Toyota Tundra 2005 Service - Repair - Maintenance page 3809

Headlight with DRL (Access/Standard Cab)
System Outline
When the following conditions are met while the ignition SW is ON, and if the light control SW is at OFF or TAIL position, the
daytime running light is controlled.
∗ Parking brake lever is released (Parking brake SW is OFF)
∗ Input signal from the generator
If any of the following conditions are met, the daytime running light control is canceled.
∗ Ignition SW is turned OFF.
∗ Light control SW is at HEAD position.
Service Hints
H-LP Relay
5-3 : Closed with light control SW at HEAD position or dimmer SW at FLASH position
Closed with engine running and parking brake lever released
DIMMER Relay
3-5 : Closed with HEAD relay on and dimmer SW at HIGH or FLASH position
: Parts Location
Code
52 (2UZ-FE)
B2 B2
54 (1GR-FE)
C12 56
C15 56
52 (2UZ-FE)
D2 D2
54 (1GR-FE)
52 (2UZ-FE)
G2 G2
54 (1GR-FE)
H1 52 (2UZ-FE)
: Relay Blocks
Code See Page
2 23
: Junction Block and Wire Harness Connector
Code See Page
1B
28 (*1) 28 (*1)
1C
1E 28 (*1)
1J 28 (*1)
1K 28 (*1)
1N
29 (*1) 29 (*1)
1O
: Connector Joining Wire Harness and Wire Harness
Code See Page
74 (2UZ-FE)
EB2 EB2
76 (1GR-FE)
* 1 : w/ Daytime Running Light
* 6 : Captain Seat * 7 : Access Cab Captain Seat
152
See Page Code
H1
H2 H2
J2 J2
J3
J4
J5
J12
Relay Blocks (Relay Block Location)
Engine Room R/B (Engine Compartment Left)
Junction Block and Wire Harness (Connector Location)
Cowl Wire and Driver Side J/B (Lower Finish Panel) Cowl Wire and Driver Side J/B (Lower Finish Panel)
Engine Room Main Wire and Driver Side J/B (Lower Finish Panel)
Cowl Wire and Driver Side J/B (Lower Finish Panel)
Engine Room Main Wire and Driver Side J/B (Lower Finish Panel)
Cowl Wire and Driver Side J/B (Lower Finish Panel) Cowl Wire and Driver Side J/B (Lower Finish Panel)
Joining Wire Harness and Wire Harness (Connector Location)
Engine No 2 Wire and Engine Room Main Wire (Under the Engine Room R/B) Engine No.2 Wire and Engine Room Main Wire (Under the Engine Room R/B)
* 2 : w/o Daytime Running Light
* 8 : Standard Cab Bench Seat
2005 TOYOTA TUNDRA (EWD611U)
See Page
54 (1GR-FE)
52 (2UZ-FE)
54 (1GR-FE)
53 (2UZ-FE)
55 (1GR-FE)
58
58
58
58
* 3 : Access Cab * 4 : Standard Cab
* 9 : Access Cab w/o Power Seat
Code See Page
53 (2UZ-FE)
J18 J18
55 (1GR-FE)
J26 A 58
J27 B 58
J66 A 58
J67 B 58
P5 58
* 5 : Bench Seat