2003 Toyota PriusFACTORY OEM SERVICE PROCEDURE

HV Battery: Installation

  1. INSTALL HV BATTERY 
    1. Set the HV battery to the body.
    2. Connect the battery hose to the body.
      CAUTION: Since alkaline electrolyte may be got on the hose end, carry out the operation with considerable care. 
  2. INSTALL BATTERY BRACKET 
    1. Install the RH and LH battery bracket with the 13 bolts and nut.

      Torque:  18 N.m (185 kgf.cm, 13 ft.lbf)

      Fig 1: Installing RH & LH Battery Bracket
      G03430965Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Install and tighten the 5 bolts for HV battery.

      Torque:  18 N.m (185 kgf.cm, 13 ft.lbf)

      Fig 2: Installing HV Battery
      G03430966Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  3. INSTALL HIGH TENSION CABLE 
    1. Install the earth terminal.
    2. Install the high tension cable with the 2 bolts.

      Torque:  5.0 N.m (50 kgf.cm, 44 in.lbf)

      Fig 3: Installing High Tension Cable
      G03430967Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Install the battery carrier catch bracket with the 3 nuts.

      Torque:  8.0 N.m (80 kgf.cm, 71 in.lbf)

      Fig 4: Installing Battery Carrier Catch Bracket
      G03430968Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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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.

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