Monitor Description

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The ECM and hybrid vehicle control ECU assembly send and receive signals via CAN communication.

If a communication error occurs between the ECM and hybrid vehicle control ECU assembly, the ECM illuminates the MIL and stores this DTC.

DTC No.	Detection Item	DTC Detection Condition	Trouble Area	MIL	Memory	Note
U1150-87	Lost Communication with Hybrid Powertrain Control Module (ch2) Missing Message	All of the following conditions are met for 0.576 seconds or more (1 trip detection logic): Ignition switch ON Auxiliary battery voltage is 10 V or higher No communication between ECM and hybrid vehicle control ECU assembly	CAN communication system Hybrid vehicle control ECU assembly ECM	Comes on	DTC stored	SAE Code: U1150 DTC for Mexico Models: Applies