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Home >> Toyota >> 2023 >> Prius LE >> Repair and Diagnosis (Single Page) >> Transmission >> Transmission Control Systems >> Electronic A/T Shift Lever System - Diagnostic Codes & Circuit Tests >> Electronic Shift Lever System >> DTC U0140-00: Lost Communication with Body Control Module (Sub) Missing Message; DTC U0155-86: Lost Communication with Instrument Panel Cluster (IPC) Control Module Signal (some circuit quantity, reported via serial data) Invalid; DTC U0293-00: Lost Communication with Hybrid/EV Powertrain Control Module from Gear Shift Control Module "A"; DTC U1107-00: Lost Communication with Power Management Module (Gear Shift Control Module "A"); DTC U114F-00: Lost Communication with Power Integration Module (System 2) Missing Message; DTC U1170-00: Lost Communication with Brake System Control Module (Gear Shift Control Module "A") [12/2022 - 03/2023] >> Description
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DTC U0140-00: Lost Communication with Body Control Module (Sub) Missing Message; DTC U0155-86: Lost Communication with Instrument Panel Cluster (IPC) Control Module Signal (some circuit quantity, reported via serial data) Invalid; DTC U0293-00: Lost Communication with Hybrid/EV Powertrain Control Module from Gear Shift Control Module "A"; DTC U1107-00: Lost Communication with Power Management Module (Gear Shift Control Module "A"); DTC U114F-00: Lost Communication with Power Integration Module (System 2) Missing Message; DTC U1170-00: Lost Communication with Brake System Control Module (Gear Shift Control Module "A") [12/2022 - 03/2023]: Description

The shift control ECU receives and sends various signals to and from the main body ECU, combination meter, hybrid vehicle control ECU, smart key ECU assembly (certification ECU) and skid control ECU via CAN communication.

DTC No. Detection Item DTC Detection Condition Trouble Area MIL Warning Indicate DTC Output from Priority Note
U0140-00 Lost Communication with Body Control Module (Sub) Missing Message When the ignition switch is ON (IG) and the auxiliary battery voltage is a certain value or more, a CAN communication malfunction with the main body ECU is continuously detected
(1 trip detection logic)
CAN communication system Does not come on Multi-information Display Error Message 
  • Displayed
Hybrid Control B SAE: U0140
U0155-86 Lost Communication with Instrument Panel Cluster (IPC) Control Module Signal (some circuit quantity, reported via serial data) Invalid When the ignition switch is ON (IG) and the auxiliary battery voltage is a certain value or more, a CAN communication malfunction with the combination meter is continuously detected
(1 trip detection logic)
CAN communication system Does not come on Multi-information Display Error Message 
  • Displayed
Hybrid Control B SAE: U0155
U0293-00 Lost Communication with Hybrid/EV Powertrain Control Module from Gear Shift Control Module "A" When the ignition switch is ON (IG) and the auxiliary battery voltage is a certain value or more, a CAN communication malfunction with the hybrid vehicle control ECU is continuously detected
(1 trip detection logic)
CAN communication system Does not come on Multi-information Display Error Message 
  • Displayed
Hybrid Control B SAE: U0293
U1107-00 Lost Communication with Power Management Module (Gear Shift Control Module "A") When the ignition switch is ON (IG) and the auxiliary battery voltage is a certain value or more, a CAN communication malfunction with the smart key ECU assembly (certification ECU) is continuously detected
(1 trip detection logic)
CAN communication system Does not come on Multi-information Display Error Message 
  • Displayed
Hybrid Control B SAE: U1107
U114F-00 Lost Communication with Power Integration Module (System 2) Missing Message When the ignition switch is ON (IG) and the auxiliary battery voltage is a certain value or more, a CAN communication malfunction with the main body ECU (power integration) is continuously detected
(1 trip detection logic)
CAN communication system Does not come on Multi-information Display Error Message 
  • Displayed
Hybrid Control B SAE: U114F
U1170-00 Lost Communication with Brake System Control Module (Gear Shift Control Module "A") When the ignition switch is ON (IG) and the auxiliary battery voltage is a certain value or more, a CAN communication malfunction with the skid control ECU is continuously detected
(1 trip detection logic)
CAN communication system Does not come on Multi-information Display Error Message 
  • Displayed
Hybrid Control B SAE: U1170