P0643 sensor power supply
Description
ECM supplies a voltage of 5 V to some of the sensors systematically divided
into 2 groups, respectively.
Accordingly, when a short circuit develops in a sensor power source, a
malfunction may occur simultaneously
in the sensors belonging to the same group as the short-circuited ...
System
System Description
When the vehicle has reached a speed of 40 km/h (25 MPH) or greater, the BCM
receives a signal transmitted
from the tire pressure sensors installed in each wheel. If the BCM detects low
inflation pressure or a system
malfunction, it sends a signal to the combination meter v ...
Tilt/telescopic steering
WARNING
Do not adjust the steering wheel while
driving. You could lose control of your
vehicle and cause an accident.
Do not adjust the steering wheel any
closer to you than is necessary for
proper steering operation and comfort.
The driver’s air bag ...