2012 TOYOTA PRIUS Interior light

401
4-1. Maintenance and care
4
Maintenance and care
NOTICE
■
Cleaning detergents
●Do not use the following types of detergent, as they may discolor the vehi-
cle interior or cause streaks or damage to painted surfaces:
• Non-seat portions: Organic substances such as benzene or gasoline,
alkaline or acidic solutions, dye, and bleach
• Seats: Alkaline or acidic solutions, such as thinner, benzene, and alcohol
● Do not use polish wax or polish cleaner. The instrument panel’s or other
interior part’s painted surface may be damaged.
■ Preventing damage to leather surfaces
Observe the following precautions to avoid damage to and deterioration o\
f
leather surfaces:
●Remove any dust or dirt from leather surfaces immediately.
● Do not expose the vehicle to direct sunlight for extended periods of time.
Park the vehicle in the shade, especially during summer.
● Do not place items made of vinyl, plastic, or containing wax on the uphol-
stery, as they may stick to the leather surface if the vehicle interior heats
up significantly.
■ Water on the floor
Do not wash the vehicle floor with water.
Vehicle systems such as the audio system may be damaged if water comes
into contact with electrical components such as the audio system above or
under the floor of the vehicle. Water may also cause the body to rust.
■ Cleaning the inside of the rear window
●Do not use glass cleaner to clean the rear window, as this may cause
damage to the rear window defogger heater wires. Use a cloth dampened
with lukewarm water to gently wipe the window clean. Wipe the window in
strokes running parallel to the heater wires.
● Be careful not to scratch or damage the heater wires.

461
4-3. Do-it-yourself maintenance
4
Maintenance and care
FUSEAmpereCircuit
32 MIR HTR 10A Outside rear view mirror defoggers
33 RAD NO.1 15A Audio system, navigation system
34 DOME 10ADoor courtesy lights, luggage
compartment light, personal light,
interior light, foot lights, vanity
lights, inside rear view mirror,
garage door opener
35 ECU-B 7.5ASmart key system, personal lights,
gauges and meters, emergency
flashers
36 H-LP LH HI 10A Left-hand headlight (high beam)
37 H-LP RH HI 10A Right-hand headlight (high beam)
38 EFI NO.2 10AMultiport fuel injection system/
sequential multiport fuel injection
system
39 IGCT NO.3 10A Cooling system
40 SPARE 30A Spare fuse
41 SPARE 10A Spare fuse
42 SPARE 7.5A Spare fuse
43 EFI MAIN 20AMultiport fuel injection system/
sequential multiport fuel injection
system, cooling system, EFI NO.2
44 BATT FAN 10A Battery cooling fan
45 IG2 20AMultiport fuel injection system/
sequential multiport fuel injection
system, MET, IGN, power man-
agement system

5
When trouble arises
517
5-2. Steps to take in an emergency
Have the malfunction repaired immediately.
After taking the specified steps to correct the suspected problem,
check that the warning message and light turn off.
InteriorbuzzerExterior buzzerWarning messageDetailsCorrection procedure
Once 
(Comes on for 15 seconds.)
(Flashes) The electronic
key is not
detected when
attempting to
start the hybrid
system.
Confirm
the loca-
tion of the
electronic
key.
Once 3 times (Flashes)An open door
other than the
driver’s door is
closed while the
electronic key is
outside the
detection range
and the
“POWER”
switch is in
ACCESSORY
or ON mode.
Confirm
the loca-
tion of the
electronic
key.

522 5-2. Steps to take in an emergency
InteriorbuzzerExterior buzzerWarning messageDetailsCorrection procedure
Once 
(Flashes)The elec-
tronic key
does not
operate
properly.
P. 541
 Power
was
turned off
due to
the auto-
matic
power off
function.Next time when
starting the
hybrid system,
increase the
engine speed
slightly and
maintain that
level for approxi-
mately 5 min-
utes to recharge
the battery.
NOTICE
■
While the engine oil level warning is displayed
Continued engine operation with low engine oil will damage the engine.
■ Engine oil maintenance message
The warning message is based on the projected driving range after engine
oil maintenance message is reset.
The system does not monitor the purity of the engine oil.

538
5-2. Steps to take in an emergency
If the hybrid system will not start
Reasons for the hybrid system not starting vary depending on the
situation. Check the following a nd perform the appropriate proce-
dure:
■ The hybrid system will not start even though the correct
starting procedure is being followed ( P. 192)
One of the following may be the cause of the problem:
● The electronic key may not be functioning properly.
*
(  P. 541)
● There may not be sufficient fuel in the vehicle’s tank.
Refuel the vehicle.
● There may be a malfunction in the immobilizer system.
*
(  P. 135)
● There may be a malfunction in the P position control system.
*
( P. 197, 509)
*: It may not be possible to shift the shift position from P to another
position.
■ The interior lights and headlights are dim, or the horn does
not sound or sounds at a low volume
One of the following may be the cause of the problem:
●The 12-volt battery may be discharged. ( P. 543)
● The 12-volt battery terminal c onnections may be loose or cor-
roded.

5
When trouble arises
539
5-2. Steps to take in an emergency
Emergency start function
When the hybrid system does not start, the following steps can be
used as an interim measure to st art the hybrid system if the
“POWER” switch is functioning normally:
Set the parking brake.
Turn the “POWER” switch to ACCESSORY mode.
Press and hold the “POWER” switch for about 15 seconds
while depressing the brake pedal firmly.
Even if the hybrid system can be started using the above steps, the
system may be malfunctioning. Have the vehicle inspected by your
Toyota dealer.
■ The interior lights and headlights do not turn on, or the horn
does not sound
One of the following may be the cause of the problem:
●One or both of the 12-volt ba ttery terminals may be discon-
nected.
● The 12-volt battery may be discharged. ( P. 543)
Contact your Toyota dealer if the problem cannot be repaired, or if
repair procedures are unknown.
STEP 1
STEP 2
STEP 3

570 6-1. Specifications
Light bulbs
A: H11 halogen bulbs
B: HB3 halogen bulbs
C: H16 halogen bulbs
D: Wedge base bulbs (amber)
E: Wedge base bulbs (clear)
F: Double end bulbs

*
: If equipped
Light BulbsBulb No.WTy p e
Exterior Halogen headlights
Low beam
High beam
LED headlights High beam H11
9005
9005 55
60
60A
B
B
Fog lights
*H16 19 C
Front turn signal lights WY21W 21 D
Front side marker lights W5W 5 E
Parking lights
(halogen headlights) W5W 5 E
Rear turn signal lights WY21W 21 D
Back-up lights W21W 21 E
License plate lights W5W 5 E
InteriorFront interior/personal lights
5E
Rear interior light 8F
Vanity lights 8E
Door courtesy lights 5E
Luggage compartment light 5F

594 6-2. Customization
*: When the customized settings are changed using the navigation system,these functions will be changed between ON and OFF simultaneously.
ItemFunctionDefault set- tingCustom-ized
setting
Power
windows
( P. 123) The one-touch
closing operation
except for
driver’s seat
ON OFF – – O
Illumination
( P. 353) Time elapsed
before lights turn
off
15 secondsOFF
–OO
7.5
seconds
30 seconds
Operation when
the doors are
unlocked
*
ON OFF – O O
Operation after
the “POWER”
switch turned
OFF
*
ON OFF – O O
Operation when
you approach
the vehicle with
the electric key
on your person
(When the per-
sonal/interior
light main switch
is door position)
*
ON OFF – O O
Foot lights ON OFF – – O
Foot lights oper-
ation when the
vehicle is run-
ning ON OFF – – O