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Home >> Toyota >> 2019 >> Prius Prime Premium >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Plug-In Charge Control System - Diagnostic Codes >> Plug-In Charge Control System >> DTC U0100-87: Lost Communication with ECM/PCM "A" Missing Message; DTC U0155-87: Lost Communication with Instrument Panel Cluster (IPC) Control Module Missing Message; DTC U0293-87: Lost Communication with Hybrid/EV Powertrain Control Module Missing Message [09/2016 - ] >> Description
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DTC U0100-87: Lost Communication with ECM/PCM "A" Missing Message; DTC U0155-87: Lost Communication with Instrument Panel Cluster (IPC) Control Module Missing Message; DTC U0293-87: Lost Communication with Hybrid/EV Powertrain Control Module Missing Message [09/2016 - ]: Description

The charge control ECU built into the electric vehicle charger assembly communicates with the ECM, meter circuit plate and hybrid vehicle control ECU via CAN communication.

DTC No. Detection Item DTC Detection Condition Trouble Area MIL Warning Indicate
U0100-87 Lost Communication with ECM/PCM "A" Missing Message A CAN communication error between the ECM and electric vehicle charger assembly (CAN communication system malfunction) occurs
(1 trip detection logic)
CAN communication system Comes on Master Warning Light:
Comes on
U0155-87 Lost Communication with Instrument Panel Cluster (IPC) Control Module Missing Message A CAN communication error between the meter circuit plate and electric vehicle charger assembly (CAN communication system malfunction) occurs
(1 trip detection logic)
CAN communication system Does not come on Master Warning Light:
Does not come on
U0293-87 Lost Communication with Hybrid/EV Powertrain Control Module Missing Message A CAN communication error between the hybrid vehicle control ECU and electric vehicle charger assembly (CAN communication system malfunction) occurs
(1 trip detection logic)
CAN communication system Comes on Master Warning Light:
Comes on