Engine Electrical System - Engine Wiring - Repair (G12)

• 12 51 Engine Wiring Harness
  • 12 51 210 Replacing the wiring harness section for injectors and ignition coils (740i 2016-2022, 740i xDrive 2017-2022)
    • Remove the wiring harness section for the ignition and injectors
    • Install the wiring harness section for the ignition and injectors
  • 12 51 235 Remove and install/replace Module 1, sensor system engine wiring (740i 2016-2022, 740i xDrive 2017-2022)
    • Removing the engine wiring harness for sensor system 1
    • Installing the engine wiring harness for sensor system 1
  • 12 51 240 Remove and install/replace Module 2, sensor system engine wiring (740i 2016-2022, 740i xDrive 2017-2022)
    • Removing engine wiring harness for sensor system 2
    • Installing the engine wiring harness for the sensor system 2
  • 12 51 245 Remove and install/replace transmission module engine wiring (740i 2016-2022)
    • Removing the wiring harness section of the transmission wiring harness
    • Install the wiring harness section of the transmission wiring harness
  • 12 51 245 Remove and install/replace transmission module engine wiring (740i xDrive 2017-2022)
    • Removing the wiring harness section of the transmission wiring harness
    • Install the wiring harness section of the transmission wiring harness
  • 12 51 210 Replacing the wiring harness section for injectors and ignition coils (740e xDrive PHEV 2017-2019)
    • Remove the wiring harness section for the ignition and injectors
    • Install the wiring harness section for the ignition and injectors
  • 12 51 215 Replace wiring harness section for Valvetronic servomotor (740e xDrive PHEV 2017-2019)
    • Remove the wiring harness section for the Valvetronic servomotor
    • Install the wiring harness section for the Valvetronic servomotor
  • 12 51 235 Remove and install/replace Module 1, sensor system engine wiring (740e xDrive PHEV 2017-2019)
    • Removing the engine wiring harness for sensor system 1
    • Installing the engine wiring harness for the sensor system 1
  • 12 51 240 Remove and install/replace Module 2, sensor system engine wiring (740e xDrive PHEV 2017-2019)
    • Removing engine wiring harness for sensor system 2
    • Installing the engine wiring harness for sensor system 2
  • 12 51 245 Remove and install/replace transmission module engine wiring (740e xDrive PHEV 2017-2019)
    • Removing the wiring harness section of the transmission wiring harness
    • Install the wiring harness section of the transmission wiring harness
  • 12 51 210 Replacing the wiring harness section for injectors and ignition coils (745e xDrive PHEV 2020-2022)
    • Remove the wiring harness section for the ignition and injectors
    • Install the wiring harness section for the ignition and injectors
  • 12 51 235 Remove and install/replace Module 1, sensor system engine wiring (745e xDrive PHEV 2020-2022)
    • Remove the engine wiring harness for sensor system 1
    • Installing the engine wiring harness for the sensor system 1
  • 12 51 240 Remove and install/replace Module 2, sensor system engine wiring (745e xDrive PHEV 2020-2022)
    • Removing engine wiring harness for sensor system 2
    • Installing the engine wiring harness for the sensor system 2
  • 12 51 245 Remove and install/replace transmission module engine wiring (750i 2016-2019)
    • Remove the transmission wiring harness
    • Installing transmission wiring harness
  • 12 51 300 Remove and install/replace engine wiring harness section, ignition module cylinder 1-4 (750i 2016-2019)
    • Removing the wiring harness section for the injectors of cylinders 1 to 4
    • Installing the wiring harness section for the injectors of cylinders 1 to 4
  • 12 51 301 Remove and install/replace engine wiring harness section, ignition module cylinder 5-8 (750i 2016-2019)
    • Removing the wiring harness section for injectors of cylinders 5 to 8
    • Installing the wiring harness section for injectors of cylinders 5 to 8
  • 12 51 302 Remove and install/replace wiring harness section, sensor system module cylinder 1-4 (750i 2016-2019)
    • Removing the wiring harness section for the sensor system of cylinders 1 to 4
    • Installing the wiring harness section for the sensor system of cylinders 1 to 4
  • 12 51 303 Remove and install/replace wiring harness section, sensor system module cylinder 5-8 (750i 2016-2019)
    • Removing the wiring harness section for the sensor system of cylinders 5 to 8
    • Installing the wiring harness section for the sensor system of cylinders 5 to 8
  • 12 51 304 Remove and install/replace the wiring harness section of the Valvetronic servomotor of cylinders 1-4 (750i 2016-2019)
    • Removing the wiring harness section for the Valvetronic servomotor of cylinders 1 to 4
    • Installing the wiring harness section for the Valvetronic servomotor of cylinders 1 to 4
  • 12 51 305 Remove and install/replace the wiring harness section of the Valvetronic servomotor of cylinders 5-8 (750i 2016-2019)
    • Removing the wiring harness section for the Valvetronic servomotor of cylinders 5 to 8
    • Installing the wiring harness section for the Valvetronic servomotor of cylinders 5 to 8
  • 12 51 322 Removing and installing/replacing the engine control module (DME/PDM) wiring harness section (750i 2016-2019)
    • Remove the vehicle wiring harness of the integrated power supply module (PDM)
    • Install the wiring harness of the integrated power supply module (PDM)
  • 12 51 245 Remove and install/replace transmission module engine wiring (750i xDrive 2016-2022)
