I've had the ""VSS fault, check DPS" and "limp home mode" at least four times now. The first time was when I was having the "won't start" issue, and I thought it was related. Letting it sit while I went to dinner cured the fault and it then started and ran normally. But when I got the SE5 to the tech, he couldn't find any problems, and cleared the fault.
About 5 hours into the next trip, on the freeway at 70 - 75 mph, I noticed the warning light, even before it went into limp home mode. I pulled over and let it sit with the key off for about 5 minutes. It started and ran normally again.
About 5 hours into the next day, it did the same. I pulled over and let it sit with the key off, and it then ran normally.
On the return trip northbound, it faulted again, this time about 7 hours into the trip. Same treatment.
I haven't taken it back to the tech yet for more diagnostics, since I passed by the dealer area on a Monday, and I'm three hours away.
Any advice from the pros?
pmdave
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