DTC U0100-87: Lost Communication with ECM/PCM "A" Missing Message; DTC U0101-87: Lost Communication with TCM 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 U111A-87: Lost Communication with ECM/PCM "A" (ch2) Missing Message; DTC U1170-87: Lost Communication with Brake System Control Module (Secondary CAN Line) Missing Message [02/2024 - ]: Description
The hybrid vehicle control ECU transmits and receives signals via CAN communication to and from the ECM, TCM, skid control ECU, main body ECU, airbag ECU assembly, and air conditioning amplifier assembly.
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area | MIL | Warning Indicate | DTC Output from | Priority |
|---|---|---|---|---|---|---|---|
| U0100-87 | Lost Communication with ECM/PCM "A" Missing Message | A CAN communication error between the ECM and hybrid vehicle control ECU (CAN communication system malfunction) occurs (1 trip detection logic) |
CAN communication system | Comes on | Master Warning: Comes on |
Hybrid Control | B |
| U0101-87 | Lost Communication with TCM Missing Message | A CAN communication error between the TCM and hybrid vehicle control ECU (CAN communication system malfunction) occurs (1 trip detection logic) |
CAN communication system | Comes on | Master Warning: Does not come on |
Hybrid Control | B |
| U0129-87 | Lost Communication with Brake System Control Module Missing Message | A CAN communication error (V BUS) between the skid control ECU and hybrid vehicle control ECU (CAN communication system malfunction) occurs (1 trip detection logic) |
CAN communication system | Comes on | Master Warning: Comes on |
Hybrid Control | B |
| U0140-87 | Lost Communication with Body Control Module Missing Message | A CAN communication error between the main body ECU and hybrid vehicle control ECU (CAN communication system malfunction) occurs (1 trip detection logic) |
CAN communication system | Does not come on | Master Warning: Comes on |
Hybrid Control | B |
| U0151-87 | Lost Communication with Restraints Control Module Missing Message | A CAN communication error between the airbag ECU assembly and hybrid vehicle control ECU (CAN communication system malfunction) occurs (1 trip detection logic) |
CAN communication system | Does not come on | Master Warning: Comes on |
Hybrid Control | B |
| 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 (CAN communication system malfunction) occurs (1 trip detection logic) |
CAN communication system | Does not come on | Master Warning: Does not come on |
Hybrid Control | B |
| U111A-87 | Lost Communication with ECM/PCM "A" (ch2) Missing Message | A CAN communication error between the ECM and hybrid vehicle control ECU (CAN communication system malfunction) occurs (1 trip detection logic) |
CAN communication system | Comes on | Master Warning: Comes on |
Hybrid Control | B |
| U1170-87 | Lost Communication with Brake System Control Module (Secondary CAN Line) Missing Message | A CAN communication error between the skid control ECU and hybrid vehicle control ECU (CAN communication system malfunction) occurs (1 trip detection logic) |
CAN communication system | Comes on | Master Warning: Comes on |
Hybrid Control | B |