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 ...
Manual operation
Fan speed control
Press the fan speed control
buttons to
manually control the fan speed.
Press the AUTO button to return to automatic
control of the fan speed.
Air recirculation
Press the air recirculation
button to recirculate
interior air inside the vehicle. The
indicator l ...
The oil pressure warning lamp does not turn on
Description
The oil pressure warning lamp stays off when the ignition
switch is turned ON.
Diagnosis Procedure
1.CHECK OIL PRESSURE WARNING LAMP
Perform IPDM E/R auto active test. Refer to PCS-11,
"Diagnosis Description".
2.CHECK OIL PRESSURE SWITCH SIGNAL CIRCUIT
Check the oil pressure sw ...