Pcm Configuration

CAUTION:

If the wheel and tire sizes are changed, the set value for the tire rotation diameter will be different, causing a discrepancy whereby the speedometer needle exceeds the allowable range. If the wheel and tire sizes are changed, perform a PCM configuration to change the tire size setting.

Newly Replacing PCM

Connect the M-MDS to the DLC-2.
After the vehicle is identified, select the following items from the initial screen of the M-MDS.
When using the IDS (laptop PC)
1. Select the "Module Programming".
When using the PDS (Pocket PC)
1. Select the "Programming".
2. Select the "Module Programming".
Fig 1: Identifying DLC-2 Connector
Courtesy of MAZDA MOTORS CORP.
Then, select items from the screen menu in the following order.
1. Select "Programmable Module installation".
2. Select "PCM".
Perform the configuration according to the directions on the screen.
Retrieve DTCs by the M-MDS, then verify that there is no DTC present.
- If a DTC(s) is detected, perform the applicable DTC inspection. (Refer to the appropriate DTC TABLE [13B-MSP] in On-Board Diagnostic (Engine Control System) (13B-MSP) article .)

Wheel And Tire Size Change

Connect the M-MDS to the DLC-2.
After the vehicle is identified, select the following items from the initial screen of the M-MDS.
When using the IDS (laptop PC)
1. Select the "Module Programming".
When using the PDS (Pocket PC)
1. Select the "Programming".
2. Select the "Module Programming".
Then, select items from the screen menu in the following order.
1. Select "Programmable Parameters".
2. Select 'Tire Size/Axle Ratio".
Select an item name, and then select option.

Fig 2: Identifying DLC-2 Connector
Courtesy of MAZDA MOTORS CORP.

Items
- Tire Size ("225/40R19"/"225/45R18"/"225/50R17")