On Board Diagnostics, or OBD, is an automotive term
referring to a vehicle's self-diagnostic and reporting
capability. OBD systems give the vehicle owner or repair
technician access to the status o
The electronic throttle control (ETC) system consists of the
accelerator-pedal module, the engine control module (ECM), and
the electronic throttle body. The electronic throttle body
mainly consist
Ignition
A spark ignition (SI) engine requires a spark to initiate
combustion in the combustion chamber. Voltage is supplied to the
spark plug where the electricity will arc across a gap at a
volta
Caution
It is mandatory for run-flat tires to have a tire
pressure monitoring system in the vehicle.
Installing/Conditions for Using Run-Flat Tires
Caution
It is mandatory for run-flat tires to have a tire
pressure monitoring system in the vehicle.
Because pressure loss in a run-
Audi recommends having all work
on tires or wheels performed by
an authorized Audi dealer or authorized
Audi Service Facility.
These facilities have the proper
knowledge and are equipped with
the required tools and replacement
parts.
New tires do not yet have the
optimal gripping properties.
Dr
On Board Diagnostic Systems
