DTC U0122: Lost Communication with Vehicle Dynamics Control Module; DTC U0123: Lost Communication with Yaw Rate Sensor Module; DTC U0126: Lost Communication with Steering Angle Sensor Module; DTC U0293: Lost Communication with HV ECU; DTC U1104: Lost Communication with Driving Support ECU: Description
These DTCs are output when a communication malfunction occurs between the sensors and ECUs.
| DTC No. | DTC Detection Condition | Trouble Area |
|---|---|---|
| U0122 | While dynamic radar cruise control is either preparing for operation or operating and power switch is on (IG), communication stop from brake booster with master cylinder (skid control ECU) to driving support ECU continues for 1 second or more |
|
| U0123 | While dynamic radar cruise control is either preparing for operation or operating and power switch is on (IG), communication stop from yaw rate sensor to driving support ECU continues for 1 second or more |
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| U0126 | While dynamic radar cruise control is either preparing for operation or operating and power switch is on (IG), communication stop from steering angle sensor to driving support ECU continues for 1 second or more |
|
| U0293 | While dynamic radar cruise control is either preparing for operation or operating and power switch is on (IG), communication stop from power management control ECU to driving support ECU or brake booster with master cylinder (skid control ECU) continues for 1 second or more |
|
| U1104 | While dynamic radar cruise control is either preparing for operation or operating and power switch is on (IG), communication stop from driving support ECU to millimeter wave radar sensor assembly, power management control ECU or brake booster with master cylinder (skid control ECU) continues for 1 second or more |
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