See also:

Precautions against vehicle modification
WARNING To avoid accidental activation of the system or rendering the system inoperative, which may result in serious injury, no modifications should be made to any components or wiring of the SR ...

Automatic/Emergency Locking Retractor (A/ELR)
Each passenger’s seatbelt has an Automatic/ Emergency Locking Retractor (A/ ELR). The Automatic/Emergency Locking Retractor normally functions as an Emergency Locking Retractor (ELR). The A/ ELR h ...

Recommended spark plugs
Refer to “Electrical system” F12-8. ...