COMPONENTS
ILLUSTRATION
InspectionRandom / Multiple Cylinder Misfire Detected (P0300-P0304)
DESCRIPTION
When the engine misfires, high concentrations of hydrocarbons (HC) enter the
exhaust gas. Extremely high hydrocarbon concentration levels can cause an increase
in exhaust emission levels. Extremely high concentrations of hydrocarbons can also ...
ACIS Control Circuit
DESCRIPTION
This circuit opens and closes the Intake Air Control Valve (IACV) in response
to the engine load in order to increase the intake efficiency (ACIS: Acoustic Control
Induction System).
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Inspe ...
Repair
REPAIR
PROCEDURE
1. REPAIR INTAKE VALVE SEAT
NOTICE:
Repair the seat while checking the seating position.
Keep the lip free of foreign matter.
Take off the cutter gradually to make the intake valve seat smooth.
(a) Usin ...