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Home >> BMW >> 2021 >> X3 xDrive30i >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Engine Electrical System -- Repair (2 Of 2) (G01) >> 12 51 Engine Wiring Harness >> 12 51 245 Remove and install/replace transmission module engine wiring (X3 sDrive 30i, 2018-2022) >> Install the wiring harness section of the transmission wiring harness

Install the wiring harness section of the transmission wiring harness

Wiring harness section of transmission wiring harness 

G14311084Courtesy 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.

The connector (1) must engage audibly.

G14192481Courtesy of BMW OF NORTH AMERICA, INC.

→ Fastening the transmission 

TIGHTENING TORQUES SPECIFICATION

Transmission cross member to body 
M8 tightening torque  19 Nm
G14192480Courtesy of BMW OF NORTH AMERICA, INC.
G11105250Courtesy of BMW OF NORTH AMERICA, INC.

The connector (1) must engage audibly.

G14239925Courtesy of BMW OF NORTH AMERICA, INC.

The connector (1) must engage audibly.

G14192477Courtesy of BMW OF NORTH AMERICA, INC.
TIGHTENING TORQUES SPECIFICATION

Cable bracket on rear cylinder head/transmission 
M6 x 20 tightening torque  8 Nm
G14192475Courtesy of BMW OF NORTH AMERICA, INC.

Follow-up works