Auto box update, disconnected battery and reconnected went for a drive gearbox working perfect so the problem must be on the electrical side, see how long it last.

P38 diesel 1997 when cold changes gear perfect but as soon as the engine reaches working temp it drops down a gear, the engine needs to reach 3500 rpm aprox to change through any of the gear, oil and oil cooler plus filter changed but bidnt help, I'm thinking sensor or solenoid , anyone got...

Hi James I have 1998 p38 BMW auto with similar problem , recently had Becm unit overhauled and immobilizer removed , the gearbox problem only happened couple of times previous to this but now its happening intermittently on a regular basis. The problem is as follows sticks in 3rd then...

Thanks for your reply Mad Becm is it reparable or would you say replacement needed, thanks Ped.

Hi out there congratulations on this superb sit, Im a new member and would appreciate any advice , the problem is P38 BMW left standing for 2 week when I tried the remote nothing happened so gained access with key in drivers door, battery totally flat, fitted new battery, when I tried to enter...