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Tachometer Malfunction

Tachometer Malfunction

DESCRIPTION

In this circuit, the meter CPU receives engine revolution signals from the ECM using 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