DTC U0100-87: Lost Communication with ECM/PCM "A" Missing Message; DTC U0110-87: Lost Communication with Drive Motor Control Module "A" Missing Message; DTC U0122-87: Lost Communication with Vehicle Dynamics Control Module Missing Message; DTC U0129-87: Lost Communication with Brake System Control Module Missing Message; DTC U0140-87: Lost Communication with Body Control Module Missing Message; DTC U0151-87: Lost Communication with Restraints Control Module Missing Message; DTC U0164-87: Lost Communication with HVAC Control Module Missing Message; DTC U0293-87: Lost Communication with Hybrid/EV Powertrain Control Module Missing Message; DTC U1107-87: Lost Communication with Power Management Module Missing Message; DTC U1170-87: Lost Communication with Brake System Control Module (Secondary CAN Line) Missing Message; DTC U1175-87: Lost Communication with Hybrid/EV Battery Energy Control Module "A" (Powertrain Bus) Missing Message; DTC U1176-87: Lost Communication with Gear Shift Control Module "A" (Powertrain Bus) Missing Message [10/2020 - 10/2023]: Description
The hybrid vehicle control ECU assembly transmits and receives signals via CAN communication to and from the ECM, yaw rate sensor, skid control ECU assembly, power steering ECU assembly, main body ECU, airbag ECU assembly, shift control ECU, air conditioning amplifier assembly and certification ECU (smart key ECU assembly).
| 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 hybrid vehicle control ECU assembly (CAN communication system malfunction) occurs (1 trip detection logic) |
CAN communication system | Comes on | Master Warning: Comes on |
| U0110-87 | Lost Communication with Drive Motor Control Module "A" Missing Message | A CAN communication error between the MG ECU and hybrid vehicle control ECU assembly (CAN communication system malfunction) occurs (1 trip detection logic) |
CAN communication system | Comes on | Master Warning: Comes on |
| U0122-87 | Lost Communication with Vehicle Dynamics Control Module Missing Message | A CAN communication error between the skid control ECU assembly and hybrid vehicle control ECU assembly (CAN communication system malfunction) occurs (1 trip detection logic) |
CAN communication system | Does not come on | Master Warning: Comes on |
| U0129-87 | Lost Communication with Brake System Control Module Missing Message | A CAN communication error (V BUS) between the skid control ECU assembly and hybrid vehicle control ECU assembly (CAN communication system malfunction) occurs (1 trip detection logic) |
CAN communication system | Comes on | Master Warning: Comes on |
| U0140-87 | Lost Communication with Body Control Module Missing Message | A CAN communication error between the main body ECU and hybrid vehicle control ECU assembly (CAN communication system malfunction) occurs (1 trip detection logic) |
CAN communication system | Does not come on | Master Warning: Comes on |
| U0151-87 | Lost Communication with Restraints Control Module Missing Message | A CAN communication error between the airbag ECU assembly and hybrid vehicle control ECU assembly (CAN communication system malfunction) occurs (1 trip detection logic) |
CAN communication system | Does not come on | Master Warning: Comes on |
| U0164-87 | Lost Communication with HVAC Control Module Missing Message | A CAN communication error between the air conditioning amplifier assembly and hybrid vehicle control ECU assembly (CAN communication system malfunction) occurs (1 trip detection logic) |
CAN communication system | Does not come on | Master Warning: Does not come on |
| U0293-87 | Lost Communication with Hybrid/EV Powertrain Control Module Missing Message | A CAN communication error between the skid control ECU assembly and hybrid vehicle control ECU assembly (CAN communication system malfunction) occurs (1 trip detection logic) |
CAN communication system | Does not come on | Master Warning: Does not come on |
| U1107-87 | Lost Communication with Power Management Module Missing Message | A CAN communication error between the certification ECU (smart key ECU assembly) (CAN communication system malfunction) occurs (1 trip detection logic) |
CAN communication system | Does not come on | Master Warning: Comes on |
| U1170-87 | Lost Communication with Brake System Control Module (Secondary CAN Line) Missing Message | A CAN communication error between the skid control ECU assembly and hybrid vehicle control ECU assembly (CAN communication system malfunction) occurs (1 trip detection logic) |
CAN communication system | Comes on | Master Warning: Comes on |
| U1175-87 | Lost Communication with Hybrid/EV Battery Energy Control Module "A" (Powertrain Bus) Missing Message | A CAN communication error between the battery ECU assembly and hybrid vehicle control ECU assembly (CAN communication system malfunction) occurs (1 trip detection logic) |
CAN communication system | Comes on | Master Warning: Comes on |
| U1176-87 | Lost Communication with Gear Shift Control Module "A" (Powertrain Bus) Missing Message | A CAN communication error between the shift control ECU and hybrid vehicle control ECU assembly (CAN communication system malfunction) occurs (1 trip detection logic) |
CAN communication system | Does not come on | Master Warning: Comes on |