If you are experiencing difficulties setting up and completing synchronization of data with Microsoft Outlook:

Synchronization Error 85010017
In some cases, ActiveSync will fail to synchronize data with Microsoft Outlook with Synchronization Error code 85010017. This could be due to the presence of large volume of items on first sync or specific large items such as a calendar item with many meeting attendees.
If you are experiencing this on Windows 2000 or Windows XP SP1, you can try archiving your inbox to reduce the number of items in the mailbox for synchronization.

Synchronization Error 85010014
ActiveSync reports a Synchronization Error code 85010014 because of one of the following reasons:
Synchronization Fails because Application Data Folder is Redirected
Synchronization Fails because Outlook is in Offline Mode
Synchronization Fails because of Outlook script blocking
Synchronization Fails because ActiveSync is incorrectly registered with Outlook

Application Data Folder Redirected:
If your Application Data folder under Documents & Settings folder is redirected to an external source, you will experience synchronization failures.

Outlook is in Offline Mode:
If you are attempting to set up synchronization or are synchronizing when Microsoft Outlook is in Offline mode or when you do not have connectivity to the Microsoft Exchange Server with Outlook, you may experience synchronization failures.

It is still recommended that you have Microsoft Outlook in the Online mode when synchronizing with your device.

Outlook Scripting Blocked:
Certain Desktop PC security applications may disable Outlook scripting which is required for ActiveSync too set up communications with Outlook to synchronize data.

Please ensure that script blocking for Outlook is not enabled to work around this issue. Please consult your PC security application documentation on how to disable script blocking for Microsoft Outlook.

Incorrect Outlook Registration:
Device Synchronization App Crashes or sync fails
We have found that certain data items, when synchronized with the device could cause bad properties to be set on the Windows Mobile device.
Outlook may need repaired...In Outlook (Help > Detect and Repair )

Synchronization Error 86000209Displays " Critical error has occured, information may be lost the next time your device syncs.

This error could be potentially caused by trying to synch too much information. It is recommended that you clean up your email, or limit the amount of information that you are attempting to synchronize.



Source: https://motorola.custhelp.com/cgi-bi...i=&p_topview=1


See More: Moto Q Synchronization Error 85010017, 85010014, 8600209