Without ABS
1. Remove the vehicle speedometer sensor.
2. Measure voltage (AC range) between terminals of the vehicle speedometer sensor while the gear is turning.


3. Install the vehicle speedometer sensor.
Vehicle speedometer sensor removal/installation
Manual transaxle removal/installationMazda 6 Service Manual: Front/rear abs wheel-speed sensor inspection
Visual Inspection
Remove the wheel and tire, and inspect the sensor for looseness and damage.
Replace the sensor if necessary.
Clearance Inspection
Inspect the clearance between the wheel-speed sensor and the sensor rotor.
Clearance
0.3-1.1 mm {0.012-0.043 in}
Resistance Inspection
...
Mazda 6 Service Manual: SRS Air Bag Deployment Criteria
This chart indicates the applicable SRS equipment that will deploy depending
on the type of collision.
(The illustrations are the representative cases of collisions.)
X: The SRS air bag equipment is designed to deploy in a collision.
*1 (With Front Passenger Occupant Classification System) Th ...