2008 TOYOTA YARIS HATCHBACK engine

274 4-3. Do-it-yourself maintenance
nEngine compartment (type B)
FuseAmpereCircuit
1 AM2 15 A Starting system, multiport fuel
injection system/sequential multi-
port fuel injection system
2 HORN 10 A Horn
3 EFI 20 A Multiport fuel injection system/
sequential multiport fuel injection
system
4 SPARE 30 A Spare fuse
5 SPARE 15 A Spare fuse
6 SPARE 10 A Spare fuse
7 FR DEF 20 A No circuit
8 ABS2/VSC2 30 A Anti-lock brake system
9 H-LP MAIN 30 A No circuit
10 ST 30 A Starting system 11 S-LOCK 20 A No circuit
12 DOME 15 A Interior light, personal lights, theft
deterrent system, audio system,
wireless remote control system

275
4-3. Do-it-yourself maintenance
4
Maintenance and care
13 ECU-B
7.5 AEngine immobilizer system, day-
time running light system, front
passenger occupant classification
system, power windows, door lock
system, theft deterrent system,
meter and gauge
14 ALT-S 7.5 A Charging system
15 ETCS 10 AMultiport fuel injection system/
sequential multiport fuel injection
system, electronic throttle control
system
16 HAZ 10 ATurn signal lights, emergency
flashers
17 H-LP RH/H-LP
LO RH 10 A Right-hand headlight
18 H-LP LH/H-LP
LO LH 10 A Left-hand headlight
19 EFI2 10 AMultiport fuel injection system/
sequential multiport fuel injection
system
20 HTR SUB2 40 A Air conditioning system
21 EPS 50 A Electric power steering system
22 ABS1/VSC1 50 A Anti-lock brake system
23 HTR 40 A Air conditioning system
24 RDI 30 A Electric cooling fan
25 HTR SUB1 30 A Air conditioning system
26 H-LP CLN/PWR
HTR 30 A No circuit
27 AMT 50 A No circuit
FuseAmpereCircuit

278 4-3. Do-it-yourself maintenance
10 IGN7.5 AMultiport fuel injection system/
sequential multiport fuel injection
system, engine immobilizer sys-
tem, SRS airbag system, front pas-
senger occupant classification
system
11 MET 7.5 A Meter and gauge
12 WIP 25 A Windshield wiper
13 RR WIP 15 A Rear wiper
14 WSH 15 A Windshield washer
15 ECU-IG 10 ADaytime running light system, anti-
lock brake system, electric power
steering system, power windows,
door lock system, theft deterrent
system, electric cooling fan
16 GAUGE 10 ACharging system, turn signal lights,
emergency flashers, buck-up
lights, instrument panel light con-
trol, shift lock system, rear window
defogger, air conditioning system,
automatic transmission system
17 OBD2 7.5 A On-board diagnosis system
18 STOP 10 AStop lights, high mounted stop-
light, multiport fuel injection sys-
tem/sequential multiport fuel
injection system, shift lock system,
anti-lock brake system
19 D/L 25 A Door lock system
20 FR FOG 15 A Front fog lights
21 AM1 25 AMultiport fuel injection system/
sequential multiport fuel injection
system
FuseAmpereCircuit

290
5-1. Essential information
If your vehicle needs to be towed
Before towingThe following may indicate a problem with your transmission. Contact
your Toyota dealer before towing.
l The engine is running, but the vehicle will not move.
l The vehicle makes an abnormal sound.
Emergency towing
If a tow truck is not available, in an emergency your vehicle may be
temporarily towed using a cable or chain secured to the emergency
towing eyelet. This should only attempted on hard, surfaced roads for
short distances at low speeds.
A driver must be in the vehicle to steer and operate the brakes. The
vehicle’s wheels, drive train, axles, steering and brakes must be in
good condition.
Towing eyelet
If towing is necessary, we recommend having your vehicle towed by
your Toyota dealer or a commerci al towing service, using a lift-type
truck or a flat bed truck.
Use a safety chain system for all to wing, and abide by all state/pro-
vincial and local laws.
If towing from the front, the vehic le's rear wheels and axles must be
in good condition. (→P. 293)
If they are damaged, use a towing dolly or flat bed truck.

5
When trouble arises
291
5-1. Essential information
n
Emergency towin g procedure
Release the parking brake.
Put the transmission in N.
Turn the engine switch to the ACC (engine off) or ON (engine run-
ning) position.
CAUTION
n Caution while towing
lUse extreme caution when towing the vehicle.
Avoid sudden starts or erratic driving maneuvers which place excessive
stress on the emergency towing eyelet and the cables or chains.
l If the engine is not running, the power assist for the brakes and steering
will not function, making steering and braking more difficult.
NOTICE
nTo prevent causing serious dama ge to the transmission
(vehicles with an automatic transmission)
Never tow this vehicle from the rear with the front wheels on the ground.
This may cause serious damage to the transmission.
n When towing a vehicle without using a towing dolly
(vehicles with a manual transmission)
Do not tow with the key removed or in the LOCK position.

294 5-1. Essential information
Towing with a wheel lift-type truck from the rearVehicles with an automatic trans-
mission: Use a towing dolly
under the front wheels.
Vehicles with a manual transmis-
sion: We recommend to use a
towing dolly under the front
wheels.
When not using a towing dolly,
turn the engine switch to the ACC
position and shift the shift lever to
N.
NOTICE
nTo prevent damaging the vehicle
When raising the vehicle, ensure adequate ground clearance for towing at
the opposite end of the raised vehicle. Without adequate clearance, the
vehicle could be damaged while being towed.
NOTICE
nTo prevent causing serious damage to the transmission
(vehicles with an automatic transmission)
Never tow this vehicle from the rear with the front wheels on the ground.
n To prevent damaging the vehicle ( vehicles with a manual transmission)
l Do not tow the vehicle with the key removed or in the LOCK position.
The steering lock mechanism is not strong enough to hold the front wheel
straight.
l When raising the vehicle, ensure adequate ground clearance for towing at
the opposite end of the raised vehicle. Without adequate clearance, the
vehicle could be damaged while being towed.

296
5-1. Essential information
If you think something is wrong
If you notice any of the following symptoms, your vehicle probably
needs adjustment or repair. Contact your Toyota dealer as soon as
possible.
n Visible symptoms
lFluid leaks under the vehicle
(Water dripping from the air cond itioning after use is normal.)
l Flat-looking tires or uneven tire wear
l High engine coolant temperatur e warning light flashes or
comes on
l Low engine coolant temperature indicator comes on or does
not come on continuously
n Audible symptoms
lChanges in exhaust sound
l Excessive tire squeal when cornering
l Strange noises related to the suspension system
l Pinging or other noises related to the engine
n Operational symptoms
lEngine missing, stumbling or running rough
l Appreciable loss of power
l Vehicle pulls heavily to one side when braking
l Vehicle pulls heavily to one side when driving on a level road
l Loss of brake effectiveness, s pongy feeling, pedal almost
touches the floor

5
When trouble arises
297
5-1. Essential information
Fuel pump shut off system
Follow the procedure below to restart the engine after the system is
activated.Turn the engine switch to the ACC or LOCK position.
Restart the engine.
NOTICE
nBefore starting the engine
Inspect the ground under the vehicle.
If you find that fuel has leaked onto the ground, the fuel system has been
damaged and is in need of repair. Do not restart the engine.
To minimize the risk of fuel leakage when the engine stalls or an air-
bag inflates upon collision, the fu el pump shut off system stops sup-
plying fuel to the engine.