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Home >> BMW >> 2007 >> 650i Convertible (E64) V8-4.8L (N62TU) >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Central Electronics Box >> Central Electronics Box Fan >> Service and Repair
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Central Electronics Box Fan: Service and Repair




12 90 100 - Replacing fan for electronics box (N62, N62TU)





Necessary preliminary tasks:
- Read out fault memory with MoDiC or BMW DIS; if necessary, work through test schedules
- Switch off ignition
- Follow instructions for disconnecting and connecting battery
Disconnect battery
- Remove right fresh air duct Service and Repair

Important!
Follow instructions for removing and installing control units Service and Repair





Unlock stopper (1) in direction of arrow.
Unfasten screws.
Lift out cover (2).





Unlock and detach plug connections (2) on supply module (1).
Unlock and detach plug connections (3) on DME control unit (4).
Unlock and detach plug connections (6) on Valvetronic control unit (5).
Place wiring harness to one side.





Unlock and detach plug (1) on device holder (2).
Unfasten screws.
Lift out device carrier (2).





Unlock plug connection on fan for electronics box and detach.
Unfasten screws.
Remove fan (1) for electronics box.





Now clear the fault memory.
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