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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 42 Starter Line >> 12 42 500 Removing and installing/replacing the positive battery cable (after vehicle diagnosis) (between alternator/starter and auxiliary terminal for jump starting) (M550i xDrive 2018-2019) >> Installing the positive battery cable

Installing the positive battery cable

Positive battery cable 

G14240820Courtesy of BMW OF NORTH AMERICA, INC.

Prerequisite 

Battery ground lead is disconnected.

NOTE: RISK OF DAMAGE 
Malfunction or failure of the DME. 
Grounding points that are not screwed on may lead to malfunction or failure of the DME. 
  • Screw all screw points of the cable ducts on again. Some of the screw points are also grounding points.
TIGHTENING TORQUES SPECIFICATION

Battery ground lead to cylinder head cover 
Earth pin Tightening torque  10 Nm
G14240825Courtesy of BMW OF NORTH AMERICA, INC.
TIGHTENING TORQUES SPECIFICATION

Cable duct to cylinder head cover/cylinder head 
M6 screw Tightening torque  10 Nm
TIGHTENING TORQUES SPECIFICATION

Battery positive lead to starter 
M8 tightening torque  13.4 Nm
G14240826Courtesy of BMW OF NORTH AMERICA, INC.
TIGHTENING TORQUES SPECIFICATION

Positive battery cable to alternator 
M8 Tightening torque  19 Nm
G14240824Courtesy of BMW OF NORTH AMERICA, INC.
TIGHTENING TORQUES SPECIFICATION

Cable duct to cylinder head cover/cylinder head 
M6 screw Tightening torque  10 Nm
TIGHTENING TORQUES SPECIFICATION

Ground cable on cylinder head cover/ground pin 
Nut M5 tightening torque  4.6 Nm
G14240823Courtesy of BMW OF NORTH AMERICA, INC.
TIGHTENING TORQUES SPECIFICATION

Battery positive lead to battery positive terminal 
M8 Tightening torque  15 Nm
G14240822Courtesy of BMW OF NORTH AMERICA, INC.
G14240821Courtesy of BMW OF NORTH AMERICA, INC.

Follow-up work