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:
SRS airbags
The SRS airbags inflate when the vehicle is subjected to certain
types of severe impacts that may cause significant injury to the
occupants. They work together with the seat belts to help reduce
the risk of death or serious injury.
SRS front airbags
SRS driver airbag/front passenger ...
Communication Error from ECM to VSC
DTC P1631 Communication Error from ECM to VSC
DTC U0100 Lost Communication with ECM/PCM "A"
DESCRIPTION
The ECM sends signals such as A/T information signals, dynamic laser cruise
control operation signals,
brake operation demand signals, and buzzer operation demand signals to the sk ...
Terminals of ECM
1. SFI SYSTEM
HINT:
The standard normal voltage between each pair of the
ECM terminals is shown in the table below. The
appropriate conditions for checking each pair of the
terminals are also indicated.
The check results should be compared with the standard
normal voltage for that pair of ...
