RM38T0EC _51 Engine / Hybrid System _144957 HYBRID / BATTERY CONTROL _0604232 HYBRID CONTROL SYSTEM C

HYBRID / BATTERY CONTROL  HYBRID CONTROL SYSTEM  U11BC87  Lost Communication with Hybrid/EV Powertrain Control Module (ch6) Missing Message  


DESCRIPTION

The hybrid vehicle control ECU and the No. 2 skid control ECU (brake actuator assembly) transmit and receive data via CAN communication.

When communication errors occur with the No. 2 skid control ECU (brake actuator assembly), the hybrid vehicle control ECU stores DTC .

DTC No. Detection Item DTC Detection Condition Trouble Area MIL Warning Indicate Note
U11BC87 Lost Communication with Hybrid/EV Powertrain Control Module (ch6) Missing Message No. 2 skid control ECU (brake actuator assembly) cannot receive signals from the hybrid vehicle control ECU
·

No. 2 skid control ECU (brake actuator assembly)

·

Hybrid vehicle control ECU

·

Wire harness or connector


Does not come on Master Warning:
Does not come on
SAE Code:
U11BC

CONFIRMATION DRIVING PATTERN

HINT:

After repair has been completed, clear the DTC and then check that the vehicle has returned to normal by performing the following All Readiness check procedure.

Click hereEngine / Hybrid System>HYBRID / BATTERY CONTROL>HYBRID CONTROL SYSTEM>UTILITY


1.

Clear the DTCs (even if no DTCs are stored, perform the clear DTC procedure).

2.

Turn the ignition switch off and wait for 2 minutes or more.

3.

Turn the ignition switch to ON and wait for 2 minutes or more.

4.

Enter the following menus: Powertrain / Hybrid Control / Utility / All Readiness.

5.

Check the DTC judgment result.

HINT:
·

If the judgment result shows NORMAL, the system is normal.

·

If the judgment result shows ABNORMAL, the system has a malfunction.

·

If the judgment result shows INCOMPLETE or N/A, perform the normal judgment procedure again.