Toyota Yaris: Pre-collision System / Terminals Of Ecu

NOTICE:

• Turning the ignition switch to ON with connectors disconnected may cause DTCs to be stored. Make sure to clear the DTCs after inspection has been performed.
• Do not apply excessive force to the millimeter wave radar sensor assembly connector.

Diagnosis System

DIAGNOSIS SYSTEM FUNCTION OF WARNING INDICATOR AND MESSAGE (a) If the pre-collision system is not functioning properly, the driver is warned by the PCS warning light and a warning message is displayed on the multi-information display...

Dtc Check / Clear

DTC CHECK / CLEAR CHECK DTC (a) Check for DTCs (Test Failed / Pending / Confirmed). Body Electrical > Pre-Collision System > Trouble Codes GTS Display Description Test Failed Represent malfunctions that were detected during the current trip...

Other information:

Toyota Yaris XP210 (2020-2025) Reapir and Service Manual: Engine Hood Courtesy Switch Circuit

DESCRIPTION The engine stop and start ECU detects whether the engine hood is open or closed based on a signal received from the engine hood courtesy switch built into the hood lock assembly. The engine stop and start ECU prohibits starting of the engine by stop and start control and changes the mode to "stalled" if the engine hood is open with the clutch pedal is released while the engine is stopped by stop and start control...

Toyota Yaris XP210 (2020-2025) Reapir and Service Manual: Driver Frontal Stage 1 Deployment Control Circuit Resistance Below Threshold (B00011A)

DESCRIPTION DTC No. Detection Item DTC Detection Condition Trouble Area Warning Indicate Test Mode / Check Mode B00011A Driver Frontal Stage 1 Deployment Control Circuit Resistance Below Threshold The airbag sensor assembly detects a line short in the driver seat airbag squib circuit for 2 seconds during the primary check Spiral cable sub-assembly malfunction Horn button assembly malfunction Airbag sensor assembly malfunction Harness or connector Spiral cable sub-assembly Horn button assembly Airbag sensor assembly Comes on Applies to check mode WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: After turning the ignition switch off, waiting time may be required before disconnecting the cable from the negative (-) auxiliary battery terminal...