Toyota Tundra (2015 year). Manual — part 867
Last Modified: 9-16-2014
6.6 K
Doc ID: RM0000030KO014X
Model Year: 2015
Model: Tundra
Prod Date Range: [08/2014 - ]
Title: WF1AM TRANSFER: 4WD CONTROL SWITCH: COMPONENTS; 2015 MY Tundra [08/2014 - ]
COMPONENTS
ILLUSTRATION
WF1AM TRANSFER: 4WD CONTROL SWITCH: COMPONENTS; 2...
Last Modified: 9-16-2014
6.6 G
Doc ID: RM0000030KN013X
Model Year: 2015
Model: Tundra
Prod Date Range: [08/2014 - ]
Title: WF1AM TRANSFER: 4WD CONTROL SWITCH: ON-VEHICLE INSPECTION; 2015 MY Tundra [08/2014 -
]
ON-VEHICLE INSPECTION
1. INSPECT INDICATOR LIGHT
(a) Inspect the 4HI Indicator Light:
(1) Start the engine.
(2) Change the 4WD control switch from 2WD to 4H.
(3) Check the 4HI indicator light.
OK:
The 4HI indicator light comes on or the 4HI indicator light comes on after it is blinking.
If the result is not as specified, inspect the switch, four wheel drive control ECU and transfer shift
actuator assembly.
If there is a malfunction, inspect the switch, ECU, transfer shift actuator and A.D.D. actuator. If the
system is normal, there may be a malfunction in the CAN communication system or combination
meter. In this case, first check the CAN communication system
. Then check the combination
meter
and touch select 2-4 and high-low system
.
(b) Inspect the 4LO Indicator Light:
(1) Start the engine.
(2) Move the shift lever to N.
(3) Change the 4WD control switch from 2WD to 4H. Then change it from 4H to 4L after the 4HI indicator
light illuminates (after 4H switch completion).
(4) Check the 4LO indicator light.
OK:
The 4LO indicator light comes on or the 4LO indicator light comes on after it is blinking.
If there is a malfunction, inspect the switch, ECU and actuator. If the system is normal, the
combination meter may be malfunctioning.
2. INSPECT TRANSFER POSITION SWITCH
(a) Remove the transfer position switch with its connector still connected (See page TF-89).
WF1AM TRANSFER: 4WD CONTROL SWITCH: ON-VEHICLE IN...
(b) Measure the voltage according to the value(s) in the table
below.
Standard Voltage:
TESTER CONNECTION
SWITCH
CONDITION
SPECIFIED
CONDITION
J129-2 (2-4) - Body
ground
Ignition switch ON
2WD position
Below 1 V
Ignition switch ON
4H position
Below 1.5 V
Ignition switch ON
4L position
10.5 to 14 V
J129-3 (LO) - Body
ground
Ignition switch ON
2WD position
10.5 to 14 V
Ignition switch ON
4H position
Below 1.5 V
Ignition switch ON
4L position
Below 1 V
Text in Illustration
*a
Component with harness connected
(Transfer Position Switch)
WF1AM TRANSFER: 4WD CONTROL SWITCH: ON-VEHICLE IN...
Last Modified: 9-16-2014
6.6 A
Doc ID: RM0000030KP017X
Model Year: 2015
Model: Tundra
Prod Date Range: [08/2014 - ]
Title: WF1AM TRANSFER: 4WD CONTROL SWITCH: REMOVAL; 2015 MY Tundra [08/2014 - ]
REMOVAL
1. REMOVE CENTER INSTRUMENT CLUSTER FINISH PANEL SUB-ASSEMBLY
for Column Shift Type:
for Floor Shift Type:
2. REMOVE TRANSFER POSITION SWITCH
(a) Detach the 2 claws to remove the transfer position switch.
WF1AM TRANSFER: 4WD CONTROL SWITCH: REMOVAL; 2015...
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