Cold weather driving
Hazard warning flasher switchCompression pressure
CHECKING COMPRESSION PRESSURE
Warm up the engine to full operating temperature.
Release the fuel pressure. Refer to EC-144, "Work Procedure".
Remove the ignition coil and spark plug from each cylinder. Refer
to EM-36, "Removal and Installation"
and ...
Compressor system symptoms
Symptom Table
Follow the next table and perform trouble diagnosis if there is a compressor
unit malfunction (internal noise,
insufficient cooling).
Symptom
Inspection method
Check list
Result
Action
Noise from compressor unit
When A/C is ON.
...
P0507 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 ...