Monitor Description
The ECM exchanges CAN communication signals with the hybrid vehicle control ECU, No. 2 skid control ECU (brake actuator assembly), battery voltage sensor, No. 1 skid control ECU (brake booster with master cylinder assembly) and trailer brake control ECU via CAN communication (powertrain local bus).
The following ECUs are connected to the powertrain local bus.
- ECM
- Hybrid vehicle control ECU
- No. 2 skid control ECU (brake actuator assembly)
- Battery voltage sensor
- No. 1 skid control ECU (brake booster with master cylinder assembly)
- Trailer brake control ECU
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area | MIL | DTC Output from | Priority | Note |
|---|---|---|---|---|---|---|---|
| U0137-87 | Lost Communication With Trailer Brake Control Module Missing Message | There is no communication between the ECM and trailer brake control ECU (powertrain local bus) (1 trip detection logic). |
|
- | Engine | A |
|