Bosch Dishwasher: LED indicator flashing

Professional Repair Guide

What is this symptom?

Is your Bosch dishwasher's LED indicator flashing? This issue often indicates that the dishwasher is not starting or completing its cycle. Common causes include a door latch that isn't fully engaged, water supply problems, or drainage blockages. Troubleshooting these issues can often resolve the problem quickly.

Urgency: Medium

Important Tips for Bosch Models

  • Bosch dishwashers feature an InfoLight (often red) that normally stays steady during operation; blinking indicates association with error conditions.

Possible Causes

Door latch not fully engaged

How to Identify: Dishwasher will not start; door might not click shut; blinking stops after checking door closure.

Part: Door latch / door switch

Water supply issues (inlet valve or hose)

How to Identify: Water supply light may also flash; dishwasher may not fill with water; check for kinked hose or closed valve.

Part: Water inlet valve, inlet hose or filter

Drainage blockage or pump issue

How to Identify: Water remains in tub; dishwasher unable to drain; filter clogged.

Part: Drain hose, drain filter or pump

DIY Solutions

Check and fully latch the door

Easy 2–5 minutes
  1. Open the dishwasher door and ensure nothing blocks it.
  2. Close the door firmly until it clicks into place.

Inspect water supply and inlet hose

Moderate 10–15 minutes
Tools Needed: wrench, flashlight
  1. Turn off water supply.
  2. Check that the inlet hose isn’t kinked and the valve is fully open.
  3. Clean the inlet filter if accessible.
  4. Restore water supply and test dishwasher.
⚠️ Safety First: Shut off water supply before disconnecting hoses.

Clean drain filter and check drain hose

Moderate 10–15 minutes
Tools Needed: gloves, bucket
  1. Remove bottom rack to access drain filter.
  2. Remove and rinse the filter to clear debris.
  3. Check the drain hose for bends or blockages.
  4. Reassemble and run a test cycle.

Reset the dishwasher

Easy 5 minutes
  1. Turn off the dishwasher using the power button.
  2. Wait 1–3 minutes then turn it back on.
  3. Alternatively, hold the Start button for ~3 seconds or turn off breaker for a full reset.

Professional Repairs

Replace door latch or sensor

Estimated Cost: $50–$150

Control board replacement

Estimated Cost: $150–$400

Inlet valve replacement

Estimated Cost: $50–$120

When to Call a Professional

Blinking continues after basic troubleshooting and reset
Dishwasher won’t start or complete cycles and unusual noises are present
Visible damage to internal components like latch or control board

Preventive Maintenance

  • Clean dishwasher filters: Drainage blockages that can cause blinking indicators
    Frequency: monthly
  • Check door latch area: Faulty latch signals leading to error indications
    Frequency: monthly

Frequently Asked Questions

Why is my Bosch Dishwasher LED indicator flashing?
The LED indicator may flash due to a door latch not being fully engaged, water supply issues, or a drainage blockage.
How do I fix Bosch Dishwasher LED indicator flashing myself?
Check the door latch, inspect water supply and inlet hose, clean the drain filter, or reset the dishwasher.
How much does it cost to fix LED indicator flashing?
Professional repairs can cost between $50–$400 depending on whether you need to replace the door latch, control board, or inlet valve.
When should I call a technician for LED indicator flashing?
If DIY solutions do not resolve the issue or if the problem involves complex repairs, it's best to call a technician.

Community Analytical Insights

Analysis based on real user discussions from appliance repair communities

Can I Fix This Myself?

70%
DIY Success Rate Difficulty: Either

Common Issues Reported by Users

  • Clogged filter or spray arm
  • Faulty door latch or sensor
  • Malfunctioning pump or motor

User Suggested Solutions

  1. Check and clean the filter and spray arms. Remove the bottom rack, take out the filter, and rinse it under warm water. Ensure spray arms are not blocked by food debris.

  2. Inspect the door latch and sensor. Ensure the door closes properly and the latch engages. If faulty, replace the door latch assembly.

  3. Test the pump and motor for functionality. If the dishwasher does not drain properly, the pump may need to be replaced. Consult the manual for disassembly instructions.

Analysis based on 1 community discussions
View Sources

Data compiled from real discussions on r/appliancerepair and r/Appliances:

  1. Bosch Dishwasher - Missing Model Number

Community Discussions

Little brush LED is flashing

Cleaning did not resolve the issue; possible deeper clog or pump issue.

DIY View on Reddit →

Source: Reddit r/appliancerepair

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