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Bosch·Washermedium severity
Bosch Error Code E13
Water supply error
Common Causes
- 1Water supply turned off
- 2Inlet hose kinked
- 3Inlet valve screen clogged
Step-by-Step Troubleshooting
- 1
Verify both hot and cold supply valves are fully open
- 2
Straighten any kinks in supply hoses
- 3
Disconnect supply hoses and clean inlet screen filters with a toothbrush
- 4
Check water pressure — Bosch requires minimum 15 PSI, optimal 20-120 PSI
Pro Diagnostic Tip
VarioSpeed models fill faster and are more sensitive to low water pressure. If E13 appears only on quick-wash programs, water pressure is borderline — test at the hose bib nearest the washer.
You Might Also Notice
- •No water entering tub
- •Partial fill then error
- •Long fill times before fault
Parts, Cost & Difficulty
Repair Difficulty
Easy — DIY FriendlyEstimated Repair Cost
$0–$150
Parts + labor. Free diagnosis with repair.
Parts That May Need Replacement
12-009-117-005 (AquaStop supply hose)BSH0000353 (inlet valve filter screens, pack of 4)
Do You Have the Right Tools?
Bearing puller set ($120), drum spider wrench ($85), multimeter ($85), and diagnostic software. Our technician arrives with $15K+ in professional tools — your diagnostic is free.
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What This Repair Involves
Here's what a professional technician does to resolve this issue:
Diagnose the root cause, test affected components with calibrated meters, replace faulty parts with OEM replacements, and verify proper operation through a full test cycle.
This repair requires bearing pullers, drum spider wrenches, and diagnostic software for control board calibration. Most homeowners find it safer and more cost-effective to have a licensed technician handle it.
Safety First — Know the Risks
High-voltage components and pressurized water lines create flood and shock risk. A single loose fitting can cause thousands in water damage. Our techs are licensed and insured — let them handle the risk.
Licensed & Insured · 90-Day Warranty · Same-Day Service
Ready to Get This Fixed?
Don't let error code E13 disrupt your day. A professional diagnosis takes about 30 minutes — and it's free when you proceed with the repair.
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Frequently Asked Questions
What does Bosch error code E13 mean?
Bosch error code E13 indicates: Water supply error. This is a medium-severity issue affecting your washer.
How do I fix Bosch error code E13?
Verify both hot and cold supply valves are fully open Then, Straighten any kinks in supply hoses Then, Disconnect supply hoses and clean inlet screen filters with a toothbrush There are 1 more steps — see the full troubleshooting guide above. If these steps don't resolve the error, contact a professional.
How do I know if my washer has error E13?
Besides the error code on the display, common signs include: No water entering tub; Partial fill then error; Long fill times before fault. If you notice any of these symptoms, check your washer's display panel for error code E13.
How much does it cost to fix Bosch E13?
Repair costs for Bosch E13 typically range from $0 to $150 depending on the specific cause and parts needed. EasyBear offers free diagnosis when you proceed with the repair. Call (415) 795-7300 for a same-day appointment.