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5. Service
The Service section is specially designed to provide quick access to the vehicle systems
for various scheduled service and maintenance tasks. The typical service operation
screen is a series of menu driven executive commands. Follow on-screen instructions to
select appropriate execution options, enter correct values or data, and perform
necessary actions. The application will display detailed instructions to complete selected
service operations.
After entering each special function, the screen will display two application choices:
Diagnosis and Hot Functions. The Diagnosis enables the reading and clearing of
codes which is sometimes necessary after completing certain special functions. Hot
Functions consists of sub functions of the selected special function.
Figure 5-1 Sample Service Menu
In this chapter, we will discuss several of the most commonly used services.
5.1 Oil Reset Service
This function performs a reset of the Engine Oil Life system, which calculates the optimal
oil life change interval depending on the vehicle driving conditions and climate. The Oil
Life Reminder must be reset each time the oil is changed, so the system can calculate
when the next oil change is required.
NOTE
1. Always reset the engine oil life to 100% after every oil change.
2. All required work must be carried out before the service indicators are reset. Failure
to do so may result in incorrect service values and cause DTCs to be stored by the
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