FRONT AXLE HUB ON-VEHICLE INSPECTION

Note

When the brake pedal is first depressed after replacing the brake pads or pushing back the disc brake piston, DTC C1214 may be output. As there is no malfunction, clear the DTC.

Tech Tips

  • Use the same procedure for the RH side and LH side.

  • The procedure listed below is for the LH side.

  1. PRECAUTION

    Note

    After turning the power switch off, waiting time may be required before disconnecting the cable from the negative (-) auxiliary battery terminal. Therefore, make sure to read the disconnecting the cable from the negative (-) auxiliary battery terminal notice before proceeding with work Click here.

  2. DISABLE BRAKE CONTROL

    1. Wait at least 2 minutes after turning the power switch off.

      Note

      When the brake pedal is depressed or the door courtesy switch is turned on even if the power switch is off, the brake control system activates. Therefore do not depress the brake pedal or open/close the doors until the reservoir level switch connector is disconnected.

    2. Disconnect the reservoir level switch connector with the parking brake applied.

      A011WY2

    3. Disconnect the cable from the negative (-) auxiliary battery terminal Click here.

    4. Depress the brake pedal 40 times or more to return all the fluid in the accumulator back to the reservoir.

    5. Check that the brake pedal can not be further depressed.

    6. Release the parking brake.

  3. REMOVE FRONT WHEEL

  4. SEPARATE FRONT DISC BRAKE CALIPER ASSEMBLY

    1. Remove the 2 bolts and separate the front disc brake caliper assembly.

      Note

      Use wire or an equivalent tool to keep the front disc brake caliper assembly from hanging down by the front flexible hose.

  5. REMOVE FRONT DISC

    1. Put matchmarks on the front disc and the front axle hub.

      A011WCRE01
      Text in Illustration
      *a Matchmark

    2. Remove the front disc.

  6. INSPECT FRONT AXLE HUB BEARING LOOSENESS

    1. Using a dial indicator, check for looseness near the center of the front axle hub.

      A011WON
      Maximum looseness
      0.05 mm (0.00197 in.)

      Note

      • Ensure that the dial indicator is set perpendicular to the measurement surface.

      • Keep the magnet of the dial indicator away from the front speed sensor.

      If the looseness exceeds the maximum, replace the front axle hub bearing.

  7. INSPECT FRONT AXLE HUB RUNOUT

    1. Using a dial indicator, check for runout on the surface of the front axle hub outside the hub bolts.

      A011W4D
      Maximum runout
      0.05 mm (0.00197 in.)

      Note

      • Ensure that the dial indicator is set perpendicular to the measurement surface.

      • Keep the magnet of the dial indicator away from the front speed sensor.

      If the runout exceeds the maximum, replace the front axle hub.

  8. INSTALL FRONT DISC

    1. Align the matchmarks of the front disc and front axle hub, and install the front disc.

      A011WCRE01
      Text in Illustration
      *a Matchmark

      Note

      When replacing the front disc with a new one, select the installation position where the front disc has minimal runout.

  9. INSTALL FRONT DISC BRAKE CALIPER ASSEMBLY

    1. Install the front disc brake caliper assembly to the steering knuckle with the 2 bolts.

      Torque:
      107 N*m  { 1090 kgf*cm, 79 ft.*lbf }

      Note

      Do not twist the front flexible hose when installing the front disc brake caliper assembly.

  10. INSTALL FRONT WHEEL

    Torque:
    103 N*m  { 1049 kgf*cm, 76 ft.*lbf }

  11. CONNECT CABLE TO AUXILIARY BATTERY NEGATIVE TERMINAL

    1. Connect the cable to the negative (-) auxiliary battery terminal Click here.

    2. Connect the reservoir level switch connector.

    3. Clear the DTCs Click here.