lights TOYOTA PRIUS 2009 2.G Workshop Manual

5
When trouble arises
423
PRIUS_U_(OM47614U)
5-2. Steps to take in an emergency
If a war ning light turns on or a war ning buzzer sounds...
Stop the vehicle immediately. Continuing to drive the vehicle
may be dangerous.The following warning indicates a possible problem in the brake sys-
tem. Immediately stop the vehicle in a safe place and contact your
Toyota dealer.
*:Parking brake engaged warning buzzer:
A buzzer will sound if the vehicle is driven at a speed of approximately 3 mph
(5 km/h) or more.
Warning lightWarning light/Details

(U.S.A.)

(Canada)
Brake system warning ligh t and warning buzzer* (red
indictor)
• Low brake fluid
• Malfunction in the brake system This light also comes on when the parking brake is not
released. If the light turns off after the parking brake is
fully released, the system is operating normally.
Calmly perform the following actions if any of the warning lights turn
on or flash. If a light turns on or flashes, but then turns off, this does
not necessarily indicate a malfunction in the system.

430 5-2. Steps to take in an emergency
PRIUS_U_(OM47614U)
■If the malfunction indicator lamp comes on while driving
First check the following:
● Is your vehicle low on gas?
If it is, refuel the vehicle immediately.
● Is the fuel tank cap loose?
If it is, tighten it securely.
The light will go off after taking several driving trips.
If the light does not go off even after several trips, contact your Toyota dealer
as soon as possible.
■ Power steering warning light
When the voltage is low or drops, the power steering warning light may
come on.
■ SRS warning light
This warning light system monitors the following:
● The airbag sensor assembly
● Front airbag sensors
● The curtain shield airbag sensors
● The side and curtain shield airbag sensor assemblies
● The driver’s seat position sensor
● Driver’s seat belt buckle switch
● The front passenger occupant classification ECU
● The pressure sensor
● The belt tension sensor
● “AIR BAG ON” and “AIR BA G OFF” indicator lights
● Front passenger’s seat belt buckle switch
● The inflators
● The warning light
● The interconnecting wiring and power sources

446
5-2. Steps to take in an emergency
PRIUS_U_(OM47614U)
If the hybrid system will not start
If the hybrid system will not start even though correct starting proce-
dures are being followed (
P. 132), consider each of the following
points.
■ The hybrid system will not start even when the starter motor
operates normally.
One of the following may be the cause of the problem.
●The electronic key battery may be discharged. ( P. 448)
● The hybrid system may be flooded.
Try to restart the hybrid system once more following correct
starting procedures. (P. 132)
● There may be a malfunction in the immobilizer system.
( P. 8 2 )
■ The interior lights and headlight s 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. 449)
● The 12 volt battery terminal c onnections may be loose or cor-
roded.
■ 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 battery terminals may be discon-
nected.
● The 12 volt battery may be discharged. ( P. 449)
Contact your Toyota dealer if the problem cannot be repaired,
or if repair procedures are unknown.

5
When trouble arises
451
5-2. Steps to take in an emergency
PRIUS_U_(OM47614U)
■
Starting the hybrid system when the battery is discharged
The hybrid system cannot be started by push-starting.
■ Avoiding a discharged 12 volt battery
● Turn off the headlights and the audio system while the hybrid system is
turned off.
● Turn off any unnecessary electrical components when the vehicle is run-
ning at a low speed for an extended period, such as in heavy traffic, etc.
Start the engine of the second vehicle. Increase the engine
speed slightly and maintain at that level for approximately
five minutes to recharge the 12 volt battery of your vehicle.
Open and close any of the doors with the “POWER” switch
OFF.
Maintain the engine speed on the second vehicle and turn
the “POWER” switch to the ON mode, then start the vehi-
cle’s hybrid system.
Make sure the “READY” light comes on. If the “READY”
light will not come on and the hybrid system will not start
after you recharge the battery, do the following procedure.
Turn the hybrid system off. Open and close the driver’s
door. Then push the “POWER” switch briefly and firmly. If
the light does not come on, contact your Toyota dealer.
Once the vehicle’s hybrid syst em has started, remove the
jumper cables in the exact reverse order in which they were
connected.
Once the hybrid system starts, have the vehicle checked at your
Toyota dealer as soon as possible.STEP4
STEP5
STEP6
STEP7
STEP8

466 6-1. Specifications
PRIUS_U_(OM47614U)
Electrical system
Transmission
12 volt battery
Open voltage at
68F (20 C): 12.6 
12.8 V Fully charged
12.2  12.4 V Half charged
11 . 5  11.9 V Discharged
(Voltage is checked 20 minutes after
the hybrid system and all lights are
turned off.)
Charging rates 3.5 A max.
Fluid capacity
Drain and refill3.8 qt. (3.6 L, 3.2 lmp.qt.)
Fluid type Toyota Genuine ATF WS
NOTICE
■Transmission fluid type
Using transmission fluid other than “Toyota Genuine ATF WS” may cause
deterioration in shift quality, locking up of your transmission accompanied by
vibration, and ultimately damage the transmission of your vehicle.

