2006 Mazda MX-5 Miata BaseFACTORY OEM SERVICE PROCEDURE

DSC HU/Cm Removal/Installation: Notes

CAUTION:
  • When replacing the DSC HU/CM with a new one, configuration procedure must be performed before removing the DSC HU/CM. If configuration is not completed before removing the DSC HU/CM, DTC B2477 will be detected.
  • The DSC may not function normally when the DSC HU/CM is replaced. After installation, always perform the initialization procedures for the DSC HU/CM, combined sensor and the steering angle sensor. (See COMBINED SENSOR INITIALIZATION PROCEDURE  .) (See STEERING ANGLE SENSOR INITIALIZATION PROCEDURE  .) (See STEERING ANGLE SIGNAL INITIALIZATION PROCEDURE  .)
  • The internal parts of the DSC HU/CM could be damaged if dropped. Be careful not to drop the DSC HU/CM. Replace the DSC HU/CM if it is subjected to an impact.
  1. Perform DSC configuration. (See DSC CONFIGURATION  .)
  2. Remove in the order indicated in Fig 1.
  3. Install in the reverse order of removal.
  4. After installation, perform the combined sensor initialization procedure. (See COMBINED SENSOR INITIALIZATION PROCEDURE  .)
  5. After installation, perform the steering angle sensor initialization procedure. (See STEERING ANGLE SENSOR INITIALIZATION PROCEDURE  .)
  6. After installation, perform the steering angle signal initialization procedure. (See STEERING ANGLE SIGNAL INITIALIZATION PROCEDURE  .)
    Fig 1: DSC HU/CM Removing/Installing Steps With Torque Specifications
    G04318437Courtesy of MAZDA MOTORS CORP.
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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.

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