2003 TOYOTA TUNDRA engine

’03 TUNDRA_U (L/O 0307)
309
2003 TUNDRA from Jul. ’03 Prod. (OM 34430U)
U.S.A. kg (lb.)
Cab type
EngineDriving systemTransmission typeGrade∗ 1Deck typePayload∗2
Standard cab5VZ −FETw o −wheel driveManual transmissionStandardStandard bed714 (1575)
Automatic transmissionStandardStandard bed701 (1545)
2UZ −FEFour −wheel driveAutomatic transmissionSR5Standard bed776 (1710)
Access cab
5VZ −FE
Tw o −wheel driveManual transmissionSR5Standard bed699 (1540)
Automatic transmissionSR5Standard bed678 (1495)
Four −wheel driveManual transmissionSR5Standard bed710 (1565)
Automatic transmissionSR5Standard bed689 (1520)
2UZ −FE
Tw o −wheel driveAutomatic transmission
SR5Standard bed794 (1750)
StepSide bed687 (1515)
LimitedStandard bed816 (1800)
StepSide bed726 (1600)
Four −wheel driveAutomatic transmission
SR5Standard bed669 (1475)
StepSide bed576 (1270)
LimitedStandard bed692 (1525)
StepSide bed601 (1325)
∗
1: See “Model code” on page vi in the beginning of this m anual if you are not sure of which model your vehicle is.∗
2:
Occupants + luggage (Payload is the maximum weight th e vehicle should carry with standard equipment. Depending
on the number of options equipped on your vehicle, the pa yload may differ from the figures on the tire and loading
information label on your vehicle.)
Payload

’03 TUNDRA_U (L/O 0307)
310
2003 TUNDRA from Jul. ’03 Prod. (OM 34430U)
Canada kg (lb.)
Cab type
EngineDriving systemGrade∗ 1Payload∗2
Standard cab5VZ −FETw o −wheel driveStandard708 (1560)
2UZ −FEFour −wheel driveStandard782 (1725)
Access cab2UZ −FE
Tw o −wheel driveSR5787 (1735)
Four −wheel driveSR5662 (1460)
Limited685 (1510)
∗
1: See “Model code” on page vi in the beginning of this m anual if you are not sure of which model your vehicle is.∗
2:
Occupants + luggage (Payload is the maximum weight the v ehicle should carry with full options. Depending on the
number of options equipped on your vehicle, the payload may differ from the figures on the tire and loading informa-
tion label on your vehicle.)

’03 TUNDRA_U (L/O 0307)
311
2003 TUNDRA from Jul. ’03 Prod. (OM 34430U)
kg (lb.)
Standard cab models
5VZ −FE engineTw o −wheel drive models2358 (5200)
Four −wheel drive models2268 (5000)
2UZ −FE engine
Tw o −wheel drive modelsWithout towing package2494 (5500)
With towing package3311 (7300)
Four −wheel drive modelsWithout towing package2450 (5600)
With towing package3357 (7400)
Access cab models
5VZ −FE engineTw o −wheel drive models2268 (5000)
Four −wheel drive models2268 (5000)
2UZ −FE engine
Tw o −wheel drive modelsWithout towing package2494 (5500)
With towing package3311 (7300)
Four −wheel drive modelsWithout towing package2404 (5300)
With towing package3221 (7100)
∗: Trailer weight + car go weight
Towing capacity∗

’03 TUNDRA_U (L/O 0307)
312
2003 TUNDRA from Jul. ’03 Prod. (OM 34430U)
Model:
5VZ− FE and 2UZ −FE
Type: 5VZ− FE engine
6 cylinder V type, 4 cycle, gasoline
2UZ− FE engine
8 cylinder V type, 4 cycle, gasoline
Bore and stroke, mm (in.): 5VZ− FE engine
93.5 82.0 (3.68 3.23)
2UZ− FE engine
94.0 84.0 (3.70 3.31)
Displacement, cm
3 (cu. in.):
5VZ− FE engine 3378 (206.1)
2UZ− FE engine 4664 (284.6)Fuel type:
Unleaded gasoline, Octane Rating 87
(Research Octane Number 91) or higher
Fuel tank capacity, L (gal., Imp. gal.): 100 (26.4, 22.0) ENGINE
Valve clearance (engine cold), mm (in.):
5VZ− FE engine
Intake 0.13—0.23 (0.006—0.009)
Exhaust 0.27—0.37 (0.011—0.014)
2UZ− FE engine
Intake 0.15—0.25 (0.006—0.010)
Exhaust 0.25—0.35 (0.010—0.014)
Spark plug type: 5VZ− FE engine
DENSO K16TR11
NGK BKR5EKB11
2UZ− FE engine
DENSO K20R−U
NGK BKR6EYA
Spark plug gap, mm (in.): 5VZ− FE engine 1.1 (0.043)
2UZ− FE engine 0.8 (0.031)
Drive belt tension measured with Bor-
roughs drive belt tension gauge
No. BT− 33−73F (used belt), lbf:
5VZ− FE engine
Generator belt 100 20
Air conditioning compressor belt 100 20
Power steering pump belt
100
+20
15
Engine FuelService specifications

