Lexus NX450h+ 2021 - Started

When the interior lights or headlights are dim and the hybrid system
cannot be started
Cause Remedy
The 12-volt battery may be dis-
charged.
Restarting the hybrid system using the jump-
er (or booster) cables.
The 12-volt battery terminals may
be loose or corroded.
Check if a 12-volt battery terminal is loose or
corroded.
Related Links
Restarting the hybrid system when the 12-volt battery is discharged(P. 726)
If the vehicle 12-volt battery is discharged(P. 696)
If the vehicle 12-volt battery is discharged(P. 696)
Key types(P. 123)
Opening/closing the doors(P. 132)
Using the mechanical key(P. 724)
If a door cannot be opened using the door opener switch(P. 730)
When removing the 12-volt battery terminals(P. 700)
Items to initialize(P. 810)
If the vehicle 12-volt battery is discharged
WARNING
■ When replacing the 12-volt battery
● When the vent plug and indicator are close to the hold down clamp, the battery fluid
(sulfuric acid) may leak.
● For information regarding 12-volt battery replacement, contact any authorized Lexus
retailer or Lexus authorized repairer, or any reliable repairer.
If the 12-volt battery discharges, it may not be possible to shift the shift position to
other positions.
In this case, the vehicle cannnot be towed without lifting both front wheels because
the front wheels will be locked.
9-3. If the hybrid system will not start
696