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 InspectionRear Window Wiper and Washer
The ignition must be switched ON.
Rear WindowWiper
Turn the wiper on by turning the rear wiper/washer switch.
Rear WindowWasher
To spray washer fluid, turn the rear wiper/ washer switch to the
position. After the switch is released,
the washer will stop.
If the washer does not work, ins ...
Air Bag Module And Pre Tensioner Seat Belt Disposal Procedures [Standard Deployment
Control System]
WARNING:
A live (undeployed) air bag module or pre-tensioner seat belt may accidentally
operate (deploy) when it is disposed of and cause serious injury. Always refer
to the “AIR BAG MODULE AND PRE-TENSIONER SEAT BELT DEPLOYMENT PROCEDURES”
and dispose of air bag modules a ...
Seat Track Position Sensor [Two Step Deployment Control System]
Purpose
The seat track position sensor detects the front and back positions of the
driver seat.
Function
The seat track position sensor converts the seat position into an electrical
signal and sends it to the SAS control module.
Construction
The seat track posi ...