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Home >> BMW >> 2022 >> M4 Base, Automatic Trans >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Engine Electrical System -- Repair M4 (G82 & G83) >> 12 51 Engine Wiring Harness >> 12 51 235 Remove and install/replace Module 1, sensor system engine wiring (M4 AWD models, 2021-2023) >> 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 

G15297197Courtesy 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.
TIGHTENING TORQUE SPECIFICATIONS

Cable bracket on rear cylinder head/transmission
M6 x 20 tightening torque  8 Nm
G15297201Courtesy of BMW OF NORTH AMERICA, INC.
TIGHTENING TORQUE SPECIFICATIONS

Cable bracket on rear cylinder head/transmission
M6 x 20 tightening torque  8 Nm
G15297202Courtesy of BMW OF NORTH AMERICA, INC.

The connectors (1)  must engage audibly.

G15297206Courtesy of BMW OF NORTH AMERICA, INC.

Follow-up work