Curiosii for ever!
: Car repair manuals for everyone.
Home
>>
Toyota
>>
1987
>>
Corolla FX L4-1587cc 1.6L SOHC (4A-C)
>>
Repair and Diagnosis
>>
Powertrain Management
>>
Emission Control Systems
>>
Air Injection
>>
Vacuum Check Valve
>>
Testing and Inspection
>>
Air Suction Check Valve
Air Suction Check Valve
Air should flow through valve toward vacuum source side, but should not flow in the reverse direction.