Automobile
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Indicators and hazard circuit – Rover
Note how the hazard switch, when operated, disconnects the ignition supply from the flasher unit and replaces it with a…
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Visual displays choosing the best display – readability
The function of any visual display is to communicate information to the desired level of accuracy. Most displays used in…
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A digital instrumentation system of Automobile
Shows a typical digital instrumentation system. All signal conditioning and logic functions are carried out in the ECU. This will…
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Instrumentation Gauges and sensors
Introduction The topic of instrumentation has now reached such a level as to have become a subject in its own…
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Automobile Diagnosing auxiliary system faults
Introduction As with all systems, the six stages of fault-finding should be followed. Verify the fault. Collect further information. Evaluate…
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Case studies Air-cored temperature gauge – Rover
Shows the system used on some Rover vehicles for the temperature gauge. It is an air-cored device with fluid damping.…
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