Bosch
SHX78CC5UC, SHE78D7***
Dishwasher
Bosch SHX78CC5UC, SHE78D7*** — Error Code E23
Bosch SHX78CC5UC, SHE78D7*** error code E23: Drain pump relay failure.
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Methodology: We combine manufacturer references with recurring service patterns, then review for safe, step-by-step repair guidance.
Sources: Manufacturer fault-code sheets, service manuals, and recurring field-repair patterns.
Limits: Guidance is informational and may not match every model-year or revision. Confirm with the official manual and diagnostics before replacing parts. For safety-critical or electrical work, use a qualified technician.
Looking for the full diagnosis and repair guide? View complete Bosch Dishwasher error code E23 guide →
Repair guidance: the symptoms and steps below come from the canonical Bosch Dishwasher E23 guide and apply to SHX78CC5UC, SHE78D7*** unless your manual says otherwise.