469
6-1. Specifications
6
Vehicle specifications
PRIUS_U_(OM47614U)
Light bulbs
A: D4R discharge bulbs
B: HB2 halogen bulbs
C: HB4 halogen bulbs
D: Wedge base bulbs
E: Double end bulbs
Light BulbsBulb No.WTy p e
Exterior
Headlights
Discharge bulbs
Halogen bulbs 
35
60/55 A
B
Front fog lights 9006 51 C
Parking/front side marker
lights 
5D
Front turn signal lights 21 D
Rear turn signal lights 21 D
Back-up lights 7440 21 D
Tail lights/rear side marker
lights 
5D
License plate lights 5D
InteriorInterior lights
8E
Personal lights 5D
Door courtesy lights 5D
Vanity lights 5E
Luggage compartment light 5E

487
6-2. Customization
6
Vehicle specifications
PRIUS_U_(OM47614U)
ItemFunctionDefault settingCustomized
setting
Wireless
remote
control
(
P. 4 9 ) Operation indicator
(Emergency flashers)
ON OFF
Operation indicator
(Buzzer) ON OFF
Panic function ON OFF
Buzzer sounds when
pushing with any
door not closed ON OFF
Door lock
(
P. 448) Unlocking using a key Driver’s door
unlocked in 1-
step, all doors
unlocked in 2- step All doors
unlocked in 1- step
Automatic
light control
system
(
P. 152) Light sensor sensitivity Level 3 Levels 1 to 5
Time elapsed before
headlights automati-
cally turn off after doors
are closed
60 seconds0 seconds
30 seconds
90 seconds
Daytime running light ONOFF
*

488 6-2. Customization
PRIUS_U_(OM47614U)
*:Vehicles sold outside Canada
ItemFunctionDefault settingCustomizedsetting
Illumination
(
P. 315) Time elapsed before
lights turn off
15 seconds7.5 seconds
30 seconds
Operation when the
doors are unlocked ON OFF
Operation after the
“POWER” switch
turned OFF ON OFF
Front/rear personal
lights turned on when a
door is opened Corresponding
light only All lights
OFF

498
PRIUS_U_(OM47614U)
Alphabetical index
Alphabetical index
A/C .............................................197
ABS ...........................................166
Air conditioning systemAir conditioning filter ..............390
Automatic air conditioning system ................................197
Steering wheel climate remote control switches ......211
Airbags Airbag operating conditions.....92
Airbag precautions for your child ...................................... 96
Airbag warning light............... 424
Curtain shield airbag precautions ...........................96
Front passenger occupant classification system ...........101
General airbag precautions .....96
Locations of airbags ................89
Modification and disposal of airbags ................................100
Side airbag precautions .......... 96
Side and curtain shield airbags operating conditions..............92
SRS airbags ............................ 89
Alarm ........................................... 84
Antenna.....................................227
Armrest .....................................331
Audio input ............................... 265
Audio system Antenna .................................227
CD player/changer ................235
MP3/WMA disc......................250
Optimal use ...........................259
Portable music player............265
Radio .....................................221
Steering switches .................. 266
Automatic headlight leveling system .................................... 152
Automatic light control system .................................... 152
AUX adapter ............................. 265
Auxiliary boxes ........................324 Back-up lights
Wattage................................. 469
Back door Back door ................................ 54
Wireless remote control .......... 49
Smart key system .. ................. 36
Battery Checking ............................... 371
Hybrid battery
(traction battery) ................... 26
If the vehicle 12 volt battery is discharged .......................... 449
Preparing and checking before winter ....................... 173
Bluetooth
®................................ 269
Brake Fluid ...................................... 369
Parking brake ........................ 143
Brake assist.............................. 166
Break-in tips ............................. 123
Care Exterior.................................. 342
Interior ................................... 344
Seat belts .............................. 345
Cargo capacity ......................... 169
Cargo hooks ............................. 333
CD player/changer ................... 235
Chains ....................................... 175
Child-protectors ......................... 52
Child restraint system Definition ............................... 107
Installation ............................. 111
Installing CRS with lower anchorages ......................... 112
Installing CRS with seatbelts ............................. 114
Installing CRS with top
straps .................................. 117
Child safety Airbag precautions .................. 96
Child restraint system ........... 107
Child-protectors....................... 52
AB
C

499
Alphabetical index
PRIUS_U_(OM47614U)
How your child should wear
the seatbelt .......................... 67
Installing child restraints ....... 111
Power window lock switch ...... 76
Power window precautions..... 78
Removed electronic key battery
precautions ........................ 393
Seat belt precautions.............. 68
Back door ............................... 56
Cleaning Exterior ................................. 342
Interior .................................. 344
Seat belts ............................. 345
Clock ........................................ 328
Condenser ............................... 369
Console box............................. 320
Cooling system Hybrid system overheating ... 454
Cruise control Cruise control ....................... 159
Cup holders ............................. 322
Curtain shield airbags .............. 89
Customizable features ............ 486
Daytime running light system ................................... 153
Defogger
Rear window......................... 213
Side mirror ............................ 213
Dimension ................................ 460
Dinghy towing ......................... 178
Display Touch screen........................ 182
Trip information ...................... 27
Do-it-yourself maintenance .... 353
Door courtesy lights ............... 315
Door pocket ............................. 323
Doors Door lock .................... 36, 49, 51
Rear door child protector ........ 52 Driver’s seat belt reminder
light .........................................426
Driving
break-in tips...........................123
Correct posture .......................87
Procedures ............................122
Winter driving tips..................173
Electronic key Replacing battery ..................392
When the electronic key battery is discharged...........448
Electric Power Steering ...........166
Emergency flashers
Switch....................................412
Emergency, in case of If a warning light turns on ......423
If the electronic key does not
operate properly..................448
If the hybrid system will not start .....................................446
If the 12 volt battery is discharged .........................449
If you have a flat tire .............436
If you lose your keys .............447
If you think something is wrong ..................................420
If your vehicle becomes stuck ...................................457
If your vehicle needs to be
towed ..................................413
If your vehicle overheats .......454
Engine
Compartment ........................360
Hood......................................357
How to start the hybrid system ................................132
If the hybrid system will not start ...............................446
Overheating...........................454
“POWER” switch ...................132
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