1. Remove the vacuum hose..
2. Verify that air can be blown from the power brake unit side of the vacuum hose towards the vacuum pump side, and that air cannot be blown in the opposite direction.

If there is any malfunction of the inner check valve, replace it together with the vacuum hose as a single unit.
Vacuum Hose Removal/Installation
Vacuum Pump InspectionCoil Antenna
Purpose
Sends the ID data programmed to the electronic transmission device (transponder)
in the remote transmitter to the start stop unit.
Function
A magnetic field occurs around the push button start.
Construction, Operation
The coil antenna built into the push b ...
Clutch [C66 M R]
Purpose, Function
The clutch unit transmits or cuts the drive force between the engine and
MTX according to the clutch pedal operation.
Construction/Operation
The construction/operation of the clutch unit is the same as the original
MTX (ex: G66M-R).
...
Camshaft
Purpose, Function
The camshaft is rotated by receiving the rotation force of the crankshaft
via the timing chain. The valve is opened and closed according to the cam shape
at this time.
Construction
The camshaft is installed to the cylinder head.
The intake ca ...