Fault Code Description |
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Diagnosis monitors oxygen-sensor control. The fault is detected when the fuel/air mixture of cylinder bank 1 is too lean and the adaptation limit (25...30 %) is exceeded for 40 s. Possible cause of fault: - Wiring harness defective - Rail pressure sensor defective - HFM defective - Leak in intake area - Leak in exhaust system - Catalytic converter clogged - Fuel injector defective - High pressure system defective |
Fault Code Conditions | |
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General Conditions |
Voltage condition: - System voltage > 10 V Temperature condition: - Ambient temperature > -10 °C Time condition: - None Other conditions: - Engine on - Adaptation active |
Terminal Condition |
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Driving Conditions |
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Fault Time Condition |
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The fault code is entered when a time interval cannot be specified while certain conditions are met. |
Service Plan |
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- Check intake system for leaks - Check exhaust system for leaks - Check wiring harness between DME and HFM - Check wiring harness between DME and rail pressure sensor - Replace rail pressure sensor - Replace HFM - Replace fuel injector - Replace high-pressure pump |
Fault Impact |
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Possible noticeable symptoms: - Misfiring Breakdown information: - None |
Warnings | |
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Warning Lights |
- Emission warning lamp ECE: ON - Emission warning lamp US: ON - Electronic engine output reduction ECE: OFF - Electronic engine output reduction US: OFF - CC-message: NONE |
Control Center Messages |
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Service Notes |
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- None |