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Home >> Audi >> 2009 >> S4 Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 412 (Meter / Gauge / Display (Diagnostic Codes & Symptom Tests) (Except Hybrid)) >> Meter / Gauge System >> Symptom Tests >> Tachometer Malfunction [10/2013 - ] >> Description

Tachometer Malfunction [10/2013 - ]: Description

WARNING: This page is about a different car, the 2014 Toyota Avalon. However, it is still accessible from the selected car via links, so may be relevant.

In this circuit, the combination meter assembly receives engine speed signals from the ECM using the CAN communication system. The combination meter assembly displays the engine speed calculated based on the data received from the ECM.

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