he was getting a gas tank high pressure code that would not clear. so that was what I was asking about access to the top of the fuel tank for. Thanks for being so helpful. I w...

Thanks for the input. I stopped at a local shop that specializes in European vehicles. He hooked his analyzer up to the car directly to his PC to VOLVO. It came up with a bad rear Co2 sensor and also a bad gas tank sensor. Is there a way to pull the back seat and see if there are inspection holes to...

I just purchased a 1999 S80 T6 and the check engine light came on . So i scanned the car with my OBDII and it came up with a P0036 and a P0452 codes. I called thw local dealership and he stated he could not cross referance the code to the ECM codes that the volvos scanners would scan instead of the ...