Toyota Yaris: Front Radar Sensor System / Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
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Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
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Inspect the fuses and relays related to this system before inspecting the suspected areas below.
Front Radar Sensor System
| Symptom | Suspected Area | Link |
| "Pre-Collision System Radar Sensor Blocked Unavailable Clean Radar Sensor" is displayed | Vehicle Control History |
|
UTILITY Front Beam Axis Adjustment HINT: Front Beam Axis Adjustment is used to calibrate the beam axis of millimeter wave radar sensor assembly. (a) Perform Front Beam Axis Adjustment according to the display on the GTS...
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...
Other information:
When the seat belt is fastened, it will always be in the emergency
locking mode.
In the emergency locking mode, the belt remains comfortable on the
occupant and the retractor will lock in position during a collision.
If the belt is locked and cannot be pulled out, retract the belt once, and
then try pulling it out slowly...
ComponentsCOMPONENTS ILLUSTRATION
*1 POWER WINDOW REGULATOR SWITCH ASSEMBLY *2 FRONT ARMREST BASE UPPER PANEL *3 POWER WINDOW REGULATOR SWITCH ASSEMBLY WITH FRONT DOOR ARMREST BASE UPPER PANEL - - RemovalREMOVAL PROCEDURE 1. REMOVE POWER WINDOW REGULATOR SWITCH ASSEMBLY WITH FRONT ARMREST BASE UPPER PANEL Click here
2...
Categories
The front seat belt pretensioners are designed to deploy in moderate or
severe frontal, near frontal collisions.
In addition, the pretensioners operate when a side collision or a rollover
accident is detected. The pretensioners operate differently
depending on what types of air bags are equipped. For more details
about the seat belt pretensioner operation, refer to the SRS Air Bag
Deployment Criteria.
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