Toyota Sienna Service Manual: 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 illumination operation.
- Connect the positive (+) lead from the battery to the terminal 6 and negative (-) lead to the terminal 5, then check that the illumination comes on.
Turn signal light switch
ON-VEHICLE INSPECTION
1. INSPECT TURN SIGNAL FLASHER CIRCUIT
Measure voltage between the terminals as shown in
the chart below.
Voltage
Connect the connector to turn the si ...
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 res ...
Other materials:
Rear Occupant Classification Sensor RH Collision
Detection
DTC B1788 Rear Occupant Classification Sensor RH Collision
Detection
DESCRIPTION
DTC B1788 is output when the occupant classification ECU receives a collision
detection signal sent by
the rear occupant classification sensor RH if an accident occurs.
DTC B1788 is also output when the front s ...
Roof luggage carrier (if equipped)
Roof luggage carrier components
Roof rails
Cross rails
Adjusting the position of cross rails
Turn the knobs counterclockwise
to release the cross
rails.
Slide the cross rails to the
appropriate position for loading
luggage and turn the
knobs clockwise to tigh ...
How to proceed with
troubleshooting
HINT:
The intelligent tester can be used in steps 2, 3, 4, 6 and 9.
1 VEHICLE BROUGHT TO WORKSHOP
2 CONNECT INTELLIGENT TESTER TO DLC3
HINT:
If the display indicates a communication fault in the tester,
inspect the DLC3.
3 CHECK DTC AND FREEZE FRAME DATA
Check for DTC(s) and freeze frame ...
