brush-head Troubleshooting

Brush head worn on the Oral-B Pro 3 3500

Source: YouTube — repair & troubleshooting videos Confidence: 60% Verified Aug 9, 2026

The brush head is worn and needs replacing.

How to fix Brush head worn

Replace the brush head

Replace the brush head with a genuine one.

Source: YouTube — repair & troubleshooting videos Confidence: 60% Verified Aug 9, 2026
Difficulty: ★ Est. 2 min

Parts needed: Oral-B Pro 3 3500 Soft Brush Head, Oral-B Pro33500 Brush Head

Reset the indicator

Reset the brush head replacement indicator.

Source: YouTube — repair & troubleshooting videos Confidence: 60% Verified Aug 9, 2026
Difficulty: ★ Est. 1 min

Replacement parts for the Oral-B Pro 3 3500

← All Oral-B Pro 3 3500 error codes

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