P0401
Read the instructions below then start the fault diagnostic procedure.
Symptom: CHECK ENGINE lamp on. Loss of performance.
P0401 |
EGR Flow To Low
Fault symptoms
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CHECK ENGINE lamp on.
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Loss of performance.
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On-Board Diagnostics
Type of diagnosis:- |
Continuous.
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Enable criteria:
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Engine running.
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Engine speed between 800 and 2800 rpm.
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Fault criteria:
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Current EGR flow less than the requested EGR flow.
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System reaction to a fault:
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In case of error, EGR and boost pressure control is deactivated.
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Diagnostic help
DTC indicates air leakage between the turbo and the intake manifold.For more information, see also:
- "Read Values" menu for a description of read values.
- "Activate" menu for a description of applications.