Common Problems
Most Reported Issues:
- Dishwasher not starting or power issues
- Poor cleaning performance
- Water not draining properly
- Unusual noises during operation
- Error codes and flashing lights
- Water leakage problems
- Detergent dispenser issues
Problem Frequency Analysis
- Drainage Issues: Most common problem reported by SHE3AR72UC owners - occurs in approximately 35% of cases
- Cleaning Performance: Second most common issue - reported by 28% of users
- Error Codes E15/E24: Frequent electronic issues - affects 20% of units
- Water Leakage: Seal and hose problems - reported by 15% of owners
- Noise Problems: Pump and motor issues - affects 12% of dishwashers
Error Codes
| E09 | Water intake fault - Check water supply and inlet valve |
| E15 | Water drainage error - Check drain hose and pump |
| E24 | Water leakage detected - Check for leaks and hoses |
| E02 | Heating system error - Check heating element |
| E03 | Temperature sensor fault - Contact service |
| E05 | NTC fault - Temperature sensor issues |
| E10 | Communication error - Control board issues |
| E21 | Water level sensor error - Check float switch |
| E22 | Overflow protection activated |
Indicator Light Patterns
- Red Light Flashing: Major error - dishwasher stopped
- Yellow Light Flashing: Warning - check for issues
- All Lights Flashing: Control board failure
- Single Light Flashing: Minor error - may continue operation
For error code resolution, contact Bosch Customer Service at 1-800-944-2904 or visit Bosch-home.com
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Dishwasher won't start | Power issue, door not latched, child lock activated | Check power supply, ensure door clicks shut, deactivate child lock |
| Poor cleaning results | Clogged spray arms, wrong detergent, overloaded | Clean spray arms, use recommended detergent, load properly |
| Water not draining | Drain hose clogged, filter blocked, pump issue | Check drain hose, clean filter, inspect pump |
| Leaking water | Door seal damaged, hose connections loose, overfilling | Inspect door seal, check connections, verify water inlet |
| Unusual noises | Foreign objects, worn pump, spray arm hitting dishes | Remove objects, check pump, rearrange load |
| Detergent not dispensing | Dispenser mechanism stuck, wet detergent, door issue | Clean dispenser, use dry detergent, check door closure |
| Dishes not drying | Rinse aid empty, heating element failed, load too cool | Refill rinse aid, check heater, use hotter water |
Quick Fix Solutions
Reset Procedure
Turn off power for 5 minutes, then restart. This clears temporary errors and resets the control board.
Filter Cleaning
Remove and clean the filter assembly monthly to prevent drainage issues and improve cleaning performance.
Spray Arm Maintenance
Check spray arms for debris and ensure rotation is free. Clean holes with a toothpick if clogged.
Door Seal Inspection
Regularly inspect the door gasket for food particles, damage, or wear that could cause leaks.
Maintenance Tips
Weekly Maintenance
Wipe door edges and control panel, check for visible debris in the tub, and ensure detergent dispenser is clean.
Monthly Maintenance
Clean filter assembly thoroughly, inspect spray arms, check drain hose for kinks, and run a cleaning cycle with dishwasher cleaner.
Quarterly Maintenance
Inspect door seals for wear, check water connections for leaks, verify proper drainage, and clean the exterior.
Annual Maintenance
Professional inspection recommended. Check heating element, pump assembly, and internal components for wear.
Preventive Care Schedule
Daily
Scrape food debris from dishes, ensure proper loading, use correct detergent amount
Weekly
Visual inspection, exterior cleaning, check for error codes
Monthly
Filter cleaning, spray arm inspection, run cleaning cycle
Every 6 Months
Check door seals, inspect hoses, verify water temperature
Manual Downloads
SHE3AR72UC Related Models
SHE3AR72UC
300 Series Dishwasher
SHE3AR75UC
300 Series with CrystalDry
SHE3AR55UC
300 Series Stainless Steel
SHE3AR25UC
300 Series White
Popular Bosch Dishwashers
SHP65T55UC
500 Series Dishwasher
SHP87CM5UC
800 Series Dishwasher
SHEM63W55N
100 Series Dishwasher
SHEM78WH5N
500 Series with AutoAir