Diagnosis and repair workflowP0506 ISC system
Description
The ECM controls the engine idle speed to a specified level via 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 id ...
Variable induction air system
System Diagram
System Description
INPUT/OUTPUT SIGNAL CHART
*: ECM determines the start signal status by the signals of engine speed and
battery voltage.
SYSTEM DESCRIPTION
In the medium speed range, the power valves are closed. Under this condition,
the pressure waves of the
...
Removal and installation
BATTERY
Exploded View
Upper ECM bracket
Battery frame
Battery rods
Battery
Battery tray liner
Battery tray
Removal and Installation (Battery)
REMOVAL
Loosen battery cable assembly nuts, and disconnect both battery
terminals.
CAUTION:
When disconnecting, discon ...