DTC B1498: Communication Malfunction (A/C Inverter Local) [12/2019 - 11/2023]: Description

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The hybrid vehicle control ECU and compressor with motor assembly communicate via a direct line. Compressor control is stopped and this DTC is stored if communication information is cut off or abnormal information occurs.

This DTC is also detected if high-voltage power supplied from the inverter with converter assembly to the compressor control circuit is shut off.

This DTC will be stored as a history DTC.

DTC No.	Detection Item	DTC Detection Condition	Trouble Area	Memory
B1498	Communication Malfunction (A/C Inverter Local)	Error or open in communication line between the hybrid vehicle control ECU and compressor with motor assembly High-voltage power source shut off	CAN communication system Hybrid control system Charging system Harness or connector Compressor with motor assembly HV air conditioning wire	Memorized