Page 168 of 408
168 2-4. Using other driving systems
Scion_xD_OM_OM52C62U_(U)
CAUTION
■Replacing tires
Make sure that all tires are of the specified size, brand, tread pattern and
total load capacity. In addition, make sure that the tires are inflated to the
recommended tire inflation pressure level.
The ABS, TRAC and VSC systems will not function correctly if different tires
are installed on the vehicle.
Contact your Scion dealer for further information when replacing tires or
wheels.
■ Handling of tires and the suspension
Using tires with any kind of problem or modifying the suspension will affect
the driving assist systems, and may cause a system to malfunction.
Page 247 of 408
247
4-3. Do-it-yourself maintenance
4
Maintenance and care
Scion_xD_OM_OM52C62U_(U)
■
Brake fluid can absorb moisture from the air
Excess moisture in the brake fluid can cause a dangerous loss of braking
efficiency. Use only newly opened brake fluid.
CAUTION
■When filling the reservoir
Take care as brake fluid can harm your hands and eyes and damage painted
surfaces.
If fluid gets on your hands or in your eyes, flush the affected area with clean
water immediately.
If you still experience discomfort, see a doctor.
NOTICE
■If the fluid level is low or high
It is normal for the brake fluid level to go down slightly as the brake pads
wear out or when the fluid level in the accumulator is high.
If the reservoir needs frequent refilling, there may be a serious proble\
m.
Page 278 of 408
278 4-3. Do-it-yourself maintenance
Scion_xD_OM_OM52C62U_(U)
FuseAmpereCircuit
9 ABS1/VSC1 50 A ABS, VSC
10 HTR 40 A Air conditioning system 11 RDI 30 A Electric cooling fan
12HTR SUB130 A Air conditioning system
13 H-LP CLN/PWR
HTR 30 A Air conditioning system
14 FR DEF 20 A No circuit
15 ABS2/VSC2 30 A ABS, VSC
16 H-LP MAIN 30 A No circuit
17 ST 30 A Starting system
18 S-LOCK 20 A No circuit
19 DOME 15 A Interior light, personal lights, lug-
gage compartment light
20 ECU-B 7.5 A SRS airbag system, power win-
dows, gauges and meters, air con-
ditioning system
21ALT-S7.5 A Charging system
22 ETCS 10 A Multi-port fuel injection system/
sequential multi-port fuel injection
system
Page 281 of 408
281
4-3. Do-it-yourself maintenance
4
Maintenance and care
Scion_xD_OM_OM52C62U_(U)
*1: Vehicles sold in Canada
Fuse nameAmpereCircuit
10 IGN 7.5 A Multi-port fuel injection system/
sequential multi-port fuel injection
system
11 MET 7.5 A Gauges and meters
12 WIP 20 A Windshield wipers
13 RR WIP 15 A Rear window wiper
14 WSH 15 A Windshield washers, rear window
washer
15 ECU-IG 10 A ABS, electric cooling fan, EPS
16 GAUGE 10 A Charging system, back-up lights,
air conditioning system, gauges
and meters
17 OBD2 7.5 A On-board diagnosis system
18 STOP 10 A Stop lights, high mounted stop-
light, multi-port fuel injection sys-
tem/sequential multi-port fuel
injection system, ABS, VSC, shift
lock system
19 D/L 25 A Power door lock system
20 FR FOG 15 A No circuit
21 AM1 25 A “ACC”, “CIG” fuses
Page 286 of 408
286 4-3. Do-it-yourself maintenance
Scion_xD_OM_OM52C62U_(U)
Replacing light bulbs■ Headlights and daytime running lights (for Canada)
Unplug the connector and
remove the rubber cover.
Release the bulb retaining
spring.
Remove the bulb.
To install a new bulb, align the
tabs of the bulb with the cutouts
of the mounting hole.
STEP 1
STEP 2
STEP 3
Page 306 of 408
306 5-2. Steps to take in an emergency
Scion_xD_OM_OM52C62U_(U)
Have the vehicle inspected by your Scion dealer immediately.Failure to investigate the cause of the following warnings may lead to
the system operating abnormally and possibly cause an accident.
Have the vehicle inspected by your Scion dealer immediately.
Warning lightWarning light/Details
(U.S.A.)
(Canada) Malfunction indicator lamp
Indicates a malfunction in:
• The electronic engine control system;
• The electronic throttle control system; or
• The electronic automatic transmission control system (if
equipped).
SRS warning light
Indicates a malfunction in:
• The SRS airbag system;
• The front passenger occupant classification system; or
• The seat belt pretensioner system.
(U.S.A.)
(Canada) ABS warning light
Indicates a malfunction in:
• The ABS; or
• The brake assist system.
Page 328 of 408

328 5-2. Steps to take in an emergency
Scion_xD_OM_OM52C62U_(U)
■If you have a flat front tire on a road covered with snow or ice
Install the compact spare tire on one of the rear wheels of the vehicle.
Perform the following steps and fit tire chains to the front tires:
Replace a rear tire with the compact spare tire.
Replace the flat front tire with the tire removed from the rear of
the vehicle.
Fit tire chains to the front tires.
CAUTION
■When using the compact spare tire
●Remember that the compact spare tire provided is specifically
designed for use with your vehicle. Do not use your compact spare tire
on another vehicle.
●Do not use more than one compact spare tire simultaneously.
●Replace the compact spare tire with a standard tire as soon as possi-
ble.
●Avoid sudden acceleration, deceleration and braking, as well as sharp
cornering.
■When the compact spare tire is attached
The vehicle speed may not be correctly detected, and the following sys-
tems may not operate correctly:
●ABS & Brake assist
●VSC
●TRAC
■Speed limit when using the compact spare tire
Do not drive at speeds in excess of 50 mph (80 km/h) when a compact
spare tire is installed on the vehicle.
The compact spare tire is not designed for driving at high speeds. Failure
to observe this precaution may lead to an accident causing death or seri-
ous injury.
STEP 1
STEP 2
STEP 3
Page 396 of 408
396
Scion_xD_OM_OM52C62U_(U)
Abbreviation list
Abbreviation/Acronym list
ABBREVIATIONSMEANING
A/C Air Conditioning
ABS Anti-lock Brake System
ACC Accessory ALR Automatic Locking Retractor
CRS Child Restraint System
DISP Display ECU Electronic Control Unit
EDR Event Data RecorderELR Emergency Locking Retractor
EPS Electric Power Steering
GAWR Gross Axle Weight Rating
GVWR Gross Vehicle Weight Rating I/M Emission inspection and maintenance
LATCH Lower Anchors and Tethers for Children
LED Light Emitting Diode
M + S Mud and Snow MMT Methylcyclopentadienyl Manganese Tricarbonyl
MTBE Methyl Tertiary Butyl Ether OBD On Board DiagnosticsSRS Supplemental Restraint System
TIN Tire Identification Number
TPMS Tire Pressure Warning System TRAC Traction Control
VIN Vehicle Identification Number
VSC Vehicle Stability Control