XC60 Harsh shift 2nd to 1st 2012 XC60 T6 R=Design.
Calling out to anyone that has the below issue with coasting to a near stop then accelerating with a hard shift into first gear. I found the below Tech Journal that explains the exact issue however the local Volvo Dealership knows nothing about it or its not a thing in Australia. I pulled it off Sweedspeed. I guess i want to know if anyone in Australia has the same issue and if they have managed to do anything about it.
Technical Journal 31210
CSC Customer Symptom Codes
ND Automatic transmission/Shifts rough or jerky/When downshifting
VST Operation Number Description
43713-2 Automatic gearbox test drive/adaptation
DTC Diagnostic Trouble Codes
If using a printed copy of this Technical Journal, first check for the latest online version.
This Software (SW) only applies to vehicles in the list above and with Transmission Control Module
(TCM) hardware part number (HWPN) 31312609.
If the vehicle has TCM HWPN 30751946 or 31342781, then the TCM would have to be replaced with
HWPN 31312609 in order to accept the SW.
The downshift threshold for 2-1 gearshift has been set to 1 MPH compared to 4 MPH in the previous
version. This change was implemented as part of several shift performance upgrades to solve rough
shifts during the 5-4 downshift, N-D garage shift and Neutral Control.
Since the speed threshold was lowered in the latest software version, customers may experience a
different behaviour when coming to a rolling stop, but never coming to a complete stop, followed by a
If customer complains about a rough 2-1 downshift during a rolling stop, even though customer has
latest TCM software, please download TCM software according to SP numbers below.
Be aware that downloading this software will remove ALL fixes related to C1 issues, like rough 5-4
downshifts, N-D garage shift and Neutral Control.
SP 31456524 should be used for vehicle type
SP 31456542 should be used for vehicle type