P0506 ISC system
Description
The ECM controls the engine idle speed to a specified level through the fine
adjustment of the air, which is let
into the intake manifold, by operating the electric throttle control actuator.
The operating of the throttle valve is
varied to allow for optimum control of the engine ...
EPS System
EPS SYSTEM : System Description
EPS control unit performs an arithmetical operation on data, such as
steering wheel turning force (sensor
signal) from the torque sensor, vehicle speed signal, etc. Then it generates
an optimum assist torque signal
to the EPS motor according to the drivi ...