Gotchya Thanks. I've been doing the work on the car up until I took it to him to do some testing as the things I have replaced to date have not cleared up the problem. He did give me a choice between the Bremi and a Bosch. I chose the Bremi over the Bosch to save a bit of money as I have spent a ton...

It means I am having my mechanic look to see if the new maf is faulty. I’ve had good luck with him so far and would rather give him the benefit of the doubt before I start accusing him of anything. I ordered a Bosch TPS as the new one I put on was a cheap one. Hopefully that’s it.

I’m having the new maf retested Monday as it was installed by my mechanic after running full diagnostics . If it’s bad I’ll have him put in a Bosch. The filter is Bosch, plugs are 3prong Volvo. Cables are original. No smoke. I’ll try a cap and rotor. He said fuel pressure was good.

Will do Thanks. I’m also wondering if it’s the fuel damper.

erikv11 wrote: ↑10 Aug 2018, 07:51 Probably not the cause but to be sure: you put in a Bosch MAF?

It's a Bremi part # 1275749

Have you had a chance to check the engine coolant temperature sensor and wiring? If it's giving a falsely high resistance reading due to sensor failure or corrosion on the electrical connector pins, it could cause the engine computer to read lower engine temperature than actual and cause it to give...

I have an issue with my 850 wagon non turbo 5 cylinder fwd . It hesitates under light pedal pressure. I’ve replaced the fuel filter, injectors, MAF, plugs, TPS,( all high end parts) cleaned throttle body ( off car) cleaned idle control valve ( off car). I fixed obvious vacuum issues and had a smoke ...