Toyota RAV4 manuals

Toyota Sienna Service Manual: Problem symptoms table

WINDOW DEFOGGER SYSTEM

Symptom

Suspected area

w/ Deicer: Front window deicer does not operate.

(indicator light ON)

  1. FR DEF fuse
  2. Front window deicer relay
  3. Front window deicer wire
  4. Wire harness
w/ deicer: Front window deicer does not operate.

(indicator light OFF)

  1. FR DEF fuse
  2. Front window deicer relay
  3. Front window deicer wire
  4. Hazard warning signal switch assembly (Defogger switch)
  5. Wire harness
Rear window defogger does not operate (indicator light ON)
  1. HTR fuse
  2. Rear window defogger relay
  3. Rear window deicer wire
  4. Rear window defogger does not operate (indicator light OFF)Wire harness
Rear window defogger does not operate (indicator light OFF)
  1. HTR fuse
  2. Rear window defogger relay
  3. Hazard warning signal switch assembly (Defogger switch)
  4. Rear window defogger wire
  5. Wire harness
w/ Mirror Heater: Mirror heater does not operate (indicator light ON
  1. MIR HTR fuse
  2. Outer rear view mirror assembly
  3. Wire harness
w/ Mirror Heater: Mirror heater does not operate (indicator light OFF)
  1. MIR HTR fuse
  2. Hazard warning signal switch assembly (Defogger switch)
  3.  Outer rear view mirror assembly
  4. Wire harness
Window defogger system
PARTS LOCATION ...

On-vehicle inspection
1. INSPECT BACK WINDOW (DEFOGGER WIRE) NOTICE:  When cleaning the glass, wipe the glass along the wire using a soft and dry cloth. Take care not to damage the wires.  Do not u ...

Other materials:

Mirror Switch Circuit
DESCRIPTION  A switch signal of the outer mirror switch is transmitted to the selected outer mirror control ECU by way of the body ECU. Then, the outer mirror control ECU activates the mirror motor to move the mirror UP, DOWN, RIGHT and LEFT in response to the inputs. HINT: Th ...

Emission inspection and maintenance (I/M) programs
Some states have vehicle emission inspection programs which include OBD (On Board Diagnostics) checks. The OBD system monitors the operation of the emission control system. If the malfunction indicator lamp comes on The OBD system determines that a problem exists somewhere in the emission contr ...

Removal
1. Disconnect battery negative terminal 2. Remove instrument cluster finish panel sub-assembly center Hint: (see page ip-9) 3. Remove transmission control cable assembly (a) Remove the nut from the control shaft lever. (b) Disconnect the transmission control cable assembly from the con ...

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