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Thanks for reply, the diagnostic (Launch tool) is the same as the Techstream have used both ,they do not have a dedicated DPF reset for DPF having been cleaned or replaced !.So it seems to me it must use :- Regen performed - completed / diff pressure reduction during / max sustained temp during...

Sorry it's late ,but thanks for the replies. I had already swopped the diff sensors (Toyota charge over £700 for them !!) there was no change . The regen button only works as the ecu believes one of the dpf's really is blocked (200 %) ,but having physically measured the back pressure which...

Hi Every one . Would just like to ask for any suggestions. This 2015 v8 diesel is my latest LC (have had 8 since 1987 & Still have a 2005 100 series - slow but always gets there) Does anyone know how to remove the DPF Full warning, Have removed - cleaned DPF's , checked back pressure via diff...