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Home >> BMW >> 2012 >> 528i >> Repair and Diagnosis >> General Information >> OEM General Information >> Maintenance And General Information - Repair >> Check, Add, Change Transmission Oil >> 00 11 500 Checking/topping up oil level in automatic transmission (GA8P70H) N55_Hybrid

00 11 500 Checking/topping up oil level in automatic transmission (GA8P70H) N55_Hybrid

WARNING: High-voltage system - danger to life:
High-voltage system is active and is live (1000 volt AC)!
NOTE: Observe SAFETY INFORMATION for handling hybrid cars.
IMPORTANT:
  • Do not let skin come in contact with transmission oil and do not inhale transmission oil vapors.
  • Wear protective gloves.
  • Ensure adequate ventilation
IMPORTANT: Use only the approved TRANSMISSION OIL .
To set the correct level, it is mandatory  that the service function "Transmission control unit: oil adjustment" is performed using the diagnosis system.
Failure to comply with this requirement will result in serious damage to the automatic transmission  .
Conditions for oil level adjustment with BMW diagnosis system: 
  • Initial condition: Transmission oil temperature 30° to 40°C
  • Final condition: Transmission oil temperature 40° to 50°C

Performing oil-level adjustment: 

An oil-level adjustment is necessary for certain fault code entries in the automatic transmission and after repair (e. g. mechatronic replacement, converter replacement, transmission replacement).

Adding transmission oil: 

Stand vehicle on a level surface and secure against rolling off.

Undo oil filler plug (1).

Add automatic transmission fluid according to instructions in the BMW diagnosis system.

Fig 1: Identifying Oil Filler Plug
G09844079Courtesy of BMW OF NORTH AMERICA, INC.

Installation note: 

Replace sealing ring/oil filler plug

Tightening torque: 24 11 3AZ .

Tighten down oil filler plug using

  1. Hexagon socket wrench AF 8
  2. Torque wrench
  3. Socket AF 8
    Fig 2: Tightening Oil Filler Plug
    G04792697Courtesy of BMW OF NORTH AMERICA, INC.