2003 Toyota PriusFACTORY OEM SERVICE PROCEDURE

HV Battery Cooling: Installation

  1. INSTALL BLOWER ASSEMBLY 
    1. Connect the connector for blower motor.
    2. Install the blower assembly with the bolt and 2 nuts.

      Torque:  5.0 N.m (51 kgf.cm, 44 in.lbf)

    3. install the quarter ventilation inner duct.
      Fig 1: Installing Blower Assembly
      G03431009Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  2. INSTALL QUARTER INNER NO. 2 DUCT 

    Install the quarter inner No. 2 duct with the 2 screws.

    Fig 2: Installing Quarter Inner No. 2 Duct
    G03431010Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  3. INSTALL QUARTER VENTILATOR DUCT 
    1. Install the quarter ventilator duct with the 6 screws.
    2. Connect the connector for blower motor control.
      Fig 3: Installing Quarter Ventilator Duct
      G03431011Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  4. INSTALL LOWER QUARTER VENTILATOR 

    Install the lower quarter ventilator duct with the 2 bolts.

    Torque:  4.0 N.m (41 kgf.cm, 35 in.lbf)

  5. INSTALL INNER VENTILATOR DUCT 

    Install the inner ventilator duct with the 4 bolts.

    Torque:  4.0 N.m (41 kgf.cm, 35 in.lbf)

    Fig 4: Installing Inner Ventilator Duct
    G03431012Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  6. INSTALL LUGGAGE TRIM (See  COMPONENTS  ) 
  7. INSTALL REAR SEAT (See  COMPONENTS  ) 
Factory Service Tools

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.