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93 1 1-4. Hybrid system For safety and security tery) is charged. ■ Regenerative braking ● In the following situations, kinetic energy is converted to electric energy and deceleration force can be obtained in conjunction with the recharging of the hybrid battery (traction battery). • RX350h: The accelerator pedal is released while driving with the shift posi- tion in D or S. • RX500h: The accelerator pedal is released while driving with the shift posi- tion in D or M. • RX350h: The brake pedal is depressed while driving with the shift position in D or S. • RX500h: The brake pedal is depressed while driving with the shift position in D or M. ● Vehicles with GPF (Gasoline Particulate Filter) system: While the GPF system ( P.425) is operating to regenerate the exhaust gas filter, the hybrid battery (trac- tion battery) may not be recharged. ■ EV indicator The EV indicator comes on when the vehi- cle is driven using only the electric motor (traction motor) or the gasoline engine is stopped. ■ Conditions in which the gasoline engine may not stop The gasoline engine starts and stops auto- matically. However, it may not stop auto- matically in the following conditions: ● During gasoline engine warm-up ● During hybrid battery (traction battery) charging ● When the temperature of the hybrid bat- tery (traction battery) is high or low ● When the heater is switched on ● When the hood is opened during “READY” indicator is illuminated Depending on the circumstances, the gaso- line engine may also not stop automatically in other situations. ■ Charging the hybrid battery (traction battery) As the gasoline engine charges the hybrid battery (traction battery), the battery does not need to be charged from an outside source. However, if the vehicle is left parked for a long time the hybrid battery (traction battery) will slowly discharge. For this rea- son, be sure to drive the vehicle at least once every few months for at least 30 min- utes or 16 km (10 miles). If the hybrid bat- tery (traction battery) becomes fully discharged and you are unable to start the hybrid system, contact any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer. ■ Charging the 12-volt battery P.599 ■ After the 12-volt battery has discharged or when the terminal has been removed and installed during exchange, etc. The gasoline engine may not stop even if the vehicle is being driven by the hybrid bat- tery (traction battery). If this continues for a few days, contact any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer. ■ Sounds and vibrations specific to a hybrid electric vehicle Because there is no engine sound or vibra- tion, it is easy to mistake the hybrid electric vehicle for being off when it is actually still running, as indicated by the “READY” indi- cator being illuminated. For safety, make sure to always shift the shift position to P and apply the parking brake when parked. occur when the hybrid system is operating and are not a malfunction: ● Motor sounds may be heard from the
94 1-4. Hybrid system engine compartment. ● Sounds may be heard from the hybrid battery (traction battery) behind the rear seats when the hybrid system starts or stops. ● Relay operating sounds such as a snap or soft clank will be emitted from the hybrid battery (traction battery), under the rear seats, when the hybrid system is started or stopped. ● Sounds from the hybrid system may be heard when the back door is open. ● Sounds may be heard from the transmis- sion when the gasoline engine starts or stops, when driving at low speeds, or dur- ing idling. ● Engine sounds may be heard when accelerating sharply. ● Sounds may be heard due to regenera- tive braking when the brake pedal is depressed or as the accelerator pedal is released. ● Vibration may be felt when the gasoline engine starts or stops. ● Cooling fan sounds may be heard from the air intake vents under the rear seats. ■ Maintenance, repair, recycling, and dis- posal Contact any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer regarding maintenance, repair, recycling and disposal. Do not dispose of the vehicle yourself. When driving with the gasoline engine (15 mph). ■ Acoustic Vehicle Alerting System (if equipped) In the following cases, the Acoustic Vehicle Alerting System may be difficult for sur- rounding people to hear. ● In very noisy areas ● In the wind or the rain ■ When “Acoustic Vehicle Alerting Sys- tem Malfunction Visit your Dealer” is displayed on the multi-information dis- play (if equipped) The Acoustic Vehicle Alerting System may be malfunctioning. Have the vehicle inspected by any authorized Lexus retailer or Lexus authorized repairer, or any reliable repairer immediately. Acoustic Vehicle Alerting Sys- |