’03 TUNDRA_U (L/O 0307)
301
2003 TUNDRA from Jul. ’03 Prod. (OM 34430U)
Light bulbsBulb
No.WTy p e
Door courtesy
lights1943.8D
Glove box light—1.2D
Step light—1.4D
A: HB2 halogen bulbs
B: HB4 halogen bulbs
C: Wedge base bulbs (amber)
D: Wedge base bulbs
E: Double end bulbs
1. Open the hood. Unplug the connec-
tor. Remove the rubber cover.
If the connector is tight, wiggle it.2. Release the bulb retaining spring and remove the bulb. Install a new
bulb and the bulb retaining spring.
To install a bulb, align the tabs of the
bulb with the cutouts of the mounting
hole.
—Headlights
’03 TUNDRA_U (L/O 0307)
318
2003 TUNDRA from Jul. ’03 Prod. (OM 34430U)
21. AM2 30 A: Ignition system, starting
system, “IGN” and “STA” fuses
22. TOWING 30 A: Towing converter
23. ETCS 15 A (5VZ FE engine): Multiport
fuel injection system/sequential multi-
port fuel injection system, electronic
throttle control system
24. WIP 20 A: Windshield wipers and
washer
25. TURN 5 A: Turn signal lights
26. ECU IG 5 A: Anti−lock brake system,
cruise control system
27. 4WD 20 A: Four−wheel drive control
system, A.D.D. control system
28. ACC 15 A: Cigarette lighter, audio sys-
tem, SRS airbag system, power rear
view mirrors, “PWR OUTLET 1” and
“PWR OUTLET 2” fuses
29. GAUGE 10 A: Gauges and meters,
back −up lights, starting system, air
conditioning system
30. IGN 5 A: SRS airbag system, multiport
fuel injection system/sequential multi-
port fuel injection system, discharge
warning light, ignition system
31. CARGO LP 5 A: Cargo lamp 32. TAIL 15 A:
Tail lights, license plate
lights, instrument panel lights, parking
lights, glove box light
33. OBD 7.5 A: On−board diagnosis sys-
tem
34. HORN 10 A: Horns
35. STA 5 A: Multiport fuel injection sys-
tem/sequential multiport fuel injection
system, gauges and meters
36. STOP 15 A: Stoplights, high mounted
stoplight
Fuses (type B)
37. AM1 40 A: Starting system, “ACC”,
“WIP”, “4WD”, “ECU −IG”, “GAUGE” and
“TURN” fuses
38. HTR 50 A: Air conditioning system,
“A/C” fuse
39. J/B 50 A: “POWER”, “CARGO LP”,
“TAIL”, “OBD”, “HORN” and “STOP”
fuses
40. ABS 2 40 A: Anti−lock brake system
41. ABS 3 30 A: Anti−lock brake system
42. ST3 30 A: Starting system, “STA” fuse
43. POWER 30 A: Power door lock sys-
tem, power windows, power seat Fuse (type C)
44. FL ALT 100 A (without towing pack- age) or 140 A (with towing package):
“AM1”, “HTR”, “J/B”, “MIR HTR”,
“FOG”, “TOW BRK”, “SUB BATT”,
“TOW TAIL”, “PWR OUTLET 1” and
“PWR OUTLET 2” fuses
