Prerequisite for correct understanding of the bulletin : Having completed the training (TG100213W01).
1. Scope of application
Diesel vehicles that comply with Euro 6.1 emission standard or later, for European countries.
2. OAM general principles of operation
At regular intervals, the oil adaptive maintenance estimates oil degradation and determines the appropriate maintenance interval in accordance with the customer’s use.
Types of OAM :
3. Advantages of OAM
The main function of the oil adaptive maintenance is to protect the engine. The engine oil change is prompted via a message on the instrument panel indicating that the operation needs to be carried out. The OAM allows the customer to retain the maximum service interval value for the internal combustion engine based on vehicle use and in accordance with new emissions requirements.
Fuel type / Emission control standard | Engine | Types of OAM | Choose the type of use ("normal or severe") (*) | Service interval - Normal conditions of use | Intermediate maintenance threshold | Minimum maintenance threshold or lowest OAM limit |
Euro5 | All | No | Yes | - | - | - |
Euro6.1 | DV6F | Threshold | No | 25 000 km / 1 year(s) | 15 000 km | 15 000 km |
DV6FxU (K0) | 40 000 km / 2 years | 20 000 km | 15 000 km | |||
DW10F | 30 000 km / 1 years | 20 000 km | 20 000 km | |||
DW10FU (VU) | 50 000 km / 2 years | 35 000 km | 20 000 km | |||
Euro6.2 | DV5RC | Threshold (**) - Continuous OAM | No | 30 000 km / 1 years | 15 000 km | 10 000 km |
DV5RD / RE | 30 000 km / 1 years | 22 500 km | 15 000 km | |||
DV5RU (K9 VU) | 40 000 km / 2 years | 20 000 km | 12 500 km | |||
DV5RUx (K0) | 40 000 km / 2 years | 25 000 km | 15 000 km | |||
DW10FC | Threshold | No | 30 000 km / 1 years | 20 000 km | 10 000 km | |
DW10FxU (K0) | 50 000 km / 2 years | 25 000 km | 15 000 km | |||
DW12RU (X250) | Continuous | 50 000 km /2 years | Not applicable | 6 000 km (***) | ||
Euro6.3 | DV5R | Continuous | No | 30 000 km / 1 years | Not applicable | 6 000 km (***) |
DV5R (K9 VU) | 40 000 km / 2 years | 6 000 km (***) | ||||
DV5RUx (K0) | 40 000 km / 2 years | 6 000 km (***) | ||||
DW10FC | 30 000 km / 1 years | 6 000 km (***) | ||||
DW10FxU (K0) | 50 000 km / 2 years | 6 000 km (***) | ||||
DW12RU (X250) | 50 000 km / 2 years | 6 000 km (***) | ||||
Euro6.4 | DV5R | Continuous | No | 30 000 km / 1 years | Not applicable | 6 000 km (***) |
DV5R (K9 VU) | 40 000 km / 2 years | 6 000 km (***) | ||||
DV5RUx (K0) | 40 000 km / 2 years | 6 000 km (***) | ||||
DW10FxU (K0) | 50 000 km / 2 years | 6 000 km (***) | ||||
DW12RU (X250) | 50 000 km / 2 years | 6 000 km (***) | ||||
(*) On leaving the factory, the oil change interval recorded in the vehicle is the normal servicing schedule ↦It is not necessary to ask the customer about their vehicle use as OAM is able to detect arduous use and subsequently adapt the oil change interval (**) OAM was gradually rolled out on the DV5R engine since its launch before being systematically rolled out on 30/08/2018. For these engines, some OAM was "threshold" based while other types were "continuous", but subsequent software updates throughout the vehicle’s service life mean that all OAM for the DV5R engine is now "threshold" based (***) Lowest limit –Only in exceptionally severe driving conditions that result in dilution of the engine oil |
4. OAM adjustment
4.1. Default setting
The OAM is preprogrammed at the factory and must not be overwritten. Dynamic must be active and the other settings must not be changed. The only exception is to change the sales destination country for the vehicle for a country located outside the European area.
To illustrate, the OAM settings for the built-in systems interface (BSI / VSM1) on DV5R engines for passenger vehicles (European market) should look like the following example:.
Description | Value | Unit |
Total duration before service (Threshold ) | 12 | Month |
First maintenance threshold | 0 | km |
Maintenance threshold(marketing) | 30 000 | km |
Duration before first service | 0 | Month |
Service type | Mileage and time | - |
Service selections managed by the internal combustion engine | Dynamic(*) | - |
(*) Dynamic→OAM is active |
4.2. Resetting after service
CAUTION : Once the vehicle is registered, reset its OAM only after draining the engine oil.
CAUTION : Resetting the OAM will reset its mileage to zero. Do not reset the OAM more than once, even if there is still a value for the carbon emissions rate (TMC).
The customer should be advised that regular vehicle servicing should usually be carried out at the same time as the engine oil change to avoid any discrepancy between oil changes and the vehicle service schedule.
In some cases, it is possible that the OAM may light up before the scheduled vehicle maintenance date. In such cases the technician may decide that an engine oil change and filter replacement is all that is requiredIf this occurs, the OAM must be reinitialised but also note that, next time, an oil change must be carried out and the vehicle must be serviced.
For example:.
Engine DV5R with a maintenance interval of 30 000 km or 1 year :
Engine DW12RU with a maintenance interval of 50 000 km or 2 year :
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