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Toyota Sienna Service Manual: Hazard warning switch

Toyota Sienna Service Manual / Lighting / Hazard warning switch

INSPECTION

1. HAZARD WARNING SIGNAL SWITCH ASSEMBLY

HAZARD WARNING SIGNAL SWITCH ASSEMBLY

  1.  Check that there is resistance between the terminals at each switch position as shown in the chart.

Resistance

Resistance

  1. Inspect illumination operation.
  1.  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:

When servicing full-time 4wd vehicles
The full-time 4WD SIENNA is equipped with the open center differential system. If incorrect preparations or test procedures are used, the test will not only be unsuccessful, but may be dangerous as well. Therefore, before beginning any such servicing or test, be sure to check the following ...

Fuel pump resistor
Components REMOVAL 1. REMOVE FUEL PUMP RESISTOR (a) Disconnect the connector. (b) Remove the nut and fuel pump resistor. INSPECTION 1. INSPECT FUEL PUMP RESISTOR (a) Inspect fuel pump resistor. (1) Using an ohmmeter, measure the resistance between the terminals. Standard resi ...

Power Source Circuit
DESCRIPTION This is the power source circuit for the outer mirror control ECU. WIRING DIAGRAM INSPECTION PROCEDURE 1 INSPECT OUTER MIRROR CONTROL ECU (POWER SOURCE) Disconnect the O9 or O11 ECU connector.  Measure the voltage and resistance according to the value(s) in the t ...

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