    • Removing the wiring harness of the engine transmission module for equipment specification without a gasoline particulate filter
    • Version with a gasoline particulate filter: Removing the engine wiring harness from the transmission module
    • Equipment specification without gasoline particulate filter: Install the wiring harness for the engine transmission module
    • Version with a gasoline particulate filter: Installing the engine wiring harness of the transmission module
  • 12 51 250 Remove and install/replace blow-off valve wiring harness, cylinders 1-4 (750i xDrive 2016-2022)
    • Removing the wiring harness section of the blow-off valve for cylinders 1-4
    • Installing the wiring harness section of the blow-off valve for cylinders 1-4
  • 12 51 251 Remove and install/replace blow-off valve wiring harness, cylinders 5-8 (750i xDrive 2016-2022)
    • Removing the wiring harness section of the blow-off valve for cylinders 5-8
    • Installing the wiring harness section of the blow-off valve for cylinders 5-8
  • 12 51 300 Remove and install/replace engine wiring harness section, ignition module cylinder 1-4 (750i xDrive 2016-2022)
    • Removing wiring harness section for the ignition system of cylinder bank 1
    • Installing wiring harness section for ignition system of bank 1
  • 12 51 301 Remove and install/replace engine wiring harness section, ignition module cylinder 5-8 (750i xDrive 2016-2022)
    • Remove wiring harness section for the ignition system of cylinder bank 2
    • Installing wiring harness section for ignition system of bank 2
  • 12 51 302 Remove and install/replace wiring harness section, sensor system module cylinder 1-4 (750i xDrive 2016-2022)
    • Removing the wiring harness for the sensor system of cylinder bank 1
    • Installing wiring harness for sensor system of cylinder bank 1
  • 12 51 303 Remove and install/replace wiring harness section, sensor system module cylinder 5-8 (750i xDrive 2016-2022)
    • Removing the vehicle wiring harness for the sensor system of cylinder bank 2
    • Installing wiring harness for sensor system of cylinder bank 2
  • 12 51 321 Removing and installing/replacing wiring harness section, adapter, oil-level sensor (750i xDrive 2016-2022)
    • Removing adapter cable for oil-level sensor
    • Install adapter cable of the oil-level sensor
  • 12 51 322 Removing and installing/replacing the engine control module (DME/PDM) wiring harness section (750i xDrive 2016-2022)
    • Removing the engine wiring harness section/DME
    • Installing engine wiring harness section/DME
  • 12 51 245 Remove and install/replace transmission module engine wiring (M760i xDrive 2017-2022)
    • Remove the transmission wiring harness
    • Installing transmission wiring harness
  • 12 51 286 Removing and installing/replacing the wiring harness section for the sensor system module at cylinders 1-6 (M760i xDrive 2017-2022)
    • Remove the wiring harness section for the sensor system of cylinders 1 to 6
    • Install the wiring harness section for the sensor system of cylinders 1 to 6
  • 12 51 287 Removing and installing/replacing wiring harness section for the sensor system module at cylinders 7-12 (M760i xDrive 2017-2022)
    • Removing the wiring harness section for the sensor system of cylinders 7 to 12
    • Installing the wiring harness section for the sensor system of cylinders 7 to 12
  • 12 51 290 Remove and install/replace engine wiring harness section, ignition module cylinder 1-6 (M760i xDrive 2017-2022)
    • Removing wiring harness section for the ignition control of cylinders 1 to 6
    • Installing the wiring harness section for the ignition control for cylinders 1 to 6
  • 12 51 291 Remove and install/replace engine wiring harness section, ignition module cylinder 7-12 (M760i xDrive 2017-2022)
    • Removing wiring harness section for the ignition control of cylinders 7 to 12
    • Installing the wiring harness section for the ignition control of cylinders 7 to 12
  • 12 51 322 Removing and installing/replacing the engine control module (DME/PDM) wiring harness section (M760i xDrive 2017-2022)
    • Remove the vehicle wiring harness of the integrated power supply module (PDM)
    • Install the wiring harness of the integrated power supply module (PDM)
  • 12 52 032 Removing and install right control unit bracket (750i 2016-2019)
    • Removing the holder for the right-hand DME control unit
    • Installing the holder for the Digital Motor Electronics control unit on the right
  • 12 52 033 Removing and installing/replacing the left control unit bracket (750i 2016-2019)
    • Removing the holder for the DME control unit on the left
    • Installing the holder for the DME control unit on the left
  • 12 52 032 Removing and install right control unit bracket (750i xDrive 2016-2022)
    • Removing the control unit bracket for cylinders 1 to 4
    • Installing control unit holder for cylinders 1 to 4
  • 12 52 033 Removing and installing/replacing the left control unit bracket (750i xDrive 2016-2022)
    • Removing the control unit bracket for cylinders 5 to 8
    • Installing the control unit bracket for cylinders 5 to 8
  • 12 52 032 Removing and install right control unit bracket (M760i xDrive 2017-2022)
    • Removing the holder for the right-hand DME control unit
    • Installing the holder for the Digital Motor Electronics control unit on the right
  • 12 52 033 Removing and installing/replacing the left control unit bracket (M760i xDrive 2017-2022)
    • Removing the holder for the DME control unit on the left
    • Installing the holder for the DME control unit on the left