check engine TOYOTA 4RUNNER 2015 N280 / 5.G Workshop Manual

504
4RUNNER (U)_(OM35B18U)
What to do if... (Troubleshooting)
What to do if... (Troubleshooting)
●If you lose your keys or mechanical keys, new genuine mechanical keys
can be made by your Toyota dealer. (P. 93)
●If you lose your keys or electronic keys, the risk of vehicle theft increases
significantly. Contact your Toyota dealer immediately. ( P. 95)
●Is the key battery weak or depleted? (P. 377)
●Vehicles with a smart key system:
Is the engine switch in IGNITION ON mode?
When locking the doors, turn the engine switch off. ( P. 195)
●Vehicles with a smart key system:
Is the electronic key left inside the vehicle?
When locking the doors, make sure that you have the electronic key on
your person.
●The function may not operate properly due to the condition of the radio
wave. ( P. 106)
If you have a problem, check the following before contacting
your Toyota dealer.
The doors cannot be locked, unlocked, opened or closed
You lose your keys
The doors cannot be locked or unlocked

508What to do if... (Troubleshooting)
4RUNNER (U)_(OM35B18U)
●The seat belt reminder light is flashing
Are the driver and the front passenger wearing the seat belts?
( P. 415)
●
The brake system warning light is on
Is the parking brake released? ( P. 203)
●
The open door warning indicator is on
Are all the doors closed? ( P. 96, 114)
Depending on the situation, other types of warning buzzer may also
sound. ( P. 412,
421)

●Did anyone inside the vehicle open a door during setting the alarm?
The sensor detects it and the alarm sounds. ( P. 72)
To stop the alarm, turn the engine switch to IGNITION ON mode
(vehicles with a smart key system) or start the engine.
●Is the electronic key left inside the vehicle?
Check the message on the multi-information display.
●When a warning light turns on, refer to P. 412.
●When a warning light turns on or a warning message or indicator is dis-
played, refer to P. 412, 421.
A warning buzzer sounds during driving
An alarm is activated and the horn sounds
A warning buzzer sounds when leaving the vehicle
(vehicles with a smart key system)
A warning light turns on or a warning message is dis-
played

513Alphabetical index
4RUNNER (U)_(OM35B18U)
Eco Driving Indicator ................ 83
EDR (Event data recorder) ........ 10
Electronic key ............................ 90Battery-saving function ......... 106
If the electronic key does not
operate properly ................. 445
Replacing the battery ............ 377
Emergency, in case of If the electronic key does not operate
properly .............................. 445
If the engine will not start ...... 441
If the shift lever cannot be shifted from P .... 443
If the vehicle battery is discharged .......................... 447
If the warning buzzer sounds ................................ 412
If the warning light turns
on ....................................... 412
If the warning message is displayed......................... 421
If you cannot operate back door opener ............... 444
If you have a flat tire ............. 428
If you think something is wrong .............................. 410
If your vehicle becomes stuck ................................... 453
If your vehicle has to be stopped in an emergency ... 401
If your vehicle needs
to be towed ......................... 403
If your vehicle overheats ....... 450 Emergency flashers ................ 400
Engine
ACCESSORY mode ............. 195
Compartment ........................ 349
Engine switch ............... 191, 194
Hood ..................................... 348
How to start the engine ........................ 191, 194
Identification number ............ 457
If the engine will not start ...... 441
Ignition switch (engine switch) ........... 191, 194
Overheating .......................... 450
Engine coolant......................... 354
Capacity................................ 460
Checking............................... 354
Preparing and checking before winter ...................... 268
Engine coolant temperature gauge ....................................... 81
Engine immobilizer system ...... 70
Engine oil ................................. 351 Capacity................................ 459
Checking............................... 351
Preparing and checking
before winter ...................... 268
Engine switch .................. 191, 194
Event data recorder (EDR)........ 10
E

523Alphabetical index
4RUNNER (U)_(OM35B18U)
Warning buzzersBrake system ....... ................. 412
Downshifting ......................... 201
Intuitive parking assist .......... 225
Key reminder ........ 192, 416, 424
Open door ............................. 414
Open moon roof reminder..... 416
Seat belt reminder ................ 415
Warning lights............................ 77 ABS....................................... 413
Automatic running boards
indicator light ...................... 414
Brake system ....... ................. 412
Center differential lock indicator light ...................... 414
Charging system ................... 412
Cruise control........................ 413
Four-wheel drive indicator light ...................... 413
KDSS .................................... 414
Low engine oil pressure ........ 412
Low fuel level ........................ 414
Low speed four-wheel drive indicator light ...................... 414
Malfunction indicator lamp .... 412
Master warning light...... 415, 421
Multi-terrain Select indicator light ...................... 414
Open door ............................. 414
Power steering ...................... 414
Rear differential lock indicator light ...................... 413
Seat belt reminder light ......... 415
Slip indicator ......................... 413
SRS ...................................... 413
Tire pressure......................... 415
Unengaged “Park” ................ 414 Warning messages.................. 421
Washer ..................................... 212
Checking............................... 362
Preparing and checking before winter ...................... 268
Switch ........................... 212, 215
Washing and waxing ............... 334
Weight Cargo capacity...................... 173
Load limits ............................ 173
Weight .................................. 456
Wheels ...................................... 372 Replacing wheels ................. 372
Size....................................... 464
Window glasses ...................... 145
Window lock switch ................ 145
Windows................................... 145 Power back window .............. 148
Power windows..................... 145
Rear window defogger ..................... 280, 286
Washer ......................... 212, 215
Windshield wiper
de-icer ............................ 280, 287
Windshield wipers ........... 212, 215 Intermittent wiper .................. 212
Winter driving tips ................... 268
Wireless remote control
key ............................................ 91 Locking/Unlocking .................. 96
Replacing the battery............ 377
W
*: Refer to the “NAVIGATION AND MULTIMEDIA SYSTEM OWNER’S MANUAL”.