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2003 TUNDRA from Jul. ’03 Prod. (OM 34430U)
ENGINE LUBRICATION
Oil capacity (drain and refill), L (qt., Imp.
qt.):
5VZ− FE engine
With filter 5.2 (5.5, 4.6)
Without filter 4.9 (5.2, 4.3)
2UZ− FE engine
With filter 6.2 (6.5, 5.5)
Without filter 5.7 (6.0, 5.0)
“Toyota Genuine Motor Oil” is filled in
your Toyota vehicle. Use Toyota approved
“Toyota Genuine Motor Oil” or equivalent
to satisfy the following grade and
viscosity.
Oil grade: API grade SL “Energy −Conserving” or
ILSAC multigrade engine oil Recommended oil viscosity:
SAE 5W −30
Outside temperature
Please contact your Toyota dealer for fur-
ther details.
COOLING SYSTEM
Total capacity, L (qt., Imp. qt.):
With manual transmission 10.0 (10.6, 8.8)
With automatic transmission 5VZ− FE engine 9.9 (10.5, 8.7)
2UZ− FE engine 11.6 (12.3, 10.2) Coolant type:
“Toyota Genuine Long Life Coolant” is
filled in your Toyota vehicle. In order to
avoid technical problems, we strongly
recommend using “Toyota Genuine Long
Life Coolant” or equivalent.
With ethylene− glycol type coolant for a
proper corrosion protection of aluminum
components
Do not use alcohol type antifreeze or
plain water alone.
Please contact your Toyota dealer for
further details.
BATTERY
Open voltage∗ at 20 C (68 F):
12.6—12.8 V Fully charged
12.2—12.4 V Half charged
11.8—12.0 V Discharged
∗: Voltage that is checked 20 minutes af- ter the key is removed with all the
lights turned off
Charging rates: 5 A max.

’03 TUNDRA_U (L/O 0307)
315
2003 TUNDRA from Jul. ’03 Prod. (OM 34430U)
Recommended oil viscosity:
FrontSAE 75W −90
Rear Standard differential
Synthetic oil SAE 75W −140
Limited− slip differential
Above −18 C (0 F)
SAE 90
Below −18 C (0 F)
SAE 80W or 80W −90
CHASSIS LUBRICATION
Propeller shafts: Spiders and slide yokesLithium base chassis grease, NLGI
No.2
Double cardan joint Molybdenum −disulfide lithium base
chassis grease, NLGI No.2 BRAKES
Minimum pedal clearance when depressed
with the force of 490 N (50 kgf, 110 lbf)
with the engine running, mm (in.):
95 (3.7)
Pedal free play, mm (in.): 1—6 (0.04—0.24)
Pad wear limit, mm (in.): 1.0 (0.04)
Lining wear limit, mm (in.): 1.0 (0.04)
Parking brake adjustment:
Pedal type—when depressed with the
force of 294 N (30 kgf, 66.1 lbf)8—10 clicks
Lever type—when pulled with the force
of 196 N (20 kgf, 44 lbf) 8—12 clicks
Fluid type: SAE J1703 or FMVSS No.116 DOT 3
STEERING
Wheel free play: Less than 30 mm (1.2 in.)
Power steering fluid type: Automatic transmission fluid DEXRON II
or III

’03 TUNDRA_U (L/O 0307)
316
2003 TUNDRA from Jul. ’03 Prod. (OM 34430U)
Tires
Engine compartment (2UZFE engine)
Ti r e siz eTire pressure
kPa (kgf/cm2 or bar, psi)
Front Rear
P245/70R16
P265/70R16 180 (1.8, 26) 240 (2.4, 35)
180 (1.8, 26) 200 (2.0, 29) Wheel size
7J or 7JJ 16
7J or 7JJ 16
NOTE: For a complete information on tires (e.g. replacing tires or replacing wheels), see “Checking tire inflation pressure” through “Aluminum
wheel precautions” in Section 7 −2.
W h eel nu t to rq u e, N⋅ m (kgf·m, ft·lbf):
110 (11.5, 83)
Tire size, cold tire inflation pressure and wheel size:
P265/65R17 200 (2.0, 29) 220 (2.2, 32) 7 1/2JJ
17
Fuses

’03 TUNDRA_U (L/O 0307)
317
2003 TUNDRA from Jul. ’03 Prod. (OM 34430U)
Engine compartment (5VZFE engine)
Instrument panel
Fuses (type A)
1. MIR HTR 15 A: Outside rear view mir-
ror heaters
2. FOG 15 A: Front fog lights
3. TOW BRK 30 A: Trailer brake control-
ler
4. SUB BATT 30 A: Trailer sub battery
5. TOW TAIL 30 A: Trailer lights (tail
lights)
6. PWR OUTLET 1 15 A: Power outlet
7. ECUB 5 A: Anti−lock brake system
8. HLP RH 10 A: Right−hand headlight
(high beam) 9. PWR OUTLET 2 15 A:
Power outlet
10. DOME 10 A: Interior light, personal
lights, vanity light, ignition switch light,
step light, door courtesy lights, open
door warning light
11. HLP LH 10 A : Left−hand headlight
(high beam)
12. EFI NO.2 10 A: Multiport fuel injection
system/s equential multiport fuel injec-
tion system, emission control system
13. RADIO 20 A: Audio system
14. HEAD RL 10 A (with daytime running light system): Right−hand headlight
(low beam)
15. A/C 10 A: Air conditioning system
16. HEAD LL 10 A (with daytime running light system): Left−hand headlight (low
beam)
17. ALTS 7.5 A: Charging system
18. ETCS 10 A (2UZFE engine): Multiport
fuel injection system/sequential multi-
port fuel injection system, electronic
throttle control system
19. HAZ 15 A: Emergency flashers
20. EFI NO.1 20 A: Multiport fuel injection
system/s equential multiport fuel injec-
tion system, fuel pump, “EFI NO.2”
fuse