Error code · Bosch
E:79 · Intelligent dosing system pump blocked
The pump for the intelligent dosing system is blocked. Clean the detergent drawer and if the fault persists, call customer service.
Washing machineCaution — Know When to StopFixLens verified
Safe first steps
- Remove the detergent drawer from the washing machine.
- Clean the detergent drawer under warm running water to remove any blockages.
- Inspect the pump area for any visible obstructions or debris.
- Reinsert the detergent drawer and run a short wash cycle to check if the error persists.
- If the error code E:79 still appears, check for any damage to the pump and arrange a service visit if necessary.
When to stop
- Stop if you notice any unusual noises or leaks during operation — risk of flooding or mechanical injury.
Likely cause
The pump for the intelligent dosing system is blocked. Clean the detergent drawer and if the fault persists, call customer service.
Verification
Reviewed by: automated manual extraction
Verified against Bosch technical documentation
FixLens publishes its own structured technical logic verified against Bosch documentation · last verified April 21, 2026.
Official manufacturer support