Message type: E = Error
Message class:  5V - HR: Messages for Belgium 
Message number: 165
Message text: Do not maintain the Fuel Type (EGTYP) and C02 Emissions (CO2EM) fields
You are maintaining utility and/or pool cars in tableT5B0U.
You have not selected the <ZK>Calculate</> checkbox because the SI
contribution is not relevant for this car, but you have selected values
for the <ZK>Fuel Type</> (EGTYP) and the <ZK>Car C02 Emissions</>
(CO2EM) fields.
The system issues an error message and will not allow you to continue with this transaction until the error is resolved.
Since this car is not relevant for the SI contribution calculation and
you have not selected the <ZK>Calculate </>checkbox, leave empty the
<ZK>Fuel Type</> (EGTYP) and the <ZK>Car C02 Emissions</> (CO2EM)
fields.
Error message extract from SAP system. Copyright SAP SE.
The SAP error message 5V165, which states "Do not maintain the Fuel Type (EGTYP) and CO2 Emissions (CO2EM) fields," typically occurs in the context of maintaining data related to environmental compliance or emissions reporting in SAP systems, particularly in modules like SAP Environmental Management (EM) or SAP Product Lifecycle Management (PLM).
Cause: This error message is triggered when there is an attempt to enter or maintain values in the Fuel Type (EGTYP) and CO2 Emissions (CO2EM) fields simultaneously. The system is designed to prevent users from entering data in both fields at the same time, as this could lead to inconsistencies or incorrect data reporting.
Solution: To resolve this error, you should follow these steps: Review Data Entry: Check the data you are trying to enter. Ensure that you are only populating either the Fuel Type (EGTYP) or the CO2 Emissions (CO2EM) field, but not both. Clear Unnecessary Fields: If you have inadvertently filled both fields,
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