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:
Front Occupant Classification Sensor RH Circuit
Malfunction
DTC B1781 Front Occupant Classification Sensor RH Circuit
Malfunction
DESCRIPTION
The front occupant classification sensor RH circuit consists of the occupant
classification ECU and the
front occupant classification sensor RH.
DTC B1781 is recorded when a malfunction is detected in the fron ...
Television Display Assembly Communication Error
INSPECTION PROCEDURE
1 IDENTIFY THE COMPONENT SHOWN BY THE SUB-CODE
Enter the diagnostic mode.
Press the preset switch "3" to change to "Detailed
Information Mode".
Identify the component shown by the sub-code.
HINT:
"190 (radio receiver)" ...
Short to B+ in Door System Communication
Bus Malfunction/ Short to GND in Door System Communication
Bus Malfunction
DTC B1214 Short to B+ in Door System Communication
Bus Malfunction
DTC B1215 Short to GND in Door System Communication
Bus Malfunction
DESCRIPTION
DTCs B1214 and B1215 are output when a short to +B or the body ground occurs
on the communication
bus. Detecting this condition disables all the ...
