Toyota Yaris: Stop And Start / Backup Boost Converter
Other information:
DESCRIPTION This DTC is stored when a malfunction in the IG circuit or IG hold circuit of the certification ECU (smart key ECU assembly) is detected. DTC No. Detection Item DTC Detection Condition Trouble Area Note B227111 IG Circuit Short to Ground When either of the following conditions is met (1-trip detection logic*1):
The IG circuit of the certification ECU (smart key ECU assembly) is malfunctioning...
ComponentsCOMPONENTS ILLUSTRATION
*1 LICENSE PLATE LIGHT LENS *2 LICENSE PLATE LIGHT BULB RemovalREMOVAL CAUTION / NOTICE / HINT HINT:
Use the same procedure for the RH and LH sides.
The procedure listed below is for the LH side.
PROCEDURE 1...
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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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