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Home >> BMW >> 2025 >> 230i >> Repair and Diagnosis >> Hybrid/Electric Powertrain >> Electric Motor Systems >> Engine Electrical System -- Repair (G42) >> 12 61 Oil Pressure Switch, Oil Level Sensor >> 12 61 285 Replacing engine oil level sensor (230i) >> Removing the oil-level sensor

Removing the oil-level sensor

WARNING: Hot fluids  .
Risk of scalding! 
  • Conduct all work in the vehicle wearing appropriate personal protective equipment only.
WARNING: Hot surfaces  .
Risk of burning! 
  • Perform all work only on components that have cooled down.
NOTE: RISK OF DAMAGE 
Contaminant or foreign body  .
Contamination can result in malfunctions, loss of function or leaks  .
  • Adhere to the utmost cleanliness.
  • Protect components from contamination e.g. by covering.
  • Close off line connections with seal plugs.
NOTE: RISK OF DAMAGE 
Engine damage caused by excessively filling the engine with motor oil  .
Filling an excessive quantity of motor oil may cause engine damage  .
  • Observe the exact motor oil filling capacity.
  • Allow engine oil to drip off when draining.
NOTE: TECHNICAL INFORMATION 
Make sure the vehicle is operating temperature for engine oil service (engine oil temperature > 70°C).
NOTE: TECHNICAL INFORMATION 
Collect and dispose of emerging fluids. Observe country-specific waste disposal regulations.

Preliminary work 

WARNING: Hot surfaces  .
Risk of burning! 
  • Perform all work only on components that have cooled down.
NOTE: RISK OF DAMAGE 
Electrostatic discharge  .
Damage to or destruction of electrical components  .
  • Leave the electrical components in their original packaging until they are being installed. Only use the original packaging for returning the product. Always package removed components straight away.
  • Read and comply with user information on using the associated special tool 12 7 060.
  • Only tap the housings of electrical components. Do not tap pins or multi-pin connectors directly.
  • Wear electrically conductive clothing and antistatic shoes (with ESD symbol).
  • For additional information see: NOTES ON ESD PROTECTION (ELECTRO STATIC DISCHARGE) .