FixVault

No. 4 Programming Procedure Due to PCM Replacement: Procedure

Fig 1: Identifying Valid Key
G06729765Courtesy of MAZDA MOTORS CORP.
DIAGNOSTIC PROCEDURE

Step Procedure Action after procedure
1 REPLACE PCM 
Refer to PCM removal/installation to perform PCM replacement and configuration.
(See PCM REMOVAL/INSTALLATION [MZI-3.7] .)
Go to the next step.
2 PERFORM PARAMETER RESET 
  1. Connect the M-MDS to the DLC-2. (See M-MDS CONNECTING PROCEDURE .)
  2. Turn the ignition switch to the ON position using a key (The key can be either the valid key)
    NOTE:
    • Although the security light remains illuminated and DTC 23 is displayed after approx. 1 min  , continue to perform the procedure as indicated.
  3. After the vehicle is identified, select the following items from the initialization screen of the M-MDS.
    • Using an IDS (laptop PC):
      1. Select "Body".
      2. Select "Security".
      3. Select "PATS Functions".
    • Using a PDS (Pocket PC):
      1. Select "All Tests and Calibrations".
      2. Select "PATS Functions".
  4. Then, select an item from the screen menu.

    item 

    • Parameter Reset
  5. Perform the security access according to the directions on the M-MDS screen.
  6. Select the replaced parts "PCM" according to the directions on the M-MDS screen.
    CAUTION:
    • At this time, do not select the other parts from the M-MDS menu.
  7. After verifying that the PATS function menu is displayed again on the M-MDS screen, select "Finish (this menu)".
  8. Turn the ignition switch to the LOCK position.
  9. Turn the ignition switch to the ON position.
  10. Verify that the security light illuminates for approx. 3 s, and then turns off.
  11. Turn the ignition switch to the LOCK position.
Go to the next step.
3 VERIFY THAT THE KEY IS PROGRAMMED TO THE PCM 
  1. Verify that the engine can be started with all the keys.
  2. Can the engine be started?
Yes Procedure is completed
No Perform the corresponding DTC inspection to repair the malfunctioning part.