2012 Scion iQFACTORY OEM SERVICE PROCEDURE

STARTER (except Cold Area): Reassembly: Reassembly

  1. INSTALL STARTER CLUTCH SUB-ASSEMBLY 
    1. Apply grease to the bushing and spline of the starter clutch and stop collar.
      Fig 1: Identifying Bushing, And Spline Of Starter Clutch And Stop Collar
      GTY346661Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Place the starter clutch and stop collar on the planet carrier shaft.
    3. Apply grease to a new snap ring and install it to the planet carrier shaft groove.
    4. Using a vise, compress the snap ring.
      Fig 2: Compressing Snap Ring
      GTY232743Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    5. Hold the starter clutch, tap the planet carrier shaft, and install the starter pinion stop collar onto the snap ring with a plastic-faced hammer.
      Fig 3: Tapping Planetary Shaft
      GTY215658Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    6. Apply grease to the part of the pinion drive lever which is in contact with the starter pivot.
      Fig 4: Identifying Pinion Drive Lever Grease Points
      GTY344531Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      TEXT IN ILLUSTRATION

      *a Grease
    7. Install the pinion drive lever to the starter clutch.
    8. Align the tab of the shock absorber with the cutout of the drive housing, and install the shock absorber.
      Fig 5: Aligning Tab And Cutout
      GTY345086Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      TEXT IN ILLUSTRATION

      *a Cutout
      *b Tab
  2. INSTALL STARTER ARMATURE ASSEMBLY 
    1. Install the starter armature to the starter yoke.
  3. INSTALL STARTER BRUSH HOLDER ASSEMBLY 
    1. Using a screwdriver, hold the brush springs back and install the 4 brushes into the starter brush holder.
      Fig 6: Installing Brushes Into Brush Holder
      GTY220445Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Install the starter brush holder to the starter armature.
    3. Apply turbine oil to the bearing of the starter commutator end frame.
  4. INSTALL STARTER COMMUTATOR END FRAME ASSEMBLY 
    1. Install the starter commutator end frame with the 2 screws.
      Fig 7: Removing Starter Commutator End Frame Screws
      GTY345183Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Torque: 1.5 N*m (15 kgf*cm, 13 in.*lbf) 

      NOTE:

      To avoid interference between the brush holder and the dust starter protector, tilt the starter commutator end frame while installing it.

  5. INSTALL STARTER YOKE ASSEMBLY 
    1. Align the cutout of the starter yoke with the projection of the planet carrier shaft sub-assembly.
      Fig 8: Aligning Starter Yoke Cutout With Planet Carrier Shaft Sub-Assembly Projection
      GTY345427Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      TEXT IN ILLUSTRATION

      *a Cutout
      *b Projection
    2. Install the starter yoke with the 2 through bolts.
      Fig 9: Identifying Starter Yoke Assembly Bolts
      GTY344260Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Torque: 5.9 N*m (60 kgf*cm, 52 in.*lbf) 

  6. INSTALL MAGNET STARTER SWITCH ASSEMBLY 
    1. Install the magnet starter switch by hanging the magnet starter switch plunger on the upper area of the pinion drive lever.
      Fig 10: Identifying Plunger Hook And Pinion Drive Lever
      GTY345026Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      TEXT IN ILLUSTRATION

      *1 Plunger
      *2 Pinion Drive Lever
    2. Install the magnet starter switch with the 2 nuts.
      Fig 11: Identifying Magnet Starter Switch Nuts
      GTY344725Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Torque: 8.3 N*m (85 kgf*cm, 73 in.*lbf) 

    3. Connect the lead wire to terminal C with the nut.
      Fig 12: Identifying Magnet Starter Switch Lead Wire Nut
      GTY346708Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      Torque: 9.8 N*m (100 kgf*cm, 87 in.*lbf) 

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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.