Toyota RAV4 manuals

Toyota Sienna Service Manual: Headlight dimmer switch

Toyota Sienna Service Manual / Lighting / Headlight dimmer switch

COMPONENTS

COMPONENTS

REMOVAL

1. REMOVE STEERING COLUMN LOWER COVER

2. REMOVE STEERING COLUMN UPPER COVER

3. REMOVE HEADLIGHT DIMMER SWITCH ASSEMBLY

REMOVE HEADLIGHT DIMMER SWITCH ASSEMBLY

  1.  Disconnect the connector.
  2.  Release the claw fitting and remove the headlight dimmer switch assembly.

INSPECTION

1. HEADLIGHT DIMMER SWITCH ASSEMBLY

HEADLIGHT DIMMER SWITCH ASSEMBLY

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

Resistance

Resistance

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

Resistance

Resistance

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

Resistance

Resistance

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

Resistance

Resistance

INSTALLATION

1. INSTALL HEADLIGHT DIMMER SWITCH ASSEMBLY

2. INSTALL STEERING COLUMN UPPER COVER

3. INSTALL STEERING COLUMN LOWER COVER

Vanity light
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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 ...

Other materials:

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Air Intake Control Circuit
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Diagnosis system
1. CHECK DLC3  The vehicle's ECU uses ISO 15765-4 for communication protocol. The terminal arrangement of the DLC3 complies with SAE J1962 and matches the ISO 15765-4 format. NOTICE: *: Before measuring the resistance, leave the vehicle as is for at least 1 minute and do not ...

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