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Home >> BMW >> 2017 >> 530i >> Repair and Diagnosis (Single Page) >> Electrical >> Charging Systems >> Engine Electrical System - Repair (G30) (3 Of 5) >> 12 51 Engine Wiring Harness >> 12 51 235 Remove and install/replace Module 1, sensor system engine wiring harness (530e xDrive PHEV 2021-2022) >> Installing the engine wiring harness for the sensor system 1

Installing the engine wiring harness for the sensor system 1

Engine wiring harness for sensor system 1 

G14216855Courtesy of BMW OF NORTH AMERICA, INC.

1 Engine wiring harness for sensor system 1 

NOTE: RISK OF DAMAGE 
Improper routing of cables and wiring harnesses. 
Trapped, crushed or damaged cables may cause short circuits and malfunctions. 
  • Route all cables without abrasions, do not trap and crush.
TIGHTENING TORQUES SPECIFICATION

Wiring harness section for engine to cylinder head cover
M6 Tightening torque  8 Nm
G14206975Courtesy of BMW OF NORTH AMERICA, INC.
G14205906Courtesy of BMW OF NORTH AMERICA, INC.
CAUTION: Improper routing of the positive battery cable. 
Risk of short circuits! 
  • Route the positive battery cable without abrasions and do not trap.
G14192404Courtesy of BMW OF NORTH AMERICA, INC.
TIGHTENING TORQUES SPECIFICATION

Battery positive lead to starter
M8 Tightening torque  13.5 Nm
TIGHTENING TORQUES SPECIFICATION

Cable bracket on rear cylinder head/transmission
M6 x 20 Tightening torque  8 Nm
G14206985Courtesy of BMW OF NORTH AMERICA, INC.
TIGHTENING TORQUES SPECIFICATION

Cable bracket on rear cylinder head/transmission
M6 x 20 Tightening torque  8 Nm
G14206968Courtesy of BMW OF NORTH AMERICA, INC.
G14206966Courtesy of BMW OF NORTH AMERICA, INC.

Follow-up work