ENGINE OIL WARNING LIGHT
id092200034300
Purpose
Function
Construction
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Operation
Without TFT LCD display
1. The instrument cluster receives (1) the engine oil warning light request signal from the PCM.
2. The instrument cluster microcomputer turns the transistor on (2) based on the engine oil warning light request signal.
3. When the transistor turns on, a ground circuit with the engine oil warning light is established and the engine oil warning light illuminates (3).
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With TFT LCD display
1. The instrument cluster receives (1) the engine oil warning light request signal from the PCM.
2. The instrument cluster microcomputer displays (2) the engine oil warning light in the TFT LCD display screen.
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Fail-safe