Mazda CX-9 Grand Touring 2009 Manual page 541

NOTE:
2. After tightening all the hub nuts to the same torque, put the dial gauge on the friction surface of disc plate
10 mm {0.39 in} from the disc plate edge.
3. Rotate the disc plate one time and measure the runout.
Rear disc plate runout limit 0.05 mm {0.002 in}
Thickness variation inspection
1. Clean the disc plate-to-pad friction surface using a brake cleaner.
2. Measure the points indicated in the illustration using a caliper (micrometer).
3. Subtract the minimum value from the maximum.
If the result is not within specification, machine the disc plate using a lathe.
Thickness variation limit 0.015 mm {0.0005 in}
WARNING:
DISC PLATE THICKNESS INSPECTION
CAUTION:
1. Measure the thickness of the disc plate.
If the thickness is not within the specification, replace the disc plate.
Minimum rear disc plate thickness 16 mm {0.63 in}
2008 Mazda CX-9 Grand Touring
2008 BRAKES Conventional Brake System - Mazda CX-9
The component parts of the SST (49 B017 001 or 49 G019 003) can be
used as a suitable washer.
Do not exceed minimum disc plate thickness.
Fig. 31: Identifying Disc Plate Points
Courtesy of MAZDA MOTORS CORP.
Excessive runout may result if the disc plate is removed from the
vehicle then machined. Machine the disc plate while installed on the
vehicle.