Hazard Warning Switch Test
1. Audio Unit - Remove (Without Navigation)


2. Audio-Navigation Unit - Remove (With Navigation)


3. Hazard Warning Switch - Test
1.
Check for the hazard warning switch (A) position according to the table.
When an LED is located between terminals, check if the LED illuminates by connecting power and ground to the LED.
Note this important operating characteristic; diode bias causes a diode to fully conduct electricity in one direction (forward), while not at all in the opposite direction (reverse).
2.
If the result is not as specified, the hazard warning switch (A).

4. All Removed Parts - Install
1.
Install the parts in the reverse order of removal.