Toyota 2016 Tacoma Owner's Manual page 621

If you think something is wrong
The engine does not start
(vehicles without a smart key system)
●
Vehicles with an automatic transmission:
Is the shift lever in P? (P. 187)
●
Vehicles with a manual transmission:
Do you turn the key with the clutch pedal depressed firmly? (P. 187)
●
Is the battery discharged? (P. 557)
The engine does not start
(vehicles with a smart key system)
●
Did you press the engine switch while firmly depressing the brake pedal?
(P. 190)
●
Is the shift lever in P? (P. 192)
●
Is the electronic key anywhere detectable inside the vehicle? (P. 122)
●
Is the steering wheel unlocked? (P. 192)
●
Is the electronic key battery weak or depleted?
In this case, the engine can be started in a temporary way. (P. 555)
●
Is the battery discharged? (P. 557)
The shift lever cannot be shifted from P even if you depress
the brake pedal (vehicles with an automatic transmission)
●
Vehicles without a smart key system:
Is the engine switch in the "ON" position?
If you cannot release the shift lever by depressing the brake pedal with the
engine switch in the "ON" position. (P. 553)
●
Vehicles with a smart key system:
Is the engine switch in IGNITION ON mode?
If you cannot release the shift lever by depressing the brake pedal with the
engine switch in IGNITION ON mode. (P. 553)
What to do if... (Troubleshooting)
I n f o r ma t i o n P r o v i d e d b y :
621