Toyota Tundra (2015 year). Manual — part 2107
OK
(a) Remove the foot light
.
(b) Connect the battery's positive (+) lead to terminal 2 and the
negative (-) lead to terminal 1, and then check that the light
turns on.
OK:
Foot light turns on.
NG
REPLACE FOOT LIGHT
5.
CHECK HARNESS AND CONNECTOR (FOOT LIGHT - MAIN BODY ECU AND BATTERY)
(a) Disconnect the J51 light connector.
(b) Disconnect the DD ECU connector.
(c) Measure the voltage according to the value(s) in the table
below.
Standard voltage:
TESTER
CONNECTION
CONDITION
SPECIFIED
CONDITION
J51-1 - Body
ground
Battery saving control (interior
light auto cut function) not
operating
11 to 14 V
(d) Measure the resistance according to the value(s) in the table
below.
Standard resistance:
TESTER CONNECTION
CONDITION
SPECIFIED CONDITION
J51-2 - DD-51 (ILE)
Always
Below 1 Ω
J51-2 - Body ground
Always
10 kΩ or higher
LIGHTING: LIGHTING SYSTEM: Illumination Circuit; 2015 MY Tund...
OK
NG
REPAIR OR REPLACE HARNESS OR CONNECTOR
OK
REPLACE MAIN BODY ECU
6.
INSPECT ROOM LIGHT SWITCH
(a) Remove the room light switch
.
(b) Measure the resistance according to the value(s) in the table
below.
Standard resistance:
TESTER
CONNECTION
SWITCH CONDITION
SPECIFIED
CONDITION
6 (FCTY) - 11 (FLMP)
Room light switch
DOOR
Below 1 Ω
NG
REPLACE ROOM LIGHT SWITCH
7.
INSPECT ROOF CONSOLE BOX ASSEMBLY
.
the negative (-) lead to terminal 1 (CTY), and then check that
the light turns on.
OK:
Map light turns on.
NG
REPLACE ROOF CONSOLE BOX ASSEMBLY
LIGHTING: LIGHTING SYSTEM: Illumination Circuit; 2015 MY Tund...
OK
8.
CHECK HARNESS AND CONNECTOR (ROOF CONSOLE BOX - MAIN BODY ECU AND
BATTERY)
(a) Disconnect the W7 box connector.
(b) Disconnect the DD ECU connector.
(c) Measure the voltage according to the value(s) in the table
below.
Standard voltage:
TESTER
CONNECTION
CONDITION
SPECIFIED
CONDITION
W7-2 (B) - Body
ground
Battery saving control (interior
light auto cut function) not
operating
11 to 14 V
(d) Measure the resistance according to the value(s) in the table
below.
Standard resistance:
TESTER CONNECTION
SWITCH CONDITION
SPECIFIED
CONDITION
W7-1 (CTY) - DD-51
(ILE)
Room light switch
DOOR
Below 1 Ω
W7-1 (CTY) - Body
ground
Room light switch
DOOR
10 kΩ or higher
NG
REPAIR OR REPLACE HARNESS OR CONNECTOR
OK
REPLACE MAIN BODY ECU
LIGHTING: LIGHTING SYSTEM: Illumination Circuit; 2015 MY Tund...
Last Modified: 9-16-2014
6.6 J
Doc ID: RM000002WL8027X
Model Year: 2015
Model: Tundra
Prod Date Range: [08/2014 - ]
Title: LIGHTING: LIGHTING SYSTEM: Cargo Light Circuit; 2015 MY Tundra [08/2014 - ]
Cargo Light Circuit
DESCRIPTION
The main body ECU receives a cargo light information signal from the cargo light switch and door courtesy light
switch, and illuminates the cargo light.
WIRING DIAGRAM
LIGHTING: LIGHTING SYSTEM: Cargo Light Circuit; 2015 MY Tund...
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