Lexus 2012 RX350, Owner'S Manual

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4-3. Do-it-yourself maintenance
12-volt battery (RX350)
Check the 12-volt battery as follows.
■ 12-volt battery exterior
Make sure that the 12-volt battery terminals are not corroded and that
there are no loose connections, cracks, or loose clamps.
Terminals
Hold-down clamp
■
Before recharging
When recharging, the 12-volt battery produces hydrogen gas which is flammable
and explosive. Therefore, observe the following before recharging:
●
If recharging with the 12-volt battery installed on the vehicle, be sure to discon-
nect the ground cable.
●
Make sure the power switch on the charger is off when connecting and discon-
necting the charger cables to the 12-volt battery.
■
After recharging/reconnecting the 12-volt battery
In some cases, the engine may not start. Follow the procedure below to initialize the
system.
Shift the shift lever to P, and turn the “ENGINE START STOP” switch off.
Open and close any of the doors.
Start the engine. (If the engine does not start first time, repeat the proce-
dure.)
If the engine will not start even after multiple attempts at the above method, contact
your Lexus dealer.
STEP 1
STEP 2
STEP 3