2015 TOYOTA TACOMA 4WD

136 2-1. Driving procedures
■Downshifting restrictions
The shift lever cannot be downshifted if the following speeds are exceeded.
2WD models mph (km/h)
4WD models mph (km/h)
DownshiftingMaximum speed
5-speed models4-speed models
4  3 81 (130) —
3  2 56 (90) 71 (115)
2  L 22 (35) 34 (55)
DownshiftingTransfer position
Maximum speed
5-speed
models4-speed models
4  3 H2 and H4 81 (130) —
L4 31 (50) —
3  2 H2 and H4 56 (90) 71 (115)
L4 22 (35) 22 (35)
2  L H2 and H4 22 (35) 34 (55)
L4 9 (15) 6 (10)

140 2-1. Driving procedures
4WD modelsmph (km/h)
■ Reverse warning buzzer (6-speed models only)
When shifting into R, a buzzer will sound to inform the driver that the shift
lever is in R.
Shift positionTransfer positionMaximum speed
6-speed models5-speed models
1 H2 and H4 30 (49) 30 (48)
L4 11 (19) 11 (18)
2 H2 and H4 58 (93)
57 (92)
L4 22 (36) 22 (36)
3 H2 and H4 85 (137) 82 (133)
L4 33 (53) 32 (51)
4 H2 and H4 106 (171) 118 (190)
L4 41 (66) 46 (74)
5 H2 and H4 127 (204)
—
L4 49 (79) —

149
2-2. Gauges and meters
2
When driving
■
Indicators
The indicators inform the driver of the operating state of the
vehicle’s various systems.
Turn signal indicator
(P. 141)*1,2Slip indicator
( P. 181, 183, 192)
Headlight high beam
indicator ( P. 153)*1VSC OFF indicator
(P. 183, 192, 193)
(U.S.A.)
Headlight indicator
( P. 152)*1TRAC OFF indicator
(P. 192, 193)
(Canada)
Tail light indicator
( P. 152)*1
(if equipped)
Downhill assist control
system indicator
(P. 188)
(if equipped)
Security indicator
( P. 77)*1,5RSCA OFF indicator
(P. 94)
(5-speed
automatic
transmission
vehicles)
Shift position and shift
range indicators
(P. 134)(if equipped)
Active traction control
system indicator
( P. 181)
*1AUTO LSD indicator
(P. 183)
(4-speed
automatic
transmission vehicles)
Shift position and shift
range indicators
(P. 134)(4WD models)
Four-wheel drive
indicator ( P. 177)
(4WD models)
4LO indicator ( P. 177)
(if equipped)
Cruise control indicator
(P. 162)*1
(if equipped)
Rear differential lock
indicator ( P. 185)

183
2-4. Using other driving systems
2
When driving
AUTO LSD system
When the AUTO LSD system is operatingIf the rear wheels spin, the slip
indicator flashes to indicate that
the AUTO LSD system has been
controlled the spinning of the
rear wheels.
The AUTO LSD system aids traction by using the traction control
system to control engine performance and braking when one of the
rear wheels begins to spin.
The system should be used only wh en one of the rear wheels spin-
ning occurs in a ditch or rough surface.
■ System operation
The system can be used on 2W D models and in 2WD mode on
4WD models.
Press the VSC OFF switch to
turn on the system.
At this time, the AUTO LSD
and VSC OFF indicators will
come on simultaneously.
To turn off the system, push
the switch again.
If the engine is turned off while
the AUTO LSD indicator is on
and then restarted, the indica-
tor will turn off automatically.

