G37 Coupe V6-3.7L (VQ37VHR) (2008)
Tachometer: Description and Operation
TACHOMETER
TACHOMETER: System Diagram
TACHOMETER: System Description
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ECM converts the pulse signal provided by the crankshaft position sensor to an engine speed signal and transmits it to the unified meter and A/C
amp. with CAN communication line.
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Unified meter and A/C amp. transmits engine speed signal to combination meter with communication line.
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The unified meter and A/C amp. receives the engine speed signal from ECM with CAN communication line and transmits it to the combination
meter by means of communication line.
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Combination meter converses engine speed signal to the angle signal, and commands to tachometer.
TACHOMETER: Component Description