Caution
1. Disconnect the negative battery cable.
2. Remove the under cover.
3. Disconnect the VSS connector.
4. Remove the VSS.

5. Apply ATF to a new O-ring and install it on a new VSS.
6. Install the VSS.
Tightening torque
8-11 N·m {82-112 kgf·cm, 71-97 in·lbf}

7. Connect the VSS connector.
8. Install the under cover.
9. Connect the negative battery cable.
Vehicle speedometer sensor (vss) inspection
Solenoid valve inspectionMazda 6 Service Manual: Sunroof motor inspection
Motor
1. Remove the sunroof motor.
2. Apply battery positive voltage to the sunroof motor terminals and inspect
the operation of the sunroof motor.
If not as specified, replace the sunroof motor.
Limit Switch
1. Remove the headliner. (See HEADLINER REMOVAL/INSTALLATION.)
2. Verify t ...
Mazda 6 Service Manual: Troubleshooting procedure
Basic flow of troubleshooting
DTC troubleshooting flow (on-board diagnostic)
Diagnostic trouble codes (DTCs) are important hints for repairing
malfunctions that are difficult to simulate.
Perform the specific DTC diagnostic inspection to quickly and accurately
diagnose the malfunction.
The ...