Toyota Yaris: Warning/Indicator Lights and Warning Sounds / Message Indicated on Display

Taking Action

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...

Stop Vehicle in Safe Place Immediately

If the following messages are displayed in the center display, a vehicle system may be malfunctioning. Stop the vehicle in a safe place and contact your Toyota dealer...

Other information:

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual: Ignition Switch Circuit Short to Ground or Open (P253014)

DESCRIPTION If the engine stop and start ECU receives the off signal from the certification ECU (smart key ECU assembly) when communication with the ECM is normal, the engine stop and start ECU will output DTC P253014. DTC No. Detection Item DTC Detection Condition Trouble Area Warning Indicate Memory Note P253014 Ignition Switch Circuit Short to Ground or Open All of the following conditions are met for 10 seconds or more (1 trip detection logic): Ignition switch off signal is input...

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual: STA Signal Circuit

DESCRIPTION While the engine is being cranked, a starter operation request signal is sent to terminal STA of the ECM. HINT: If there is an open in the STA circuit of the ECM, stop and start control will be prohibited after the third time the engine is started by stop and start control...