Toyota Yaris: Smart Key System (for Entry Function) / Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
Entry and Start System (for Entry Function)
| DTC No. | Detection Item | Link |
| B27A113 | Driver Side Electrical Antenna Circuit Open |
|
| B27A213 | Front Passenger Side Electrical Antenna Circuit Open |
|
| B27A813 | Outside Luggage Compartment (Back Door) Electrical key Antenna Circuit Open |
|
DTC CHECK / CLEAR CHECK FOR DTC NOTICE:
When DTC is output, Be sure to confirm and record.
When using the GTS with the ignition switch off, connect the GTS to the DLC3 and turn a courtesy light switch on and off at intervals of 1...
DESCRIPTION The certification ECU (smart key ECU assembly) generates a request signal and transmits the signal to the front door outside handle assembly LH (electrical key antenna) at intervals of 0...
Other information:
Take the appropriate action and verify that the warning light turns off.
KEY Warning Light
Take the appropriate action and verify that the warning light turns
off.
Low Fuel Warning Light
The light illumination timing may vary because fuel inside the fuel tank
moves
around according to the driving conditions and the vehicle posture...
DESCRIPTION To reduce hydrocarbon (HC) emissions, evaporated fuel from the fuel tank is routed through a charcoal canister to the intake manifold for combustion in the cylinders. The ECM changes the duty signals to the purge VSV (Vacuum Switching Valve for Purge Control) so that the intake amount of hydrocarbon (HC) emissions is appropriate for the driving conditions (engine load, engine speed, vehicle speed, etc...
Categories
Before refueling, close all the doors, windows, and the liftgate/trunk
lid, and switch the ignition OFF.
To open the fuel-filler lid, pull
the remote fuel-filler lid release.

To remove the fuel-filler cap, turn it counterclockwise.
Attach the removed cap to the
inner side of the fuel-filler lid.
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