20:th-Feb-2019, 11:00:25
(15:th-Feb-2019, 16:03:14)Rocky33 Wrote: My 1.7 CDTI 130BHP gives 35mpg on pure city driving ,55mpg constant on pure motorway journey and when driving mix about 30 percent city and 70 percent motorwar .it gives me 46mpg.This is actual calculated MPG brim to brim .however the trip computer is very optimistic in my case .sometime the difference is upto 10 MPG and difference is never less than 7 mpg between real and trip.
Is there any way to re-calibrate the mpg to close up the gap perhaps using op-com.
Not that I'm aware of how it works it out will be across so many things.
Astra-J 2.0 CDTI S/S
Retrofitted AFL, TPMS, Navi950, BT, DAB, Rear Camera, Infinity sound system, Towbar, Flexfloor & more.
I can do programming and retrofits using genuine GM MDI and Dealer software.