Lexus GS450h Owner's Manual page 471

Warning message
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GS450h_300h_OM_OM30F92E_(EE)
7-2. Steps to take in an emergency
Details/Actions
Indicates that the hybrid battery (traction battery) power
has dropped because a long period of time has elapsed
after shifting the shift lever to N
A buzzer also sounds.
 Restart the hybrid system when starting the vehicle.
Indicates a malfunction in the hybrid system
Depending on the malfunction, troubleshooting meth-
ods may also be displayed.
A buzzer also sounds.
 Immediately stop the vehicle in a safe place and
contact any authorized Lexus retailer or Lexus
authorized repairer, or any reliable repairer.
Indicates that the traction battery is low
A buzzer also sounds.
 When stopping the vehicle for a long period of time,
shift the shift lever to P. The battery cannot be
charged with the shift lever in N.
Indicates a malfunction in the EPS (Electric Power Steer-
ing) system
A buzzer also sounds.
 Have the vehicle inspected by any authorized Lexus
retailer or Lexus authorized repairer, or any reliable
repairer.
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