Used 5w-50 instead of 5w-40 is this a problem? - TDIClub Forums
Used 5w-50 instead of 5w-40 is this a problem? VW MKIV-A4 TDIs (VE and PD) ... CASTROL SAE 5W-50 provides the widest range of protection available. SAE 5W-50 delivers exceptional cold temperature pumpability for rapid oil circulation at start-up and ......