Smart Key System and Entry
The following operations can be performed simply by carrying the electronic key, including the card key, on your person, such as in a pocket or bag. The Toyota Tacoma smart key system detects the electronic key within the applicable operating range, so the driver should always carry the electronic k ...
Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
Smart Key System (for Start Function)
DTC Code
Detection Item
See page
B2271
Ignition Hold Monitor Malfunction
B2274
ACC Monitor Malfunction
...
Engine does not Start
DESCRIPTION
When the key is in the vehicle and the engine switch is pressed, the certification
ECU (smart key ECU assembly) receives a signal and changes the power source mode.
In addition, when the shift lever is in P or N and the brake pedal is depressed,
the engine can be started by pressi ...