I run every 30,000 km On A6 models, IN1 should light up on the maintenance screen.
Every 12 months on A6 models, IN1 should be illuminated on the maintenance screen.
Every 2 years on A6 models, IN2 should be illuminated on the maintenance screen.
Regular performance of all necessary maintenance operations will ensure long and reliable operation of the engine. If the quality of the engine still deteriorated, it is necessary to carry out the following operations.
Primary checks:
- clean, inspect and test the battery;
- check the oil and coolant levels;
- check the condition and tension of the drive belt;
- replace spark plugs;
- inspect the ignition distributor cap, slider and high voltage wires;
- check the condition of the air filter and replace it if necessary;
- check the fuel filter;
- check the condition of all hoses and inspect them for leaks.
If the above operations are not effective, perform the following checks.
Secondary Checks:
- check the battery charging system;
- check the ignition system;
- check the power system;
- replace the high voltage wires.
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