The yellow warning lamp lights
up. A
Check Control message is displayed.
There is a flat tire or a major loss in tire inflation pressure.
1. Reduce your speed and stop cautiously.
Avoid sudden braking and steering maneuvers.
2. Check whether the vehicle is fitted with regular tires or run-flat tires.
Run-flat tires, are labeled with a circular symbol containing the letters RSC marked on the tire's sidewall.
Do not continue driving without run-flat tires
Do not continue driving if the vehicle is not equipped with run-flat tires; continued driving may result in serious accidents.
When a flat tire is indicated, DSC Dynamic Stability Control is switched on if needed.
BMW X3 Service & Repair Manual > HVAC: Refrigeration oil
2.0 REFRIGERATION OIL
OIL USED IN FREONÂ-CHARGED SYSTEMS
A mineral-based oil is used. The oil level in the compressor must be checked before filling an air conditioner
with refrigerant. It can be checked only if the system is without refrigerant.
Always check the oil level each time a new sys ...