2016 TOYOTA TUNDRA service indicator

4107-2. Maintenance
Emission inspection and maintenance (I/M)
programs
The OBD system determin es that a problem exists somewhere in the
emission control system. Your vehi cle may not pass the I/M test and
may need to be repaired. Contact your Toyota dealer to service the
vehicle.
● When the battery is disconnected or discharged
Readiness codes that are set duri ng ordinary driving are erased.
Also, depending on your driving habits, the readiness codes may
not be completely set.
● When the fuel tank cap is loose
The malfunction indicator lamp comes on indicating a temporary
malfunction and your vehicle may not pass the I/M test.
The error code in the OBD system will not be cleared unless the vehi-
cle is driven 40 or more times.
Contact your Toyota dealer to prepare the vehicle for re-testing.
Some states have vehicle emission inspection programs which
include OBD (On Board Diagnos tics) checks. The OBD system
monitors the operation of the emission control system.
If the malfunction indicator lamp comes on
Your vehicle may not pass the I/M test in the following situations:
When the malfunction indicator la mp still remains on after sev-
eral driving trips
If your vehicle does not pass the I/M test

5319-1. Specifications
9
Vehicle specifications
■Non-recommendation of the use of blended gasoline (gasoline engine)
●If you use gasohol in your vehicle, be sure that it has an octane rating no
lower than 87.
● Toyota does not recommend the use of gasoline containing methanol.
■ Non-recommendation of the use of gasoline containing MMT
Some gasoline contains an octane enhancing additive called MMT (Methylcy-
clopentadienyl Manganese Tricarbonyl).
Toyota does not recommend the use of gasoline that contains MMT. If fuel
containing MMT is used, your emission control system may be adversely
affected.
The malfunction indicator lamp on the instrument cluster may come on. If this
happens, contact your Toyota dealer for service.
■ Non-recommendation of the use of after-market fuel additives (Flex-fuel
vehicles)
Do not use any after-market fuel additives when repeatedly refueling with
E85, as some after-market fuel additives are not compatible with E85.
■ If your engine knocks
●Consult your Toyota dealer.
● You may occasionally notice light knocking for a short time while accelerat-
ing or driving uphill. This is normal and there is no need for concern.
●
Use only gasoline containing up to 15%
ethanol.
DO NOT use any flex-fuel or gasoline
that could contain more than 15% etha-
nol, including from any pump labeled
E30, E50, E85 (which are only some
examples of fuel containing more than
15% ethanol).
DO NOT use gasoline contain-
ing more than 15% ethanol.
(30% ethanol)
(50% ethanol)
(85% ethanol)

583Alphabetical index
Seats, Rear ............................... 114Adjustment precautions ........ 115
Child seats/child restraint system installation ................ 60
Cleaning................................ 402
Head restraints ..................... 120
Raising the bottom cushion ............................... 114
Sensor Automatic headlight
system ......... ....................... 193
Inside rear view mirror .......... 128
Intuitive parking assist .......... 205
Service reminder indicators ..... 84
Shift lever ................................. 184 Automatic transmission......... 184
If the shift lever
cannot be shifted from P .... 500
Shift lock system ..................... 500
Side airbags ............................... 39
Side doors ................................ 100
Side marker lights ................... 191
Light switch ........................... 191
Replacing light bulbs..... 452, 457
Wattage ................................ 528
Side mirrors ............................. 130 Adjusting and folding ............ 130
BSM (Blind spot monitor) ...... 220
Mirror position memory ......... 116
Side turn signal lights ............. 189 Replacing light bulbs..... 452, 457
Turn signal lever ................... 189
Wattage ................................ 528
Snow tires ................................ 245
Spare tire .................................. 484
Inflation pressure .................. 526
Replacing .............................. 484
Storage location .................... 485
Spark plug ................................ 523
Specifications .......................... 510 Speedometer.............................. 88
Steering
Column lock release ............. 183
Steering wheel Adjustment.................... 124, 125
Steering wheel position memory ................. 116
Steering wheel audio switches
*
Stop lights Replacing light bulbs ............ 457
Wattage ................................ 528
Storage box.............................. 379
Storage feature ........................ 364
Stuck If the vehicle becomes stuck ................................... 507
Sun visors ................................ 382
Switches Back window defogger
switch ......................... 346, 353
BSM (Blind spot monitor) main switch ........................ 220
Cargo lamp main switch ....... 363
Cruise control switch ............ 202
“DISP” button .......................... 91
Door lock switch ................... 103
Driving position memory switches ............................. 116
Emergency flashers switch ... 464
Engine switch ....................... 182
Fog light switch ..................... 194
Front-wheel drive control switch ................................. 228
Garage door opener
switches ............................. 389
Ignition switch ....................... 182
Intuitive parking assist .......... 205
Light switches ....................... 191
Moon roof switches............... 141
*: Refer to “NAVIGATION SYSTEM OWNER’S MANUAL”.