Pressure Tank
- Disconnect hoses from pressure tank, located below air intake chamber. See Fig 1. Apply air pressure to port "A". Ensure air passes out port "B". Perform STEP 1. See Fig 2.
- Apply air pressure to port "B". Ensure air does not pass out port "A". Perform STEP 2. See Fig 2. Using vacuum pump, apply about 18 in. Hg of vacuum to port "A". Perform STEP 3. See Fig 2. Ensure vacuum reading holds for at least one minute. Replace pressure tank if defective. Remove vacuum pump and reconnect hoses.
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002