Pinpoint Test C: Moving Glass System 'One-SHOT' Function Inoperative

C1: CHECK FOR RELATED DIAGNOSTIC TROUBLE CODES
1. Using the Jaguar Land Rover approved diagnostic equipment, perform routine - On demand self test (0x0202) and check for related DTC s. For a list of Diagnostic Trouble Codes (DTC s) that could be set on this vehicle, please refer to DIAGNOSTIC TROUBLE CODE INDEX - DTC: DRIVER/PASSENGER/REAR DOOR MODULE (DDM/PDM/RDM)
  Are there any relevant DTC s set?
  
  Yes: If a relevant DTC is set, address the specific issue(s) described. When repairs have been completed, retest window operation, if the issue is resolved, record cause as in-line with set Diagnostic Trouble Code . If the concern persists, GO to C2.
  
  No: GO to C2.
C2: CHECK IF DOOR MODULE SOFTWARE UPDATES AVAILABLE AND COMPLETE DOOR MODULE INITIALIZATION PROCEDURE
1. Using the Jaguar Land Rover approved diagnostic equipment, check if software updates for the driver/passenger/rear door module are available.
  Are door module software updates required?
  
  Yes: Install the latest relevant level of software to the driver/passenger/rear door module. When latest software installed complete the door module initialization procedure. Refer to: DOOR WINDOW MOTOR INITIALIZATION When completed, check window operation from window switch. If the issue is resolved, record cause as DCU lost initialization . If the concern persists, GO to C3.
  
  No: Using the Jaguar Land Rover approved diagnostic equipment, complete the door module initialization procedure. Refer to: DOOR WINDOW MOTOR INITIALIZATION When completed, check window operation from window switch. If the issue is resolved, record cause as DCU software issue . If the concern persists, GO to C3.
C3: CHECK FUNCTIONALITY WHEN OPERATED FROM WINDOW SWITCH IN AFFECTED DOOR AND FROM WINDOW SWITCH IN DRIVER DOOR
1. Check window operation from both the window switch in the door exhibiting the issue and the corresponding window switch in driver door.
  Does the window operate from either switch?
  
  Yes: If the issue is with the REAR DOOR, confirm child lock switch in driver door is not activated. If active, deactivate and retest window operation. If the child lock is not activated, investigate the issue at the non-functioning switch. Check connections to the affected switchpack for loose connectors, backed out pin(s) and rectify as required, then retest window operation. If the issue is resolved, record cause as window switchpack connection loose . If any switchpack components are found to be faulty, replace the affected switchpack and retest window operation. If the issue is resolved, record cause as window switchpack component fault . If the switchpack does not have power supply, GO to C4. If the issue is not/not only with the rear doors, check connections to the affected switchpack for loose connectors, backed out pin(s) and rectify as required, then retest window operation. If the issue is resolved, record cause as window switchpack connection loose . If any switchpack components are found to be faulty, replace the affected switchpack and retest window operation. If the issue is resolved, record cause as window switchpack component fault .
  
  No: GO to C4.
C4: IF ACTIONS DESCRIBED IN PREVIOUS STEPS HAVE BEEN COMPLETED AND CONCERN PERSISTS
1. Make sure that all the diagnostic steps described above have been fully completed.
  Is the issue or concern still present?
  
  Yes: Where all diagnostic options described above have been exhausted, yet the concern remains, authorized retailers/repairers must contact Jaguar Land Rover retailer support for advice. The person contacting Jaguar Land Rover must be in possession of all documentation relating to the concern and be able to provide full details of the primary and secondary diagnosis completed. Where practicable, the vehicle should also be accessible when contacting Jaguar Land Rover to allow for additional information to be obtained if required.
  
  No: No further action required.