Toyota Yaris: Dynamic Radar Cruise Control System / Operation Check
OPERATION CHECK
INPUT SIGNAL CHECK
(a) Connect the GTS to the DLC3.
(b) Check the steering pad switch assembly using the Data List function of the GTS (cruise control main switch, -SET switch, +RES switch and CANCEL switch).
| *1 | Steering Pad Switch Assembly |
| *a | Cruise Control Main Switch |
| *b | -SET Switch |
| *c | +RES Switch |
| *d | CANCEL Switch |
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INSPECT CRUISE CONTROL MAIN SWITCH
(a) Turn the ignition switch to ON.
(b) Turn the dynamic radar cruise control system on using the cruise control main switch.
| *1 | Steering Pad Switch Assembly |
| *a | Cruise Control Main Switch |
(c) Check that the cruise control indicator (vehicle-to-vehicle distance control mode) in the combination meter assembly illuminates and "Radar Ready" is displayed on the multi-information display.
| *a | Cruise Control Indicator (Vehicle-to-vehicle Distance Control Mode) |
| *b | Multi-information Display |
(d) Turn the dynamic radar cruise control system off using the cruise control main switch. Check that the cruise control indicator (vehicle-to-vehicle distance control mode) in the combination meter assembly and "Radar Ready" on the multi-information display turn off.
(e) Turn the ignition switch off with the cruise control indicator (vehicle-to-vehicle distance control mode) in the combination meter assembly illuminated and "Radar Ready" on the multi-information display displayed. Turn the ignition switch back to ON and check that the cruise control indicator (vehicle-to-vehicle distance control mode) in the combination meter assembly and "Radar Ready" on the multi-information display are turned off.
INSPECT MODE SELECT
(a) Turn the ignition switch to ON.
(b) Push and hold the cruise control main switch for 1.5 seconds or more with the dynamic radar cruise control system off to change to constant speed control mode.
| *1 | Steering Pad Switch Assembly |
| *a | Cruise Control Main Switch |
NOTICE:
Do not push any other switches before pushing the cruise control main switch. If any other switches are pushed, turn the dynamic radar cruise control system off and repeat the above procedure.
(c) Check that the cruise control indicator (vehicle-to-vehicle distance control mode) in the combination meter assembly and "Radar Ready" on the multi-information display turn off and the cruise control indicator (constant speed control mode) illuminates.
| *a | Cruise Control Indicator (Vehicle-to-vehicle Distance Control Mode) |
| *b | Multi-information Display |
| *c | Cruise Control Indicator (Constant Speed Control Mode) |
INSPECT VEHICLE-TO-VEHICLE DISTANCE CONTROL SWITCH
(a) Turn the ignition switch to ON.
(b) Turn the dynamic radar cruise control system on using the cruise control main switch.
| *1 | Steering Pad Switch Assembly |
| *a | Cruise Control Main Switch |
HINT:
When in constant speed control mode, the vehicle-to-vehicle distance cannot be changed.
(c) Press the vehicle-to-vehicle distance control switch.
| *1 | Steering Pad Switch Assembly |
| *a | Vehicle-to-vehicle Distance Control Switch |
(d) Check that the indicator of the vehicle-to-vehicle distance, which is shown on the multi-information display in the combination meter assembly changes from long to middle to short in that order.
HINT:
Long is automatically selected each time the ignition switch is turned to ON.
Road Test
ROAD TEST HINT:
The dynamic radar cruise control system has 2 cruise control modes: constant speed control mode and vehicle-to-vehicle distance control mode...
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE NOTICE:
Before replacing the ECM, refer to Service Bulletin.
When replacing the millimeter wave radar sensor assembly, always replace it with a new one...
Other information:
Toyota Yaris XP210 (2020-2024) Reapir and Service Manual: Precaution
PRECAUTION CAUTION: Failure to carry out service procedures in the correct sequence could cause SRS parts to unexpectedly deploy and possibly lead to serious injuries. Furthermore, if a mistake is made when servicing SRS parts, they may fail to operate when required...
Toyota Yaris XP210 (2020-2024) Owner's Manual: Ignition Switch
Push Button Start Positions The system operates only when the driver is in the vehicle or within operational range while the key is being carried. Each time the push button start is pressed, the ignition switches in the order of off, ACC, and ON...
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Fuel Gauge
The fuel gauge shows approximately how much fuel is remaining in the tank when the ignition is switched ON. We recommend keeping the tank over 1/4 full.
