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
Safety Precautions
Safety Precautions when Working on Fuel System
There is a risk of injury due to the fuel being under
pressure.
The fuel system is under pressure. Injuries are possible
from fuel spraying out.
Before opening the fuel system:
- Wear protective eyewear.
- Wear safety glov
General Description
The camshaft's task is to operate the valves at the right
time and in the right order to control the charge cycle.
Camshaft adjustment using the Camshaft Adjustment Valve 1 -N205-
varies the opening times of the valves to suit all operating
conditions. This ensures ideal char
On Board Diagnostic Systems
