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HOMESERVICE MANUALSBMW2023M5REPAIR AND DIAGNOSIS (SINGLE PAGE)ACCESSORIES & EQUIPMENTWIPER/WASHER SYSTEMSGENERAL ELECTRICAL SYSTEM -- REPAIR M5 (F90)61 35 CONTROL UNITS, MODULESNOTES ON ESD PROTECTION (ELECTRO STATIC DISCHARGE) (M5 2018-2022)
2023 BMW M5

Notes on ESD protection (Electro Static Discharge) (M5 2018-2022)

2023 BMW M5SECTION Notes on ESD protection (Electro Static Discharge) (M5 2018-2022)

Special tools required: 

  • 12 7 060
NOTE: Electrical components which are particularly sensitive to electrostatic discharge (electronic control units, sensors, etc.) are marked with the ESD warning symbol.
E  -Electro
S  -Static
D  -Discharge

Attention! 

Refer to SERVICE INFORMATION .

Statically charged persons can discharge themselves when they tap electrical components.

NOTE: Humans can only detect a discharge starting from a level of approx. 3000 V.
The danger threshold for electrical components already starts from a level of approx. 100 V.
G04727627Courtesy of BMW OF NORTH AMERICA, INC.

Example:

Mechatronics control unit.

G04727628Courtesy of BMW OF NORTH AMERICA, INC.
G04727629Courtesy of BMW OF NORTH AMERICA, INC.

Attention!

Do not tap pins and multi-pin connectors directly! 

Only tap the housings of electrical components.

Attention! 

To avoid damaging or destroying electrical components as a result of electrostatic discharge, it is absolutely essential to observe the following instructions:

  • When replacing electrical components, leave the replacement components in their original packaging until immediately before they are to be installed
  • If necessary, always return a removed component in its original packaging (always pack the component away immediately)
  • Read and comply with user information on using the associated special tool. 12 7 060

Personal protective equipment: 

Electrically conducting clothing (high wool content, antistatic shoes required).

These can primarily be identified by the logo on the side.

G05780043Courtesy of BMW OF NORTH AMERICA, INC.
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.