Toyota CH-R Service Manual: Vehicle Information Not Obtained (C1A02)
DESCRIPTION
When a new millimeter wave radar sensor assembly is installed, it receives vehicle specification information (destination) from the main body ECU (multiplex network body ECU) and stores the information.
DTC C1A02 is stored when the millimeter wave radar sensor assembly cannot store the vehicle specification information from the main body ECU (multiplex network body ECU).
|
DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
|---|---|---|---|
|
C1A02 |
Vehicle Information Not Obtained |
At a vehicle speed of 50 km/h (31 mph) or higher the millimeter wave radar sensor assembly cannot store the vehicle specification information for approximately 0.1 seconds or more. |
Millimeter wave radar sensor assembly |
PROCEDURE
|
1. |
GO TO DYNAMIC RADAR CRUISE CONTROL SYSTEM |
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| NEXT | .gif) |
END |
Yaw Rate Sensor (C1A46)
DESCRIPTION
The millimeter wave radar sensor assembly receives yaw rate and acceleration
sensor (airbag sensor assembly) signals from the airbag sensor assembly and skid
control ECU (brake actuat ...
Front Radar Sensor Incorrect Axial Gap (C1A11,C1A14)
DESCRIPTION
When the system determines that the vehicle is driving straight ahead based on
signals from the yaw rate and acceleration sensor (airbag sensor assembly), etc.,
the millimeter wave ra ...
Other materials:
Toyota CH-R Service Manual > Theft Deterrent System: Unlock Warning Switch Circuit
DESCRIPTION
The key unlock warning switch assembly comes on when the ignition key is inserted
into the ignition key cylinder and goes off when the ignition key is removed.
WIRING DIAGRAM
PROCEDURE
1.
READ VALUE USING TECHSTREAM (KEY UNLOCK WARNING SW)
(a) Con ...
Toyota CH-R Service Manual > Occupant Classification System: Rear Occupant Classification Sensor LH Collision Detection (B1787)
DESCRIPTION
DTC B1787 is stored when the occupant detection ECU receives a collision detection
signal sent by the rear in weight detection sensor sub-assembly in the case of an
accident.
DTC B1787 is also stored when the front seat assembly RH is subjected to a strong
impact, even if an actu ...
Toyota CH-R Owners Manual
- For safety and security
- Instrument cluster
- Operation of each component
- Driving
- Interior features
- Maintenance and care
- When trouble arises
- Vehicle specifications
- For owners
Toyota CH-R Service Manual
- Introduction
- Maintenance
- Audio / Video
- Cellular Communication
- Navigation / Multi Info Display
- Park Assist / Monitoring
- Brake (front)
- Brake (rear)
- Brake Control / Dynamic Control Systems
- Brake System (other)
- Parking Brake
- Axle And Differential
- Drive Shaft / Propeller Shaft
- K114 Cvt
- 3zr-fae Battery / Charging
- Networking
- Power Distribution
- Power Assist Systems
- Steering Column
- Steering Gear / Linkage
- Alignment / Handling Diagnosis
- Front Suspension
- Rear Suspension
- Tire / Wheel
- Tire Pressure Monitoring
- Door / Hatch
- Exterior Panels / Trim
- Horn
- Lighting (ext)
- Mirror (ext)
- Window / Glass
- Wiper / Washer
- Door Lock
- Heating / Air Conditioning
- Interior Panels / Trim
- Lighting (int)
- Meter / Gauge / Display
- Mirror (int)
- Power Outlets (int)
- Pre-collision
- Seat
- Seat Belt
- Supplemental Restraint Systems
- Theft Deterrent / Keyless Entry
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