Bosch Dishwasher: broken tube

Professional Repair Guide

What is this symptom?

Experiencing a 'broken tube' in your Bosch dishwasher? This typically indicates a cracked or damaged internal hose that causes water leaks during wash cycles. Look for puddles around the appliance and check for error codes. It's essential to diagnose the issue promptly to avoid further damage.

Urgency: High

Important Tips for Bosch Models

  • Bosch official troubleshooting guides focus on leak sources like gaskets and hoses but do not specifically name a "broken tube"; community repair guides interpret this as hose or tub cracks.

Possible Causes

Cracked or damaged internal hose (drain, circulation, or supply hose)

How to Identify: Water pooling under unit or around dishwasher during cycle, visual inspection reveals cracks/holes in hose behind lower access panel. search19

Part: Internal dishwasher hoses (drain hose, recirculation hose)

Cracked tub or internal water bearing component

How to Identify: Visible crack on inner tub surface with water leaking through during cycle, water underneath even without loose hoses. search2

Part: Dishwasher inner tub

Loose or damaged hose clamps causing hose detachment or leakage

How to Identify: Visible water seepage at hose connection points, hoses may feel loose or insecure. search19

Part: Hose clamps on internal hoses

DIY Solutions

Inspect and Replace Damaged Hose

Moderate 30–60 minutes
Tools Needed: screwdriver, replacement hose, hose clamps, flashlight
  1. Turn off power to dishwasher and shut off water supply.
  2. Remove lower access panel/kickplate to locate internal hoses.
  3. Inspect hoses for cracks, holes, or severe wear.
  4. Remove damaged hose and install new replacement, securing with fresh clamps.
  5. Reattach access panel, restore power and water, run a short cycle to check for leaks.
⚠️ Safety First: Always disconnect power and water before accessing internal hoses.

Temporary Inner Tub Crack Repair

Advanced 1–2 hours
Tools Needed: waterproof epoxy or silicone sealant, sandpaper, protective gloves
  1. Disconnect power and water supply.
  2. Locate the crack on the inner tub by visual inspection.
  3. Clean and dry the area around the crack thoroughly.
  4. Apply waterproof epoxy/silicone sealant per manufacturer instructions.
  5. Allow adequate curing time before testing with water.
⚠️ Safety First: Ensure area is completely dry before applying sealant; use waterproof materials rated for dishwasher use.

Professional Repairs

Replace Inner Tub or Major Component

Estimated Cost: $200 - $600+

Professional Hose and Pump System Replacement

Estimated Cost: $150 - $400

When to Call a Professional

You cannot locate or safely access the broken tube or hose.
The crack is in the inner tub rather than a removable hose.
Water damage persists after DIY hose replacement.
Electrical components near the leak are involved.

Preventive Maintenance

  • Inspect hoses and clamps: Hose degradation and leaks
    Frequency: annually
  • Run dishwasher cleaner cycle: Mineral buildup weakening hoses and seals
    Frequency: monthly

Frequently Asked Questions

Why is my Bosch Dishwasher broken tube?
Common causes include cracked internal hoses, damaged tub components, or loose hose clamps causing leaks.
How do I fix Bosch Dishwasher broken tube myself?
Turn off power and water, inspect hoses for damage, and consider replacing them if necessary.
How much does it cost to fix broken tube?
Professional repairs can range from $150 to $600+, depending on the extent of damage.
When should I call a technician for broken tube?
If leaks persist after DIY repairs or if the issue is complex, it's best to consult a professional.

References & Sources

Community Analytical Insights

Analysis based on real user discussions from appliance repair communities

Can I Fix This Myself?

75%
DIY Success Rate Difficulty: Either

Common Issues Reported by Users

  • Cracked or damaged water supply tube due to wear and tear
  • Improper installation or loose connections causing leaks
  • Clogged or blocked tube leading to pressure buildup and rupture

User Suggested Solutions

  1. Inspect the water supply tube for visible cracks or damage. If found, replace the tube with a new one. Ensure all connections are tight and secure.

  2. Check all connections and fittings for tightness. If any are loose, tighten them. If the fittings are damaged, replace them.

  3. Clear any clogs in the tube by flushing it with water or using a pipe cleaner. Ensure that the tube is free of obstructions.

Analysis based on 1 community discussions
View Sources

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

  1. Temp fix for broken tube inside Bosch dishwasher?

Community Discussions

broken tube

Temporary fixes suggested but not confirmed effective.

DIY View on Reddit →

Source: Reddit r/appliancerepair

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