Page 172 of 272

Fuse/Relay
LocationFuse Amp
RatingPassenger Compartment Fuse
Panel Description
10 10A Cluster (RUN/START), 4x4 module
(RUN/START)
11 10A Smart Junction Box (SJB) (Logic
power)
12 15A Audiophile subwoofer amplifier,
Satellite radio
13 15A Horn, Interior lamps
14 15A High beam headlamp, High beam
indicator (cluster)
15 — Not used
16 30A cartridge
fusePower windows
17 15A Turn signals/Hazards
18 — Not used
19 20A Center High-Mounted Stop Lamp
(CHMSL)/Stop lamps
20 10A Anti-lock Brake System (ABS) module,
Speed control module, Back-up lamps,
Overdrive cancel switch, Electronic
flasher (turn/hazard)
21 5A Starter relay coil
22 5A Radio (START)
23 30A Headlamps (low and high beam)
24 20A Radio battery feed (B+)
25 — Accessory relay (power windows)
26 2A Redundant cruise switch
27 10A Climate control blower relay/blend
doors
28 15A 4x4 module battery feed (B+)
29 20A Cigar lighter, Diagnostic connector
(OBD II)
30 5A Power mirrors
2008 B-Series(mbs)
Owners Guide (post-2002-fmt)
USA(fus)
Roadside Emergencies
172
Page 270 of 272

octane rating ...................243, 263
quality ......................................244
running out of fuel .................244
safety information relating to
automotive fuels .....................240
Fuel pump shut-off switch .......168
Fuses ..................................169–170
G
Gas cap (see Fuel cap) ............242
Gas mileage
(see Fuel economy) .................245
Gauges .........................................17
H
Hazard flashers .........................168
Headlamps ...................................42
aiming ........................................44
bulb specifications ....................46
daytime running lights .............43
flash to pass ..............................43
high beam .................................42
replacing bulbs .........................47
turning on and off ....................42
Heating
heating and air conditioning
system .................................39–40
Hood ..........................................221
I
Ignition ...............................146, 263
Infant seats (see Safety seats) ..99
Inspection/maintenance (I/M)
testing ........................................250
Instrument panel
cleaning ...................................210cluster ........................................12
lighting up panel and
interior .......................................43
location of components ............12
J
Jack ............................................179
positioning ...............................179
storage .....................179, 182–183
Jump-starting your vehicle ......189
K
Keys .......................................62, 67
positions of the ignition .........146
L
Lamps
bulb replacement
specifications chart ..................46
daytime running light ...............43
fog lamps ...................................42
headlamps .................................42
headlamps, flash to pass ..........43
instrument panel, dimming .....43
interior lamps .....................46–47
replacing bulbs .........................47
Lane change indicator
(see Turn signal) ........................45
Lights, warning and indicator ....12
anti-lock brakes (ABS) ..........153
Load limits .................................129
Loading instructions .................135
Locks
doors ..........................................62
Lubricant specifications ...........259
Lug nuts ....................................187
M
Manual transmission .................159
2008 B-Series(mbs)
Owners Guide (post-2002-fmt)
USA(fus)
Index
270
Page 272 of 272

Spark plugs, specifications .......263
Special notice
ambulance conversions ..............7
utility-type vehicles ....................7
Specification chart,
lubricants ...................................259
Speed control ..............................57
Starting your vehicle .......146–147,
149
jump starting ..........................189
Steering wheel
tilting .........................................54
T
Tether anchors ..........................102
Tilt steering wheel ......................54
Tire Pressure Monitoring
System (TPMS)
Roadside Emergencies ...........179
Tires, Wheels and Loading ....124
Tires ...........................108–109, 179
alignment ................................117
care ..........................................113
changing ..........................179, 184
checking the pressure ............113
inflating ...................................110
label .........................................123
replacing ..................................114
rotating ....................................117
safety practices .......................116
sidewall information ...............119
snow tires and chains ............129
spare tire .................................180
terminology .............................109
tire grades ...............................109
treadwear ........................108, 113
Towing .......................................135recreational towing .................144
trailer towing ..........................135
wrecker ....................................194
Traction-lok rear axle ...............155
Transfer case
fluid checking .........................256
Transmission
automatic operation ...............156
brake-shift interlock (BSI) ....156
fluid, checking and adding
(manual) .................................255
lubricant specifications ..........259
manual operation ....................159
Turn signal ..................................45
V
Vehicle Identification Number
(VIN) ..........................................265
Vehicle loading ..........................129
camper bodies ........................145
Ventilating your vehicle ...........149
W
Warning chimes ...........................17
Warning lights (see Lights) .......12
Washer fluid ..............................225
Water, Driving through .............167
Windows
power .........................................55
Windshield washer fluid and
wipers ..........................................53
checking and adding fluid .....225
checking and cleaning ............225
replacing wiper blades ...........226
Wrecker towing .........................194
2008 B-Series(mbs)
Owners Guide (post-2002-fmt)
USA(fus)
Index
272