No. 4 Programming Procedure Due to PCM Replacement: Procedure

Fig 1: Additional Key Programming Procedure Chart (PCM)

Courtesy of MAZDA MOTORS CORP.

Step	Procedure		Action after procedure
1	REPLACE PCM Refer to PCM removal/installation to perform PCM replacement and configuration. (See PCM REMOVAL/INSTALLATION [LF, L5] ). (See PCM REMOVAL/INSTALLATION [L3 WITH TC] ).	Go to the next step.
2	PERFORM PARAMETER RESET Connect the M-MDS to the DLC-2. (See M-MDS CONNECTING PROCEDURE ). 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. After the vehicle is identified, select the following items from the initialization screen of the M-MDS. Using an IDS (laptop PC): Select "Body". Select "Security". Select "PATS Functions". Using a PDS (Pocket PC): Select "All Tests and Calibrations". Select "PATS Functions". Then, select an item from the screen menu. item Parameter Reset Perform the security access according to the directions on the M-MDS screen. 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. After verifying that the PATS function menu is displayed again on the M-MDS screen, select "Finish (this menu)". Switch the ignition to off. Switch the ignition to ON. Verify that the security light illuminates for approx. 3 s , and then turns off. Switch the ignition to off.	Go to the next step.
3	VERIFY THAT THE KEY IS PROGRAMMED TO THE PCM Verify that the engine can be started with all the keys. Can the engine be started?	Yes	Procedure is completed
3		No	Perform the corresponding DTC inspection to repair the malfunctioning part.