LEMON Manuals: Even more car manuals for everyone
Home >> BMW >> 2021 >> 430i xDrive >> Repair and Diagnosis >> Electrical >> Gauges >> Engine Electrical System -- Repair (G22, G23 & G26) (2 Of 2) >> 12 51 Engine Wiring Harness >> 12 51 235 Remove and install/replace Module 1, sensor system engine wiring (RWD) (M440i Convertible) >> Installing the engine wiring harness for sensor system 1

Installing the engine wiring harness for sensor system 1

Engine wiring harness for sensor system 1 

G15545535Courtesy of BMW OF NORTH AMERICA, INC.
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.
G14230549Courtesy 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 TORQUE SPECIFICATION

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

Cable bracket on rear cylinder head/transmission
M6 x 20 tightening torque  8 Nm
G14230526Courtesy of BMW OF NORTH AMERICA, INC.
TIGHTENING TORQUE SPECIFICATION

Cable bracket on rear cylinder head/transmission
M6 x 20 tightening torque  8 Nm
G14206968Courtesy of BMW OF NORTH AMERICA, INC.
TIGHTENING TORQUE SPECIFICATION

Support to cylinder head
M6X16 tightening torque  8 Nm
G14230411Courtesy of BMW OF NORTH AMERICA, INC.
G14230410Courtesy of BMW OF NORTH AMERICA, INC.

Follow-up work