How to Diagnose an Amazon Ads Campaign That Stopped Converting

What You'll Need

• Amazon Negative Keyword Tool by Todoza – Analyze search terms and spot wasteful keywords.
• Amz Ad Waste Detector - Amazon Ads Analytics Module – Track campaign performance, ROAS, and detailed diagnostics.
• Amazon Ads Dashboard by Todoza – Review consolidated account metrics and trends for deeper insights.
• Amazon Ads Search Terms reports or campaign analytics exports.
• Access to your Amazon Ads account dashboard.

Key Data Sources for Campaign Diagnosis

Accessing consolidated performance dashboards and downloading up-to-date Search Terms reports are vital first steps. Using analytics modules lets you trace when conversion metrics slipped and explore granular data—across products, ad groups, or marketplaces.

Step 1: Analyze Recent Campaign Trends and Performance

Analyze your campaign performance trends from multiple angles, including spend, clicks, orders, and ROAS. Use historic data to determine exactly when conversions started to decline and whether the issue impacts all products or specific campaigns. Compare the last period to the previous one, focusing on KPIs such as ACoS, CTR, average CPC, and wasted spend. The Amazon Ads Dashboard by Todoza is helpful here, providing consolidated reports across accounts and marketplaces to help visualize performance drop-offs and spot emerging issues.

Step 2: Review Search Terms and Negative Keyword Candidates

Look for underperforming or irrelevant search terms that have started draining your budget without resulting in sales. Download your Amazon Search Terms reports to isolate search terms with high spend and low (or zero) conversions. For best accuracy, the Amazon Negative Keyword Tool by Todoza streamlines this process by classifying terms into negative candidates, bid reduction options, or ones needing manual review. This lets you quickly identify and plan for the removal or adjustment of problematic keywords.

Step 3: Pinpoint Wasted Spend and Underperforming Campaign Segments

Use analytics tools to focus on metrics like ROAS, wasted spend, and conversion rate. With modules such as the Amz Ad Waste Detector - Amazon Ads Analytics Module, you can detect search terms with a ROAS below your account target and group underperformance by campaign and ad group. Review these diagnostics to understand which ad sets or keywords are no longer profitable and whether bid, budget, or placement adjustments are needed. Log issues and status to keep an audit trail for future improvements.

Step 4: Revisit Negative Keyword and Bid Strategies

Revisit your negative keyword and bid management strategy in response to the patterns you found. Sometimes, old terms that used to convert become irrelevant due to seasonality, competition shifts, or changes in product catalog. Update or expand your negative keyword lists based on current data analysis, and consider reducing bids on groups with declining ROAS. Thorough reviews prevent further loss and set your campaigns up for recovery.

Tips and Troubleshooting for Diagnosing Amazon Ads Conversion Drops

Consistently check for new bid or keyword opportunities missed in previous analyses. Watch out for reporting lags, attribution windows, or new ad placements impacting historic trends. Collaborate with team members for an extra set of eyes, and document any hypothesis or major changes so patterns can be clearly tracked over time.

Diagnostic Tips for Lasting Improvement

Set calendar reminders for monthly campaign reviews and cleanup. Compare current reports with past periods to catch recurring issues. Regular team discussions help maintain objectivity and ensure all problems are thoroughly investigated.