Sup Guys, My wife ran into a weird problem on my 2010 X5 (E70) last night. She turned the rear wiper on yesterday as it was raining. However, when she got home, shut off the car and pulled the key out of the ignition the rear wiper stayed on. When she mentioned it to me, i thought it would shut off after a few minutes so i didnt think much of it. Repair manual X5 (F15, F85) Workshop Manuals 3 Saloon (E90) Workshop Manuals 5 Saloon (F10) Workshop Manuals 3 Saloon (F30, F80) Free detailed manuals and video tutorials on DIY BMW X5 (E70) repair. Our step-by-step guides will help you to maintain and repair your BMW X5 quickly and easily by following the instructions of professional technicians. A Closer Look at the Wiring Diagram BMW E53. The wiring diagram BMW E53 consists of two main parts - the power distribution box and the wiring harnesses. The power distribution box is located under the hood and contains the main components such as the alternator, starter, ignition switch, and voltage regulator. Install HPFP (BMW OEM, btw), new fuel sensor, replace rings on intake manifold and throttle body, clean up throttle body, put everything back together. Strong crank but no start. Read codes, a bunch of new ones and a bunch of previous ones gone. All 6 cylinders misfiring was the bulk of the problem. The fuel pump relay is a green 2 inch cube located in the trunk of the car. Open the trunk, on right hand side, there will be a panel that you can pull off. Lift the sponge cover and it will be right there. No there isn't one located there so I don't think Diesels have one. It has to be the EKP module. Here we come to look at this BMW X5 3.0 Dthe battery was already replaced by a previous mechanic before we arrived. Energyrick said: BMW E70 X5 3.0si SAV / Wiring Diagrams and Functional Description / Power train / Engine electronics, quality control valve (MSV) / Engine cooling / Electric coolant pump /. Electric coolant pump. The electric coolant pump is self-diagnosable. It automatically detects e.g. whether the impeller is turning. BMW X5 (E53) 3.0 ECU fault. Common problem causing engine start failure. This BMW X5 3.0D engine ECU is a very common problem causing complete non start of the engine, normally the fault will begin as intermittent with the engine not starting every now and again. Sometimes cycling the ignition on and off will correct the problem temporarily. Ix6n.