DTC Detection Logic
WARNING: This page is about a different car, the 2020 Infiniti QX60. However, it is still accessible from the selected car via links, so may be relevant.
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DTC |
CONSULT screen terms (Trouble diagnosis content) |
DTC detection condition |
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P219A |
AIR FUEL RATIO IMBALANCE B1 (Air-fuel ratio imbalance bank 1) |
Diagnosis condition |
-- |
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Signal (terminal) |
-- |
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Threshold |
ECM detects a lean/rich air fuel ratio state in any cylinder for a specified length of time |
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Diagnosis delay time |
-- |
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P219B |
AIR FUEL RATIO IMBALANCE B2 (Air-fuel ratio imbalance bank 2) |
Diagnosis condition |
-- |
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Signal (terminal) |
-- |
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Threshold |
ECM detects a lean/rich air fuel ratio state in any cylinder for a specified length of time |
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Diagnosis delay time |
-- |
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