76 lines
2.2 KiB
Markdown
76 lines
2.2 KiB
Markdown
# BMW N73
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[rusEFI 2004 BMW 760 forum thread](https://rusefi.com/forum/viewtopic.php?f=2&t=1845)
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BMW 760 12 cylinders
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See [BMW-e65](BMW-e65)
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x2 DME - engine control unit using [134 pin connector](OEM-connectors#134)
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x2 HDEV fuel injection module 7506280 [121 pin connector](OEM-connectors#121)
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[N73 ECU pinout](https://docs.google.com/spreadsheets/d/1W5Unmn0BxpyJrF7ygtsBidWyytZWV2f26zL1YWcE44c/)
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![p](OEM-Docs/Bmw/2003_7_Series_e65/2003_N73_engine_part-1.png)
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![p](OEM-Docs/Bmw/2003_7_Series_e65/2003_N73_engine_1.png)
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![p](OEM-Docs/Bmw/2003_7_Series_e65/2003_N73_engine_2.png)
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![p](OEM-Docs/Bmw/2003_7_Series_e65/2003_N73_engine_3.png)
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![p](OEM-Docs/Bmw/2003_7_Series_e65/2003_N73_engine_4.png)
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![p](OEM-Docs/Bmw/2003_7_Series_e65/2003_N73_engine_5.png)
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![p](OEM-Docs/Bmw/2003_7_Series_e65/2003_N73_engine_6.png)
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![p](OEM-Docs/Bmw/2003_7_Series_e65/2003_N73_engine_7.png)
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![p](OEM-Docs/Bmw/2003_7_Series_e65/2003_N73_engine_8.png)
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![p](OEM-Docs/Bmw/2003_7_Series_e65/2003_N73_engine_9.png)
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![p](OEM-Docs/Bmw/2003_7_Series_e65/2003_N73_engine_10.png)
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![connector](OEM-Docs/TE/Connector_121_pinout.jpg)
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## HDEV
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Injector #1 + #118
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Injector #1 GND #114
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Injector control #44-#49
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These pins are pulled-up to +12v - low-side driven control.
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GND #1 #2
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Power +12v: #4 #51
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The larger chip inside 7506280 says 30429, obviously google knows nothing about this 30429. But it's probably CJ830.
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SAK-C505
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[wikipedia](https://en.wikipedia.org/wiki/BMW_7_Series_(E65))
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Injector 13647512081 looks to be solenoid type. Fuel pressure maxes out at 120bar.
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R=2.1OHm
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Ignition COP 12138657273 is shared with a lot of other BMW and Mini models.
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CAS 61326943828 51210030982
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CAS 61356972681
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CAS 61326922329
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Programming keywords:
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ISTA ICON
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## Starting
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![x](OEM-Docs/Bmw/2003_7_Series_e65/2004-760-starting.png)
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## Data Lines
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![x](OEM-Docs/Bmw/2003_7_Series_e65/2004-760-obd.png)
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![x](OEM-Docs/Bmw/2003_7_Series_e65/2004-760-data-buses-1.png)
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![x](OEM-Docs/Bmw/2003_7_Series_e65/2004-760-data-buses-2.png)
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![x](OEM-Docs/Bmw/2003_7_Series_e65/2004-760-data-buses-3.png)
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## Anti Theft
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![x](OEM-Docs/Bmw/2003_7_Series_e65/2004-760-anti-theft-1.png)
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![x](OEM-Docs/Bmw/2003_7_Series_e65/2004-760-anti-theft-1.png)
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![x](OEM-Docs/Bmw/2003_7_Series_e65/2004-760-anti-theft-1.png)
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