Toyota Corolla Cross: Lost Communication with Hybrid/EV Powertrain Control Module (ch6) Missing Message (U11BC87)
	
						
			DESCRIPTION
 The hybrid vehicle control ECU transmits and receives signals via CAN communication to and from the No. 2 skid control ECU (brake actuator assembly).
   | 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.
 
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		- Clear the DTCs (even if no DTCs are stored, perform the clear DTC procedure).
		
- Turn the ignition switch off and wait for 2 minutes or more.
- Turn the ignition switch to ON and wait for 2 minutes or more.
- Enter the following menus: Powertrain / Hybrid Control / Utility / All Readiness.
		
- 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.
			
 
PROCEDURE
   | 1.  | GO TO CAN COMMUNICATION SYSTEM | 
 
 
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   DESCRIPTION When the vehicle is being driven with the accelerator pedal depressed, depressing the brake pedal without releasing the accelerator pedal will activate the brake override system to restric
   
   
 
	
   DESCRIPTION When the shift lever is in S, different ranges can be chosen using the floor shift sequential gate. WIRING DIAGRAM 
	Refer to the wiring diagram for the shift paddle switch circuit. (w/ S
   
   
 
	
   DESCRIPTION Moving the shift lever to S enables the shift range to be selected. The shift range can be selected by operating the "+" or "-" shift paddle switch. WIRING DIAGRAM 
	 CAUTION / NOTICE / H
   
   
 
   SEE MORE:
	
   RemovalREMOVAL CAUTION / NOTICE / HINT COMPONENTS (REMOVAL) 
    
	Procedure   Part Name Code   
	   
	   
	     
		1   BENCH TYPE REAR SEAT CUSHION ASSEMBLY   
		-    
		    
		-   -     
		2   REAR SEAT CUSHION LOCK HOOK   
		72693   -   
		-   -     
		3   NO. 2 INDOOR ELECTRICAL KEY
   
   
 
	
   INSPECTION PROCEDURE 1. INSPECT INNER REAR VIEW MIRROR ASSEMBLY 
(a) Inspect the operation of the inner rear view mirror assembly. 
 
   
	*a   Black Colored Tape   
	*b   Forward Sensor     
		*c   Bright   
		*d   Dark     
		*e   Auxiliary Battery   
		*f   EC Switch     
		*g   Compone