Mazda 3 Service Manual: Parameter Setting Procedure When Tire Size Is Changed

Mazda 3 Service Manual / Suspension / Wheels, Tires / Parameter Setting Procedure When Tire Size Is Changed

CAUTION:

If the wheel and tire sizes are changed, a discrepancy with the speedometer needle whereby it exceeds the allowable range could result in a malfunction. If the wheel and tire sizes are changed, perform the following procedure to change the tire size parameter setting.
The same parameters should be set in “Tire dimension”, “Tire Circumference”, and “Tire Size”.

1. Connect the M-MDS to DLC-2.

2. After the vehicle is identified, select the following item from the initialization screen of the M-MDS.

Select “Module Programming”.

3. Select the items from the screen menu.

Select “Programmable Parameters”.
Select “Tire Size”.

4. Select an item name, and then select the option.

Select “Tire Size”.

Tire dimension (195/70R15, 205/50R17, 195/65R15, 205/55R16, 225/40R18)
Tire Circumference (195/70R15, 205/50R17, 195/65R15, 205/55R16, 225/40R18)

5. Select the items from the screen menu.

Select “Programmable Parameters”.
Select “Tire Size/Axle Ratio”.

6. Select an item name, and then select the option.

Select “Tire Size/Axle Ratio”.

Tire Size (195/70R15, 225/40R18, 195/65R15, 205/50R17, 205/55R16)

Malfunctioning Wheel Unit Identification

NOTE: The tire pressure monitoring system (TPMS) does not identify the location of the malfunctioning wheel unit on the vehicle (RF, LF, LR, RR). The TPMS identifies each wheel unit as N ...

Tire House Trim Removal/Installation

4SD 1. Remove the rear seat cushion.. 2. Remove the rear scuff plate.. 3. Partially peel back the seaming welt. 4. Remove the fastener. 5. Pull the tire house trim in the direction of arrow s ...

Other materials:

Steering Gear And Linkage Inspection
Steering Rack Inspection 1. Inspect for cracking, damage, and tooth wear. If there is any malfunction, replace the steering rack. 2. Measure the steering rack warp. If it exceeds the maximum specification, replace the steering rack. Steering rack runout Large ...

Locking Lug Nuts
If your vehicle has Mazda optional antitheft wheel lug nuts, one on each wheel will lock the tires and you must use a special key to unlock them. This key will attach to the lug wrench. Register them with the lock manufacturer by filling out the card provided in the glove compartment and ma ...

Seat Weight Sensor Inspection [Two Step Deployment Control System]
CAUTION: If any of the following work is performed, perform the seat weight sensor inspection using the M-MDS. Removal of the passenger-side seat Loosening and retightening of passenger’s seat fixing bolts Or, the vehicle is involved in a collision ...