The current status of the Tire Pressure Monitor TPM can be displayed on the Control Display, e.g., whether or not the TPM is active.
1. "Vehicle info"
2. "Vehicle status"
3. "Tire Pressure Monitor (TPM)"
The status is displayed.
Status control display
Tire and system status are indicated by the color of the wheels and a text message on the Control Display.
All wheels green System is active and will issue a warning relative to the tire inflation pressures stored during the last reset.
One wheel is yellow A flat tire or major drop in inflation pressure in the indicated tire.
All wheels are yellow A flat tire or major drop in inflation pressure in several tires.
Wheels, gray The system cannot detect a flat tire due to a malfunction.
BMW X3 Service & Repair Manual > Electronic switching or control units: Replacing pulse sensor on exhaust camshaft (N52T)
IMPORTANT:
Read and comply with notes on PROTECTION AGAINST ELECTROSTATIC
DISCHARGE (ESD PROTECTION) .
Necessary preliminary work:
Read out the fault memory of the DME control unit.
Switch off ignition.
Remove ACOUSTIC COVER
Release screw (1).
Release holder (2) from cylinder h ...