Active Control Engine Mount

2GR-FE ENGINE CONTROL: ACTIVE CONTROL ENGINE MOUNT: ON-VEHICLE INSPECTION

1. INSPECT FRONT ENGINE MOUNTING INSULATOR ASSEMBLY

(a) Check the operation.

(1) Connect the Techstream to DLC3.

(2) Start the engine and turn the Techstream on.

(3) Enter the following menus: Powertrain / Engine / Active Test / Control the ACM Inhibit.





(4) Check if the front engine mounting insulator assembly operates in accordance with tester operation.

Result:





(b) Inspect for vacuum leak.

(1) Disconnect the vacuum hose from the front engine mounting insulator assembly.

(2) Using a vacuum pump, apply a vacuum of 80 kPa (600 mmHg, 0.394 in.Hg) and wait for 1 minute.





(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) Reconnect the vacuum hose.