To prevent damage to your vehicle, perform the following procedures before towing.
1 Shift the shift lever to N.
2 Turn the engine switch to the “ACC” position (without a smart key system) or ACCESSORY mode (with a smart key system).
(, 166) Ensure that the audio system and other powered devices are turned off.
3 Release the parking brake.
After towing, leave the engine in idle for at least 3 minutes before driving the vehicle.
■Necessary equipment and accessories
Specialized equipment and accessories are required for dinghy towing. Contact the service branch of the motor home manufacturer regarding recommended equipment.
NOTICE
■Dinghy towing direction
Do not tow the vehicle backwards.
Doing so may cause serious damage.
■To prevent the steering from locking
Vehicles without a smart key system: Ensure the engine switch is in the “ACC” position.
Vehicles with a smart key system: Ensure the engine switch is in ACCESSORY mode.
Inspection procedure
1 Check security indicator light
Remove the security indicator.
check the indicator light, as shown in the illustration and
table.
Standard:
2 Check wire harness (tvip ecu security indicator)
Disconnect the tvip ecu and security indicator connectors.
  ...
Data protection
Data transfer
Concept
The vehicle offers different functions, whose use
requires a data transfer to BMW or a service provider.
The data transfer can be deactivated for
some functions.
General information
With data transfer deactivated, the respective
function cannot be used.
Only make these settin ...
Mass or volume air flow circuit
Dtc p0100 mass or volume air flow circuit
Dtc p0102 mass or volume air flow circuit
low input
Dtc p0103 mass or volume air flow circuit
high input
Circuit description
The maf (mass air flow) sensor measures the amount of air flowing through the
throttle valve. The ecm
uses this information ...