From 372: CEM-3F90 Fuel pump relay. Open circuit or short circuit to ground. The following applies to vehicles with fuel pump module (PEM): Central electronic module (CEM) checks the voltage feed to the fuel pump module. The Central electronic module (CEM) activates the voltage supply to the fuel p...

Finally got the car into Volvo on THURSDAY last week. Been wrestling with my BMW in the meantime (fuel pump, axles, brakes, vac leaks, oil leaks, etc. etc.). 3 MO baby had a trip to the ER this weekend as well. Turned out to be her trying to breath in a funny way, so she's all good. At any rate, Vo...

I meant replacement by Volvo since I took it in...I'll wait til this is resolved before posting again to avoid adding confusion (unless I need SPECIFIC help). Fuel pump was omitted by everyone as it had been replaced and assumed good- it wasn't Timeline: PO (previous owner-2nd owner, 120k to 150k, n...

I picked up the car on Saturday and having been driving it since without issue... :D :D :D MANY THANKS TO EVERYONE FOR THEIR CONTRIBUTIONS/ADVICE/HELP/THOUGHTS!!! :wink: VOLVO would not proceed unless I had them replace the sensor ($120). I conceded in order to get the car back. They tried to charge...