Fault Code Description |
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The AdBlue quality is monitored. The fault is detected if the SCR long-term adaptation factor exceeds a limit value. Limit value: between 1.5 and 50 (depending on the version). |
Fault Code Conditions | |
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General Conditions |
Control unit voltage: 9.5 V to 16 V. |
Terminal Condition |
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Driving Conditions |
Fault Time Condition |
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The fault is entered if it has been detected more than the following number of times (fault debouncing counter): 10 |
Service Plan |
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Check the AdBlue quality with the refractometer. Replace AdBlue. |
Fault Impact |
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None |
Warnings | |
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Warning Lights |
None |
Control Center Messages |
Service Notes |
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If the AdBlue is replaced, the following service function must be carried out: SCR system adjustments and adaptations, AdBlue (long-term adaptation factor). The fault cannot be deleted until the DDE has detected a functioning SCR system. For this purpose, complete a conditioning run until the Check Control message goes out. The fault memory can then be deleted. |