Toyota 2009 Camry Quick Reference Manual page 323

Before recharging
n
When recharging, the 12-volt battery produces hydrogen gas which is flam-
mable and explosive. Therefore, observe the following before recharging:
If recharging with the 12-volt battery installed on the vehicle, be sure to
l
disconnect the ground cable.
l Make sure the power switch on the charger is off when connecting and
disconnecting the charger cables to the 12-volt battery.
After recharging/reconnecting the 12-volt battery
n
In some cases, the hybrid system may not start. Follow one or both of the
following procedures:
After opening and closing the driver's door, wait 10 seconds then attempt
l
to start the hybrid system. (If the system does not start first time, repeat
the procedure.)
With the shift lever in P and the "POWER" switch OFF, open and close
l
the driver's door, then attempt to start the hybrid system.
If the system will not start even after multiple attempts at both methods, con-
tact your Toyota dealer.
4-3. Do-it-yourself maintenance
4
301