Head Up Display Switch Test: Test
How to use this service information .
NOTICE:
When working with a vehicle equipped with the electronic air suspension, be sure to set it to the leveling off mode to prevent unexpected operation. Refer to the Electronic Air Suspension System Service Precautions - Refer to: Electronic Air Suspension System Connector Fitting Precautions or Electronic Air Suspension System Service Precautions for the procedure.
NOTE:
The head up display switch is built into the multi visor switch.
- Head Up Display Switch - Test
Preconditions
Procedure/Specifications
- Check the switch according to the table. (Figure 1 and 2)
NOTICE:
- When an LED is located between terminals, check if the LED lights 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).
Figure 1
Figure 2
Result
- If the result is not as specified, replace the multi visor switch .
- Check the switch according to the table. (Figure 1 and 2)