2013 Mazda MX-5 Miata Grand Touring, Automatic TransFACTORY OEM SERVICE PROCEDURE

Steering Angle Signal Initialization Procedure

WARNING:
  • If the initialization procedure of the steering angle signal is not completed, the DSC will not operate properly and may cause an accident. Therefore, always perform initialization of the DSC HU/CM steering angle signal to ensure proper DSC operation when any of the following items are performed.
    • Steering angle sensor replacement
    • DSC HU/CM replacement
  1. Inspect the wheel alignment and inflation pressure.
    • If there is any malfunction, adjust the applicable
  2. Park the vehicle on level ground.
  3. Turn the ignition switch to the LOCK position.
  4. Connect the M-MDS to the DLC-2.
    Fig 1: DLC-2
    G06151222Courtesy of MAZDA MOTORS CORP.
  5. After the vehicle is identified, select the following items from the initialization screen of the M-MDS.
    • When using the IDS (laptop PC)
      1. Select "Chassis".
      2. Select "ABS/DSC".
      3. Select "Sensor Initialization".
    • When using the PDS (Pocket PC)
      1. Select "All Tests and Calibrations".
      2. Select "Sensor Initialization".
  6. Perform the initialization procedure according to the directions on the screen.
  7. Drive the vehicle forward.
  8. After 5 min of driving, verify that the DSC system is normal.
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.

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