CHECK VALVE OPERATION CHECK


1.Remove the check valve (Refer to <Except PHEV-LHD>, <Except PHEV-RHD>, <PHEV-LHD>, <PHEV-RHD>).

2.
caution Replace the check valve when it is faulty.
Using a vacuum pump, check operation of the check valve.
Vacuum pump connection
Normal condition
When connected to the booster side (1)
Vacuum is generated and maintained.
When connected to the engine side (2)
No vacuum is generated.