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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 51 210 Replacing the wiring harness section for injectors and ignition coils (430i and 430i xDrive coupe/convertible/Gran Coupe sedan) >> Install the wiring harness section for the ignition and injectors

Install the wiring harness section for the ignition and injectors

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 TORQUE SPECIFICATION

Ground cable to rail
M6 tightening torque  5 Nm
G12701539Courtesy of BMW OF NORTH AMERICA, INC.
G14298019Courtesy of BMW OF NORTH AMERICA, INC.

Follow-up work