DTC Detection Logic
To judge malfunctions, the diagnosis checks that the A/F signal computed by ECM from the A/F sensor 1 signal fluctuates according to fuel feedback control.
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DTC |
CONSULT screen terms (Trouble diagnosis content) |
DTC detection condition |
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P0130 |
A/F SENSOR1 (B1) [Air fuel ratio (A/F) sensor 1 (bank 1) circuit] |
A) |
Diagnosis condition |
-- |
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Signal (terminal) |
Air fuel ratio sensor 1 signal |
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Threshold |
The A/F signal computed by ECM from the A/F sensor 1 signal is constantly in a range other than approx. 2.2 V |
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Diagnosis delay time |
-- |
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B) |
Diagnosis condition |
-- |
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Signal (terminal) |
Air fuel ratio sensor 1 signal |
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Threshold |
The A/F signal computed by ECM from the A/F sensor 1 signal is constantly approx. 2.2 V |
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Diagnosis delay time |
-- |
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P0150 |
A/F SENSOR1 (B2) [Air fuel ratio (A/F) sensor 1 (bank 2) circuit] |
A) |
Diagnosis condition |
-- |
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Signal (terminal) |
Air fuel ratio sensor 1 signal |
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Threshold |
The A/F signal computed by ECM from the A/F sensor 1 signal is constantly in a range other than approx. 2.2 V |
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|
Diagnosis delay time |
-- |
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B) |
Diagnosis condition |
-- |
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|
Signal (terminal) |
Air fuel ratio sensor 1 signal |
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|
Threshold |
The A/F signal computed by ECM from the A/F sensor 1 signal is constantly approx. 2.2 V |
|||
|
Diagnosis delay time |
-- |
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