See also:

Troubleshooting guide
The system should respond correctly to all voice commands without difficulty. If problems are encountered, try the following solutions. Where the solutions are listed by number, try each solution ...

Call volume
Adjusting the incoming or outgoing call volume may improve clarity if reception between callers is unclear. ● Incoming call—adjusting this setting allows you to hear a difference in volu ...

Fuel-filler cap
The fuel-filler cap is a ratcheting type. Turn the cap counterclockwise to remove. To tighten, turn the cap clockwise until ratcheting clicks are heard. Put the fuel-filler cap on the cap hol ...