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Amazon API Rate Limit Errors (429 or Throttling)

Step-by-step help for troubleshooting / amazon apis, including where to click, what to change, and how to confirm it worked.

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Amazon API Rate Limit Errors (429 or Throttling)

Troubleshooting / Amazon APIs

How this article is organized
Go hereUse the route chips to see the exact menu path before you click.
Do thisFollow the action callout to make the change without extra guesswork.
ConfirmUse the verification cue to make sure the fix actually worked.

Requests fail intermittently and product updates lag.


Where to Check in PassiveWP

WordPress Admin -> PassiveWP -> Settings -> Amazon

Step-by-Step Fix Walkthrough

Fix Step 1: Reduce queue batch size temporarily.

Go here WordPress AdminPassiveWPSettingsAmazon

Do this In WordPress AdminPassiveWPSettingsAmazon, do this in order: open the relevant panel, find the control related to "Reduce queue batch size temporarily.", apply one change, click Save/Run, then reload once to confirm it stuck.

Confirm No blocking error banner appears, and the next step is available.

Fix Step 2: Spread updates over longer intervals.

Go here WordPress AdminPassiveWPSettingsAmazon

Do this In WordPress AdminPassiveWPSettingsAmazon, do this in order: open the relevant panel, find the control related to "Spread updates over longer intervals.", apply one change, click Save/Run, then reload once to confirm it stuck.

Confirm No blocking error banner appears, and the next step is available.

Fix Step 3: Prioritize top products instead of syncing everything at once.

Go here WordPress AdminPassiveWPSettingsAmazon

Do this In WordPress AdminPassiveWPSettingsAmazon, run Sync for one item first, then run bulk sync only after the first item completes successfully.

Confirm Status should move from queued/running to complete without repeat failures.

Fix Step 4: Retry after cooldown and monitor for stability.

Go here WordPress AdminPassiveWPSettingsAmazon

Do this In WordPress AdminPassiveWPSettingsAmazon, do this in order: open the relevant panel, find the control related to "Retry after cooldown and monitor for stability.", apply one change, click Save/Run, then reload once to confirm it stuck.

Confirm No blocking error banner appears, and the next step is available.

Most Common Causes

  • Too many requests in a short period.
  • Large sync batches causing request bursts.
  • High concurrency during peak traffic windows.

How to Prevent It Next Time

  • Use staged sync schedules.
  • Keep import scope focused on high-value products.
  • Run bulk operations outside traffic peaks when possible.

When to Contact Support

  • You completed every fix step and still get the same error.
  • The issue impacts revenue-critical pages or high-volume campaigns.
  • You can share timestamps, affected link/product IDs, and screenshots of the exact error state.

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