DTC Detection Logic
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DTC |
CONSULT screen terms (Trouble diagnosis content) |
DTC detection condition |
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P0091 |
00 |
Fuel pressure regulator 1 (Fuel Pressure Regulator "A" Control Circuit Low) |
Diagnosis condition |
Engine running at idle |
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Signal |
PUMP signal |
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Threshold |
ECM detects High pressure fuel pump circuit is GND short |
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Diagnosis delay time |
5 seconds |
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