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DTC U1110: Lost Communication with Clearance Sonar Module [02/2014 - 11/2016]: Description

DTC No. Detection Item DTC Detection Condition Trouble Area Note
U1110 Lost Communication with Clearance Sonar Module No communication from the clearance warning ECU assembly continues.
  • Clearance warning ECU assembly branch line or connector
  • Power source circuit of clearance warning ECU assembly
  • Clearance warning ECU assembly ground circuit
  • Clearance warning ECU assembly
HINT: 
The power management control ECU stores DTCs when it detects a communication stop or network communication error for ECUs connected to sub bus 11.

HINT: 

This diagnosis procedure is for when DTC U1110 is output by the power management control ECU (Techstream display: PM1 Gateway).