The engine classes using this system are apq, anx, and aex. Ecu circuit diagram database consist of 400 documents for downloading. In the bmw software, the term ecu may refer to any electronic control module. Motronic education set download scientific diagram researchgate. Robert bosch foundation fellowship program bosch process robert bosch stiftung. Im working on my bmw 320i e30 1990 so its the later 1. I believe the aex engine is of most interest to me. Bosch motronic info 3b system description the motronic ecu on the 3b engined s2 coupe is described in this section, along with an overview of the main components assoiated with the ignition, injection. Page 1 page 2 list of repair groups 944 page 3 table of contents. Toad obd1 vehicle support list car obd diagnostics, ecu. Gm copyright equiptech reduceinterferencetoaminimum. How motronic calculates theoretical engine load motronic needs three things to calculate the internal load signal which can be found as axis for several maps. I recently got volfcr cable from ebay for my volfcr software version 1.
I know this has been discussed but cant seem to locate any posts that descibes whats needed and how to do it. Porsche 944 volume 5electrical manual pdf download. Weve got all the 14 pin connections figured out on the car side, and know how to get most of the sensors running. If you have access to a wiring diagram for the bosch motronic mp 9. The later model ecuii is flashable in the unit and several designs, schematics. Best way to find if your obd1 vehicle is included on this page is to perform a search in your browser for your vehicle model. Over here are the most used datasheets for the eproms or other importants chips on your ecu. And only turbo models i keep forgetting that people buy nonturbo volvos. Each educational set is controlled by a software program figure 3. Can someone please help me with software that will read the pin code of a bosch motronic me7. I know this has been discussed but cant seem to locate any posts that descibes whats needed.
A signal from the airmass meter, normalized to airflow in kghr. Notes version notes last updated download link q tuning software 7. One response to bmw motronic tuning, specifically motronic 1. Not 100% sure on the processor, ill check and get back to you with an answer. This is stretching my normal range, but with the best will and perhaps a little direction from this community, im hopeful for a happy ending. Good news are that i have access to all ecus in the car including service light reset,but i have no access into engine. Im doing r32 swap for my mk3,but half of wires is cut off. If you hear no reaction where one is expected, test the actuator circuit with a digital. In some cases, it still uses the cold start valveinjector, unlike the 1. Xdf files are specific to the motronic version, therefore an xdf that was made for motronic 1.
Please note that in the nanocom evolution the software looks to the presence of the body. Software, manual, and base map downloads ecumaster usa. This ecu was one of the first flash memory based ecus with a huge memory the entire code that controls its. I am able to read pin codes in vws up to 04 with my software via obd2. Ive started working on reverse engineering the motronic 1. It was first fitted in the 1990 model year late 1989 and is a fully integrated system that controls primary.
Motronic is the trade name given to a range of digital engine control units developed by robert. Motronic engine schematic diagram circuit wiring diagrams. Cedm is a former brazilian correspondence school and it is the z80 computer of microprocessor course. Download scientific diagram motronic education set from publication. It is hoped that these sheets are more user friendly than the full set of s2 schematics. If your 80s bmw connector has 15 pins, its motronic basic. If the check engine light comes on, leave the key in the on position, but dont start the car.
Ecu wiring diagram, schematics for cars and additional information for bosch edc16, edc17, edc15, me71, me75, med7. The check engine light will begin to flash the code after about 3 seconds. Never shortcircuit the wires of the engines wiring loom or the outputs. As far as i know all e28 bmw 535i cars use motronic basic. Over here are the most used datasheets for the eproms or other. Xdf files are specific to the motronic version not the car, therefore an xdf that was made for example for motronic 1. Ryan nimicks megasquirt to motronic 55 pin adapter board lets you adapt your megasquirt v3. Schematics of various adapters for several diagnostic softwareprograms 5. Ecu circuit diagram for bosch ecu schematic autodtc. The motronic is the trade name given to a range of digital enginemanagement systems developed by robert bosch gmbh, commonly known as bosch. It is hoped that these sheets are more user friendly than the full set of s2 schematics as they focus only on motronic related components. A 3 wire tps tells your ecu if you are at idle, cruise or wot. The schematics for the 3b and aby engine are distilled from a combination of the various sources i was able to track down for the north american implementation of the 3b and aan engines.