2009-2012 BMW 7 Series 740i 750i 750Li TURBINE SPEED SENSOR TCM TCU EGS MECHATRONIC REPAIR SERVICE 5WK750010AA 1D3901 5WK75000AA 400626 P07BF $7E9 P17E8

Transmission Mechatronic TCM TCU Repair Service for BMW 7 Series

Hard shifting?
Turbine speed sensor codes?
Stuck in gear?
Won't shift into gear? 

5WK750010AA

5WK75010AA

400625 Turbine speed sensor: value too small

400372 ratio monitoring gearshift 5-4 implausible

4F83 – ratio monitoring clutch c

420636 - position sensor: electrical fault L4 Shifter 

1D3901 Electronic transmission control (EGS), signal evaluation (turbine 180894 yes Information
speed): Invalid signal content


213601 Power management: closed-circuit current violation 180894 No


400626 Turbine speed sensor, short circuit to ground or open circuit 180885 yes

P07BF - 00 - Input - Turbine Shaft Speed Sensor 1 Circuit Low


400633 Parking-lock sensor, position implausible 180895 No
P07BF - 00 - Input - Turbine Shaft Speed Sensor 1 Circuit Low
P07BF - Input Speed Sensor

Common BMW transmission error messages and malfunctions:

• Transmission Failsafe Prog. Warning signs

• Transmission stuck in gear.

• BMW Transmission slipping

• Transmission shifts hard, not smoothly.

• Transmission malfunction drive moderately message

• The engine revs up, but the transmission refuses to shift.

• The lag between gears such as 1st to 2nd, 2nd to 3rd

• Gear ratio fault codes

• Fluid leaks on the ground

• Shifting gears is delayed

• Rough shifting between gears, primarily 2nd to 3rd

• Transmission service due now message on dashboard

• Burning smell from under the car

058007053, 6058007070, 6058007071, 6058007083, 6058007084, 6058007115, 6058007119, 6058007003, 6058007008, 6058007045, 6058007046, 6058007051, 6058007053, 6058007070