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Home >> Audi >> 2010 >> S4 Automatic DCT >> Repair and Diagnosis >> External Pages >> Different car >> Section 1107 (Information Center - Instrumentation, Message Center And Warning Chimes (1 Of 2)) >> Description And Operation >> Instrument Panel Cluster (IPC) - System Operation and Component Description >> System Operation >> Network Message Chart - Gauges

Network Message Chart - Gauges

WARNING: This page is about a different car, the 2018 Lincoln Navigator. However, it is still accessible from the selected car via links, so may be relevant.

Module Network Input Messages - IPC 

Broadcast Message Originating Module Message Purpose
Engine coolant temperature data PCM Input used for the analog and virtual temperature gauge indication.
Engine overheat indication request PCM Input used to send the analog and virtual temperature gauge pointer to full hot.
Engine rpm data PCM Input used for analog and virtual tachometer indication.
Ignition status BCM Ignition RUN, START and accessory states required for the IPC operating modes and fault reporting.
Vehicle speed PCM Vehicle speed data used for speedometer indication.
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