Toyota Yaris: Smart Key System (for Entry Function) / How To Proceed With Troubleshooting

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual / Vehicle Interior / Theft Deterrent / Keyless Entry / Smart Key System (for Entry Function) / How To Proceed With Troubleshooting

CAUTION / NOTICE / HINT

HINT:

Replace parts related to the wireless door lock and smart key system according to the inspection procedure.
If the wireless door lock and smart key system does not operate, first check the customize item and make sure that the wireless door lock and smart key system is not turned off.
The wireless door lock and smart key system primarily uses the following systems.
- Power door lock system
- Wireless door lock system
- Smart key system (for Entry Function)
- Smart key system (for Start Function)
  - : Steering lock function
  - : Immobiliser function
Perform troubleshooting procedures with other registered keys if available.

PROCEDURE

1.	VEHICLE BROUGHT TO WORKSHOP

(a) Confirm how vehicle was brought to workshop

Vehicle was driven
Vehicle was towed

HINT:

The malfunction location may be narrowed down by confirming whether the vehicle was driven or towed.

GO TO SMART KEY SYSTEM (for Start Function)

Parts Location

PARTS LOCATION ILLUSTRATION *1 FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY RH *2 FRONT DOOR LOCK WITH MOTOR ASSEMBLY RH *3 BACK DOOR OPENER SWITCH ASSEMBLY *4 OPEN SWITCH *5 LOCK SWITCH *6 BACK DOOR LOCK ASSEMBLY WITH COURTESY LIGHT SWITCH *7 FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY LH *8 FRONT DOOR LOCK WITH MOTOR ASSEMBLY LH ILLUSTRATION *1 FRONT DOOR OUTSIDE HANDLE ASSEMBLY RH - ELECTRICAL KEY ANTENNA - LOCK SENSOR - UNLOCK SENSOR *2 SMART DOOR CONTROL RECEIVER ASSEMBLY *3 ELECTRICAL KEY ANTENNA (OUTSIDE LUGGAGE COMPARTMENT) *4 NO...

System Diagram

S..

Other information:

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual: Installation

INSTALLATION 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. INSTALL SIDE AIRBAG PRESSURE SENSOR (a) Check that the ignition switch is off. (b) Check that the cable is disconnected from the negative (-) auxiliary battery terminal...

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual: Wireless Door Lock Tuner Component Internal Failure (B124296)

DESCRIPTION The smart door control receiver assembly is used to receive radio waves related to the entry functions of the electrical key transmitter sub-assembly. The certification ECU (smart key ECU assembly) decodes the requested electrical key transmitter sub-assembly operation by identifying a key code based on the radio waves received via the smart door control receiver assembly...