P1615
Diagnostic trouble codes
DESCRIPTION
The distance control ECU receives information about the area in front of the vehicle from the millimeter wave radar sensor and then sends a brake control demand signal (deceleration demand) and diagnosis signals, such as millimeter wave radar sensor grime signals or millimeter wave radar sensor malfunction signals, to the ECM.| DTC No. |
DTC Detection Condition |
Trouble Area |
| P1615 |
While the dynamic radar cruise control is either preparing for operation or operating, if communication data from the distance control ECU is logically inconsistent for a certain amount of time, the ECM records this logical error code |
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| U1101 |
While the dynamic radar cruise control is either preparing for operation or operating, if communication data from the distance control ECU is invalid for a certain amount of time, The ECM records this communication cut off code |
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INSPECTION PROCEDURE
- HINT:
- This circuit uses CAN communication. Therefore, if there are any malfunctions in the communication circuit, one or more DTCs in the CAN communication system are output.
| 1.CHECK CAN COMMUNICATION SYSTEM |
- Refer to HOW TO PROCEED WITH TROUBLESHOOTING (Click here).