Vacuum Switching Valve (for Intake Air Control System)

1AR-FE INTAKE: VACUUM SWITCHING VALVE (for Intake Air Control System): ON-VEHICLE INSPECTION

1. INSPECT NO. 1 VACUUM SWITCHING VALVE ASSEMBLY (for Intake Air Control System)

(a) Measure the resistance according to the value(s) in the table below.





Standard Resistance:





If the result is not as specified, replace the No. 3 intake air control valve assembly.

(b) Check the vacuum switching valve (for Intake Air Control System) operation.

(1) When vacuum is applied to port E, check that air is sucked into the filter.





If the result is not as specified, replace the No. 3 intake air control valve assembly.

(2) Apply battery voltage across the terminals. When vacuum is applied to port F, check that air is sucked into port E.





If the result is not as specified, replace the No. 3 intake air control valve assembly.