U1101-LOST COMMUNICATION WITH PTS DISPLAY





For a complete wiring diagram Refer to Section 8W.


  • When Monitored:

    While the vehicle is in reverse for speeds less than 16km/h.

  • Set Condition:

    Data display line open.


Possible Causes
  
(D777) PARK ASSIST DISPLAY SIGNAL CIRCUIT OPEN
  
(X777) PARK ASSIST DISPLAY SUPPLY CIRCUIT OPEN
  
(Z171) PARK ASSIST DISPLAY GROUND CIRCUIT OPEN
  
PARK ASSIST DISPLAY
  
PARK ASSIST MODULE
  



Diagnostic Test

1.CHECK FOR ACTIVE DTC: U1101-LOST COMMUNICATION WITH PTS DISPLAY








Is DTC: U1101-LOST COMMUNICATION WITH PTS DISPLAY active?

Yes
  • Go To 2


No
  • The condition that caused this code to set is not present at this time. Check for an intermittent condition by inspecting the related wiring harness for chafed, pierced, pinched, and partially broken wires. Also inspect the related connectors for broken, bent, pushed out, spread, corroded, or contaminated terminals.
  • Perform BODY VERIFICATION TEST - VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES - STANDARD PROCEDURE)

2.CHECK THE (D777) PARK ASSIST DISPLAY SIGNAL CIRCUIT FOR AN OPEN








Is the resistance below 5.0 ohms?

Yes
  • Go To 3


No

3.CHECK THE (X777) PARK ASSIST DISPLAY SUPPLY CIRCUIT FOR AN OPEN





Is the resistance below 5.0 ohms?

Yes
  • Go To 4


No

4.CHECK THE (Z171) PARK ASSIST DISPLAY GROUND CIRCUIT FOR AN OPEN





Is the resistance below 5.0 ohms?

Yes
  • Go To 5


No

5.CHECK THE OPERATION OF THE PARK ASSIST DISPLAY






Does the scan tool display U1101-LOST COMMUNICATION WITH PTS DISPLAY?

Yes


No