Toyota Sienna Service Manual: Headlight leveling switch
ON-VEHICLE INSPECTION
1. HEADLIGHT LEVELING SWITCH
- Connect the battery positive (+) lead to the terminal 1 and the battery negative (-) lead to the terminal 5.
- Measure the resistance between the terminal 4 and the battery negative (-) lead when headlight leveling switch is operated.
- Measure the resistance between the terminal 5 and the battery negative (-) lead when headlight leveling switch is operated.
Voltage
- Inspect switch illumination.
- Connect the battery positive (+) lead to the terminal 3 and the battery negative (-9 lead to the terminal 6, and check that the illumination comes on.
Hazard warning switch
INSPECTION
1. HAZARD WARNING SIGNAL SWITCH ASSEMBLY
Check that there is resistance between the
terminals at each switch position as shown in the
chart.
Resistance
Inspect ...
Stop light switch
ON-VEHICLE INSPECTION
1. STOP LIGHT SWITCH ASSEMBLY
Check the resistance between the terminals at each
switch position as shown ion the chart.
Resistance
...
Other materials:
Basic inspection
(a) WHEN MEASURING RESISTANCE OF
ELECTRONIC PARTS
(1) Unless otherwise stated, all resistance
measurements should be made at an ambient
temperature of 20°C (68°F). Resistance
measurements may be inaccurate if measured
at high temperatures, i.e. immediately after the
vehicle has been running ...
Manual headlight leveling dial (vehicles with discharge headlights)
The level of the headlight aim can be adjusted according to the number
of passengers and the loading condition of the vehicle.
Raises the level of the headlights
Lowers the level of the headlights
Guide to dial settings
Daytime running light system (if equipped)
Bulb type: To ...
System normal condition check
1. CHECK NORMAL CONDITION
If the symptom is applicable to any of the following,
it is intended behavior, and not a malfunction.
Symptom
Answer
A longer route than expected is chosen.
Depending on the road conditions, the radio and navigation assembly
m ...
