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 InspectionPropeller Shaft Removal/Installation
CAUTION:
If the constant velocity joint is bent during propeller shaft removal/installation
or transportation after servicing, the constant velocity joint boot may contact
the metallic cover and the boot may be damaged. Insert a rag between the boot
and the metallic cover before ser ...
Cruise Main Indicator Light (Amber)
Purpose/Function
Illuminates while the cruise control system is in standby mode to inform
the driver that the cruise control system is on standby.
Construction
Built into the instrument cluster.
Operation
Illuminates while the cruise control system is on sta ...
Coil 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 ...