I found the problem. It was the 12 V supply to the accelerator sensor due to a missing fuse in the engine compart fuse/relay box. Not sure how long its being missing as this problem started over a year ago and was very much intermittent

Thanks Precopater. Over the last few days i have test with VIDA and got the fault "ECM-9180 accelerator pedal position sensor fault signal". Other codes are ECM-9520, 9585 and 959F. I then disconnect the ETM from the intake manifold along the MAF and perform an ETM test that shows both pot...

I now got VIDA connected but it does not read any information from the CEM even when the car has a message. I have attached a screen shot of the page from the diagnostic menu. It does not even read the battery voltage or the ignition key position. Anyone able to help?

Can I installed an ETM from another volvo S80 on this car? I may be able to get a used one. Not sure if there will be any issue with the ECM.

I got this message "Engine System Service Urgent" on my 2001 Volvo S80 2.9 while driving and the car immediately lose power and failed to accelerate. Now it randomly works where for the most part on pressing the accelerator the engine rev remains at the throttle position. I even put the ve...

I just purchase a VIDA 2014D version and installed it then connect with the DICE to my car. It connects ok and read the vehicle details but it won't give access to the diagnostic menu. It's all grey out. Other it connects, anyone experience this before?

I am willing to invest in a good code reader for this car as it runs great and I love it. Any code reader recommended? Maxiscan EU702, Vida/dice or any other?

I am using an Autel maxiscan MS509 OBD2/EOBD Scanner.

It just display the message "engine system service required" on pressing the read button. There is no code. when I rotate the circular part on the stalk it will display I have one message then pressing the button display the message only. I have the Autel maxiscan but it reads no code. I a...

I have a 2001 volvo S80 2.9 that gives intermittent message "engine system service required" on the dashboard. It comes up sometimes every few days , weeks or even over a month. It goes away without I doing anything and then will just pops up again. I use my maxiscan OB2 scanner i purchase...