DTC U0100-87: Lost Communication With ECM/PCM "A" Missing Message; DTC U0129-87: Lost Communication with Brake System Control Module "A" Missing Message; DTC U0140-87: Lost Communication with Body Control Module Missing Message; DTC U0155-87: Lost Communication with Instrument Panel Cluster (IPC) Control Module Missing Message; DTC U0230-87: Lost Communication with Rear Gate Module Missing Message; DTC U0293-87: Lost Communication with Hybrid/EV Powertrain Control Module Missing Message; DTC U1117-87: Lost Communication with Accessory Gateway Missing Message [07/2020 - 12/2021]: Description
These DTCs are stored when there is a CAN communication malfunction between the certification ECU (smart key ECU assembly and ECM, No. 2 skid control ECU (brake actuator assembly), main body ECU (multiplex network body ECU), combination meter assembly, multiplex network door ECU, hybrid vehicle control ECU or option connector (bus buffer ECU).
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area | Note |
|---|---|---|---|---|
| U0100-87 | Lost Communication With ECM/PCM "A" Missing Message | CAN communication malfunction between certification ECU (smart key ECU assembly) and ECM (1-trip detection logic*) | ECM | DTC Output Confirmation Operation:
|
| U0129-87 | Lost Communication with Brake System Control Module "A" Missing Message | CAN communication malfunction between certification ECU (smart key ECU assembly) and No. 2 skid control ECU (brake actuator assembly) (1-trip detection logic*) | No. 2 skid control ECU (brake actuator assembly) | DTC Output Confirmation Operation:
|
| U0140-87 | Lost Communication with Body Control Module Missing Message | CAN communication malfunction between certification ECU (smart key ECU assembly) and main body ECU (multiplex network body ECU) (1-trip detection logic*) | Main body ECU (multiplex network body ECU) | DTC Output Confirmation Operation:
|
| U0155-87 | Lost Communication with Instrument Panel Cluster (IPC) Control Module Missing Message | CAN communication malfunction between certification ECU (smart key ECU assembly) and combination meter assembly (1-trip detection logic*) | Combination meter assembly | DTC Output Confirmation Operation:
|
| U0230-87 | Lost Communication with Rear Gate Module Missing Message | CAN communication malfunction between certification ECU (smart key ECU assembly) and multiplex network door ECU (1-trip detection logic*) | Multiplex network door ECU | DTC Output Confirmation Operation:
|
| U0293-87 | Lost Communication with Hybrid/EV Powertrain Control Module Missing Message | CAN communication malfunction between certification ECU (smart key ECU assembly) and hybrid vehicle control ECU (1-trip detection logic*) | Hybrid vehicle control ECU | DTC Output Confirmation Operation:
|
| U1117-87 | Lost Communication with Accessory Gateway Missing Message | CAN communication malfunction between the certification ECU (smart key ECU assembly) and the option connector (bus buffer ECU) for approximately 10 seconds or more. | Option connector (bus buffer ECU) | DTC Output Confirmation Operation:
|
- *: Only detected while a malfunction is present.
VEHICLE CONDITION AND FAIL-SAFE FUNCTION WHEN MALFUNCTION DETECTED
| DTC Code | Vehicle Condition when Malfunction Detected | Fail-safe Function when Malfunction Detected |
|---|---|---|
| U0100-87 | There is no effect on vehicle behavior. | - |
| U0129-87 | The steering lock function does not operate. | - |
| U0140-87 |
|
- |
| U0155-87 | The warning (meter buzzer) does not sound and no warning messages displayed on the multi-information display. | - |
| U0230-87 | Power back door system does not operate. | - |
| U0293-87 | There is no effect on vehicle behavior. | - |
| U1117-87 | The hybrid control system cannot be started using the wireless remote control function. | - |
RELATED DATA LIST AND ACTIVE TEST ITEMS
| DTC No. | Data List and Active Test |
|---|---|
| U0100-87 U0129-87 U0140-87 U0155-87 U0230-87 U0293-87 U1117-87 |
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