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Home >> BMW >> 2021 >> M3 Base, Automatic Trans >> Repair and Diagnosis >> Steering >> Steering Column >> Steering And Wheel Alignment -- Repair -- M3 (G80) >> 32 31 Steering Column >> 32 31 091 Replace steering column (M3 base, M3 Competition, M3 Competition M xDrive, M3 CS) >> Remove steering column

Remove steering column

WARNING: Pyrotechnic components 
Danger! Immobilization period-threatening injuries! 
  • All work on pyrotechnic parts may be carried out by technically experienced and appropriately trained personnel only
  • Replace any damaged part or ones that have been dropped
  • For additional information see: 72 00 SAFETY REGULATIONS on handling components with gas generators
WARNING: Working on 12 V electrical system 
Risk of short circuits! Risk of fire! 
  • Make sure that there is no charger  connected to the jump start terminal in the engine compartment
  • Detach battery ground lead from battery
  • For auxiliary batteries: Detach battery minus cables from all auxiliary batteries
WARNING: Airbag unit 
Danger! Immobilization period-threatening injuries! 
  • Before performing any work on the airbag, always disconnect the battery ground lead from the battery
  • Airbag unit may only be set down with the cushion (airbag itself) facing upwards
  • For additional information see: 72 00... SAFETY REGULATIONS on handling airbag system components/gas generators
NOTE: RISK OF DAMAGE 
Damage to steering column switch cluster (SZL) 
The steering column switch cluster (SZL) or the coil spring cassette can be damaged by twisting the steering wheel if the lower steering shaft (or the universal joint) is separated from the steering gear or the steering column 
  • After separating the lower steering shaft (or the universal joint) from the steering gear or from the steering column, secure the steering wheel against twisting
NOTE: RISK OF DAMAGE 
Damage to battery terminal, the safety battery terminal or the intelligent battery sensor (IBS) 
Damaged battery terminals can lead to malfunctions or vehicle electrical system faults 
  • Detach battery terminal from battery pole. Do not pry off using a tool
NOTE: TECHNICAL INFORMATION 
The steering wheel and horn plate must be replaced if the airbag unit has been deployed
Check all steering wheel attachments (such as switches, cover, shift paddles, wiring harness) for damage and replace if necessary!
For ADDITIONAL INFORMATION see: 72 12... Procedure after airbag deployment as result of an accident
NOTE: TECHNICAL INFORMATION 
After replacing the airbag unit (M Sport steering wheel) or possibly converting the standard steering wheel and airbag unit on the M Sport steering wheel, a software update or a programming/coding via BMW's ISTA must be performed

Preliminary work 

G14632743Courtesy of BMW OF NORTH AMERICA, INC.