Back Up Light Switch Removal/Installation [G35 M R]
1. Remove the battery cover..
2. Disconnect the negative battery cable.
3. Remove the battery component. (ex: battery, battery tray and PCM component).
4. Remove the aerodynamic under cover No.2..
5. Drain the oil from the transaxle..
6. Disconnect the back-up light switch connector and remove the back-up light switch.

7. Install the back-up light switch (with a new gasket) to the transaxle case.
- Tightening torque
20—29 N·m {2.1—2.9 kgf·m, 15—21 ft·lbf}
8. Install the battery component. (ex: battery, battery tray and PCM component)(See BATTERY REMOVAL/INSTALLATION [MZR 2.0, MZR 2.5].)
9. Install the battery cover..
10. Add the specified amount and type of oil..
11. Install the aerodynamic under cover No.2..
Test yourself
A quick Mazda 3 quiz: every answer comes with an explanation and a link to the manual page.