Mazda CX-9 Grand Touring 2009 Manual page 720

2008 BRAKES Dynamic Stability Control/Roll Stability Control - Mazda CX-9
5. Select the following PIDs, then inspect the lateral acceleration speed, longitudinal acceleration speed, roll
rate and yaw rate.
LAT_ACCL: (lateral acceleration speed)
ACCLMTR: (longitudinal acceleration speed)
YAW_RATE: (yaw rate)
ROLL_RATE (roll rate)
1. Lateral acceleration speed inspection
1. Verify the LAT_ACCL change when the combined sensor is tilted to the left and right.
If there is any malfunction, replace the combined sensor.
Standard
When the sensor is tilted to the right (A):
LAT ACCL changes negatively.
When the sensor is tilted to the left (B):
LAT_ACCL changes positively.
Fig. 29: Tilting Sensor Right & Left
Courtesy of MAZDA MOTORS CORP.
2. Longitudinal acceleration speed inspection
1. Verify the ACCLMTR change when the combined sensor is moved forward and backward.
If there is any malfunction, replace the combined sensor.
Standard
When the sensor is tilted to forward (A):
ACCLMTR changes negatively.
2008 Mazda CX-9 Grand Touring