Toyota Tundra (2015 year). Manual — part 2097
Last Modified: 9-16-2014
6.6 J
Doc ID: RM000002ZP2022X
Model Year: 2015
Model: Tundra
Prod Date Range: [08/2014 - ]
Title: LIGHTING: LIGHTING SYSTEM: Turn Signal Light Circuit; 2015 MY Tundra [08/2014 - ]
Turn Signal Light Circuit
DESCRIPTION
The turn signal flasher receives a turn signal switch signal from the headlight dimmer switch, and illuminates the
front turn signal light, outer rear view mirror and rear combination light.
WIRING DIAGRAM
LIGHTING: LIGHTING SYSTEM: Turn Signal Light Circuit; 2015 M...
INSPECTION PROCEDURE
HINT:
Inspect the bulbs for circuits related to this system before performing the following inspection procedure.
PROCEDURE
1.
CHECK TURN SIGNAL LIGHT
LIGHTING: LIGHTING SYSTEM: Turn Signal Light Circuit; 2015 M...
A
OK
(a) Check that the turn signal lights blink.
Result
RESULT
PROCEED TO
All turn signal lights do not blink
A
Only front turn signal light does not blink
B
Only rear combination light does not blink
C
Only door mirror foot light does not blink
D
B
GO TO STEP 4
C
GO TO STEP 5
D
GO TO STEP 6
2.
INSPECT FUSE (LH-IG, TURN-HAZ)
(a) Remove the LH-IG fuse from the main body ECU.
(b) Remove the TURN-HAZ fuse from the engine room junction block.
(c) Measure the resistance according to the value(s) in the table below.
Standard resistance:
TESTER CONNECTION
CONDITION
SPECIFIED CONDITION
LH-IG fuse
Always
Below 1 Ω
TURN-HAZ fuse
NG
REPLACE FUSE
3.
CHECK HARNESS AND CONNECTOR (TURN SIGNAL FLASHER - BATTERY AND BODY
GROUND)
LIGHTING: LIGHTING SYSTEM: Turn Signal Light Circuit; 2015 M...
(a) Disconnect the J29 relay connector.
(b) Measure the voltage according to the value(s) in the table
below.
Standard voltage:
TESTER CONNECTION
SWITCH
CONDITION
SPECIFIED
CONDITION
J29-3 (IG) - Body
ground
Ignition switch ON
11 to 14 V
Ignition switch OFF
Below 1 V
J29-1 (B) - Body ground Always
11 to 14 V
(c) Measure the resistance according to the value(s) in the table
below.
Standard resistance:
TESTER CONNECTION
CONDITION
SPECIFIED CONDITION
J29-4 (E) - Body ground
Always
Below 1 Ω
NG
REPAIR OR REPLACE HARNESS OR CONNECTOR
OK
PROCEED TO NEXT CIRCUIT INSPECTION SHOWN
IN PROBLEM SYMPTOMS TABLE
4.
CHECK HARNESS AND CONNECTOR (FRONT TURN SIGNAL LIGHT - TURN SIGNAL
FLASHER AND BODY GROUND)
LIGHTING: LIGHTING SYSTEM: Turn Signal Light Circuit; 2015 M...
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