Toyota Yaris: Millimeter Wave Radar Sensor / Installation
INSTALLATION
PROCEDURE
1. INSTALL MILLIMETER WAVE RADAR SENSOR ASSEMBLY
NOTICE:
If the millimeter wave radar sensor assembly has been struck or dropped, replace the millimeter wave radar sensor assembly with a new one.
(a) Engage the guides to install the millimeter wave radar sensor assembly.
| Bolt |
| Screw |
(b) Install the 2 bolts and screw in the order shown in the illustration.
Torque:
Bolt :
4.5 N·m {46 kgf·cm, 40 in·lbf}
(c) Connect the connector.
2. INSTALL FRONT BUMPER ASSEMBLY
Click here
3. UPDATE ECU SECURITY KEY
Click here
4. ADJUST MILLIMETER WAVE RADAR SENSOR
(a) When the millimeter wave radar sensor assembly is replaced with a new one, adjustment of the radar sensor beam axis must be performed.
HINT:
Millimeter wave radar sensor assembly Learning can be performed by using either Triangle Target or Flat Surface Target or Driving Adjustment.
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Triangle Target:
Click here
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Flat Surface Target:
Click here
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Driving Adjustment:
Click here
REMOVAL CAUTION / NOTICE / HINT The necessary procedures (adjustment, calibration, initialization, or registration) that must be performed after parts are replaced during millimeter wave radar sensor assembly removal/installation are shown below...
BEFORE STARTING DRIVING ADJUSTMENT CAUTION / NOTICE / HINT HINT:
Purpose of millimeter wave radar beam axis learning
If the installation position or orientation of the millimeter wave radar sensor is changed due to it being removed and reinstalled or replaced with a new one, or due to the front bumper or radiator grille being replaced, it is necessary for the millimeter wave radar sensor to learn the driving direction of the vehicle in order for each driving support system to operate correctly...
Other information:
DESCRIPTION Detection Item Symptom Trouble Area Engine Stop and Start ECU Communication Stop Mode Communication stop for "Stop and Go/Start" is indicated on the "Communication Bus Check" screen of the GTS. Click here
Engine stop and start ECU branch line or connector
Power source circuit of engine stop and start ECU
Engine stop and start ECU ground circuit
Engine stop and start ECU
WIRING DIAGRAM
CAUTION / NOTICE / HINT CAUTION: When performing the confirmation driving pattern, obey all speed limits and traffic laws...
DESCRIPTION These DTCs are stored if a CAN communication malfunction occurs between the main body ECU (multiplex network body ECU) and other ECUs. DTC No. Detection Item DTC Detection Condition Trouble Area U010087 Lost Communication with ECM/PCM "A" Missing Message The main body ECU (multiplex network body ECU) does not receive data from the ECM for approximately 10 seconds or more...
Categories
No special break-in is necessary, but a few precautions in the first 600
miles (1,000 km) may add to the performance, economy, and life of
the vehicle.
Do not race the engine.
Do not maintain one constant speed, either slow or fast, for a long
period of time.
Do not drive constantly at full-throttle or high engine rpm for
extended periods of time.
Avoid unnecessary hard stops.
Avoid full-throttle starts.
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