Checking the Electric Antenna Ground Connection

Checking The Electric Antenna Ground Connection







- Check the electric antenna ground connection to the body and the metal plate.
- Checking the relay ground connection to the electric antenna
- Remove any corrosion to ensure a good ground connection.

Is the function correct?

NO - Continue with Checking The Electric Antenna Ground Connection.

YES - Changing Components












- Rectify the fault.







- Clear the diagnostic trouble codes in all systems.
- Carry out a functionality test.

Is the function correct?

NO - Before Changing a Control Module.

Experience has shown that the majority of control modules returned for warranty repairs are fault-free. In this case, the control module has not been diagnosed correctly. Check the following points before changing the control module.

Before Changing A Control Module:

1. Check all grounding points and the power supply to the control module.
2. Using the diagnostic tool, check that all readings are reasonable.
3. Using the diagnostic tool, check that all activations function.
4. If the fault persists, the control module must be replaced.
5. When handling the control module, it is important to ground yourself by touching the engine for example. Avoid touching the pins of the control module.


YES - The steps taken to rectify the fault were correct.