On-Vehicle Inspection [12/2019 - 09/2020]: Procedure

Refer to PROCEDURE - Step 1

Refer to PROCEDURE - Step 24

1. Disconnect the vacuum hose from the vacuum switching valve (for active control engine mount system).

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

2. Using a vacuum pump, apply vacuum of 80 kPa (600 mmHg, 23.6 in.Hg) and wait for 1 minute.

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

3. Check that there is no change in the needle movement of the vacuum pump gauge.

   OK

   Vacuum pressure holds.

4. Check that there is no fluid leakage caused by a break in the diaphragm.
5. Connect the vacuum hose to the vacuum switching valve (for active control engine mount system).

Refer to PROCEDURE - Step 51

Refer to PROCEDURE - Step 4