Water entering the passenger cabin, typically affecting the footwells or boot area. Common on MK7 Golf and related platforms. This fault code is stored when the engine control unit detects a specific fault condition. Common causes include sensor failures, wiring faults, and component wear. Always read additional fault codes before replacing parts — multiple codes together provide a clearer diagnosis. Clear the code after repair and test drive to confirm the fault does not return.
⚙️ Possible Causes
Possible: Door seal replaced — water was tracking along the door framePossible: Pollen filter housing seal leaked — not the sunroofPossible: Sunroof drain blocked — water in footwells
Repair / Solution
Based on 0 driver confirmations
Door seal replaced — water was tracking along the door frame0%
0 worked · 0 did not· GBP 35 – 70· ⚪ Unverified
Pollen filter housing seal leaked — not the sunroof0%
0 worked · 0 did not· GBP 12 – 30· ⚪ Unverified🔧 Mechanic verified
Sunroof drain blocked — water in footwells0%
0 worked · 0 did not· ⚪ Unverified
⚠️ Wrong Diagnosis?
No commonly reported misdiagnoses for this fault yet.
If you have replaced a part that did not fix this Volkswagen problem,
submit a wrong diagnosis report
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🧾 Driver Reports
✅ FixedDoor seal replaced — water was tracking along the door frame
Wet front nearside footwell. Poured water along the door seal with the window slightly open and watched it run inside. Door seal had split at the bottom corner. New seal £45 fitted. Simple fix once you find the actual entry point.
Parts replaced: Door rubber seal
💰 GBP 35 – 70
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✅ FixedPollen filter housing seal leaked — not the sunroof
Water in passenger footwell after heavy rain. Assumed sunroof drains but those were clear. Mechanic found the pollen filter housing seal had perished — water was tracking in through the bulkhead. New seal, £15 part, 30 minutes. Completely dry since.
Parts replaced: Pollen filter housing seal
💰 GBP 12 – 30🔧 Mechanic verified
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✅ FixedSunroof drain blocked — water in footwells
Found about 2 inches of water in both front footwells after heavy rain. Traced it to blocked sunroof drainage channels. Cleared the drains with a thin wire — massive amount of debris came out. Drains now clear, no more water ingress. Free fix, just took patience.