Tachometer: Testing and Inspection

Tachometer Malfunction

DESCRIPTION
The meter CPU receives engine revolution signals from the ECM via the CAN communication lines (CAN No. 1 Bus). The meter CPU displays engine revolution data that is calculated based on the data received from the ECM.

Wiring Diagram:

Step 1-2:

Step 2(continued)-4:

Step 4(continued)-5:

INSPECTION PROCEDURE