185
2-4. Using other driving systems
2
When driving
Rear differential lock system
Using the rear differential lock systemAutomatic transmission 4WD models: Before using the rear differential lock system.
Stop the vehicle, shift the shift lever to N and put the front-
wheel drive control switch in th e L4 position to see if this is
sufficient. If this has no effect, additionally use the rear differ-
ential lock system.
Be sure to stop the wheels.
Press the RR DIFF LOCK switch.
After the rear differential is locked, the indicator will come on.
Gently depress the accelerator pedal.
Unlock the rear differential as soon as the vehicle moves.
To unlock the rear differential, push the switch again.
: If equipped
The rear differential lock system is provided for use only when wheel
spinning occurs in a ditch or on a slippery or rugged surface.
The rear differential lock system is effective in case one of the rear
wheels is spinning.
Press the RR DIFF LOCK
switch to lock the rear differen-
tial.
At this time, the indicator will
blink. Wait a few seconds for
the system to complete opera-
tion. After the rear differential is
locked, the rear differential lock
indicator will stop blinking and
remain on.
To unlock the rear differential,
push the switch again.

186 2-4. Using other driving systems
Manual transmission4WD models: Before using the rear differential lock system.
Stop the vehicle or reduce your speed to less than 2 mph
(3 km/h). Depress the clutch pedal and put the front-wheel
drive control switch in the L4 positi on to see if this is sufficient.
If this has no effect, additionally use the rear differential lock
system.
Be sure to stop the wheels.
Depress the clutch pedal.
Press the RR DIFF LOCK switch.
After the rear differential is locked, the indicator will come on.
Slowly release the clutch pedal.
Unlock the rear differential as soon as the vehicle moves.
To unlock the rear differential, push the switch again.
■ Locking the rear differential
●When the rear differential is locked, VSC is automatically turned off.
(The rear differential lock and VSC OFF indicators come on.)
● The following systems do not operate when the rear differential is locked.
It is normal operation for the ABS warning light and VSC OFF indicator to
be on at this time. If the DAC switch turns on, the downhill assist cont\
rol
system indicator light flashes.
•ABS
• Brake assist system
•VSC
•TRAC
• Downhill assist control system
• Hill-start assist control system
■ The rear differential lock is disengaged when
Shift the front-wheel drive control switch to H2 or H4 position. (4WD models)
Never forget to turn off the switch after using this feature.

192 2-4. Using other driving systems
When the VSC/Trailer Sway Control/TRAC/hill-start assist control
systems are operatingThe slip indicator will flash while
the VSC/Trailer Sway Con-
trol/TRAC/hill-start assist control
systems are operating.
The stop lights and high mounted
stoplight turn on when the
hill-start assist control system or
Trailer Sway Control is operating.
To disable VSC, Trailer Sway Control and TRAC (2WD models
and 2WD mode on 4WD models)
If the vehicle gets stuck in fresh snow or mud, VSC, Trailer Sway
Control and TRAC may reduce power from the engine to the wheels.
You may need to turn the system off to enable you to rock the vehicle
in order to free it.
■ Turning off TRAC, VSC and Trailer Sway Control
Press and hold the VSC OFF
switch for more than 3 seconds
while the vehicle is stopped to
turn off TRAC, VSC and Trailer
Sway Control.
The VSC OFF and TRAC OFF
indicators will come on.
Push the switch again to turn both
systems back on.

193
2-4. Using other
driving systems
2
When driving
To disable VSC, Trailer Sway C ontrol and/or TRAC (4WD mode
on 4WD models)
If the vehicle gets stuck in fresh snow or mud, VSC, Trailer Sway
Control and TRAC may reduce power from the engine to the wheels.
You may need to turn the system off to enable you to rock the vehicle
in order to free it.
■ Turning off TRAC
Quickly push and release the
VSC OFF switch to turn off
TRAC.
The TRAC OFF indicator will
come on.
Push the switch again to turn the
system back on.
■Turning off TRAC, VSC and Trailer Sway Control
Press and hold the VSC OFF
switch for more than 3 seconds
while the vehicle is stopped to
turn off TRAC, VSC and Trailer
Sway Control.
The VSC OFF and TRAC OFF
indicators will come on.
Push the switch again to turn both
systems back on.