Removing and installing washer fluid reservoir - Audi A4, Audi S4 — AUDI
Removing and installing washer fluid reservoir - Audi A4, Audi S4 on Audi: 15 steps. What to remove, in what order, and what to check after.
Workshop procedure for AUDI — the exact step sequence and torque figures, straight from real workshop data.
🧭 Before you start
Fits: Audi A4 B6/B7 (8E)
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- If it is not possible to swivel bottom section of reservoir, unscrew bolt (4) and detach cross member (1).
- When installing, make sure that the water hose audibly engages in the connection on the washer fluid pump.
📋 Procedure
- Detach cover (left-side) (1) in engine compartment.
- If fitted, detach overflow hose (2) from reservoir section (3).
- Unscrew nut (1) and bolt (4).
- Pull top section of reservoir upwards out of bottom section.
- Remove front wheel (left-side).
- Remove front wheel housing liner (left-side) 66.
- Unscrew bottom section of reservoir (2)(arrows).
- Swivel bottom section of reservoir slightly to rear. [Note: If it is not possible to swivel bottom section of reservoir, unscrew bolt (4) and detach cross member (1).]
- If fitted, detach overflow hose (3) from reservoir section.
- Unplug electrical connectors (2 ... 4).
- Press release tab and pull off hose connector (1).
- Pull off washer fluid pipe (5).
- Take out washer fluid reservoir downwards. [Note: Clean thread of bolts from remnants of locking fluid using wire brush. Then apply locking fluid and fit bolts. Locking fluid Parts catalogue.Clean tapped holes from remnants of self-locking bolts or locking fluid (e.g. using a thread tap). Otherwise the bolts can shear off if they have to be removed again later.]
- When installing, make sure that the water hose audibly engages in the connection on the washer fluid pump.
- Tighten bolts in the sequence (1 ... 3).
Other AUDI procedures
- Removing and installing toothed belt – Audi · 56 torque figures
- Removing engine – Audi A8 D3 · 41 torque figures
- Removing camshaft timing chain from camshafts – Audi A6/A7 C7 · 38 torque figures
- Installing engine – Audi A8 D4 · 36 torque figures
- Removing and installing camshaft timing chain · 29 torque figures
Who makes these pages, and how
TorqFix was built by a mechanic — after a 2,700 km drive with five roadside repairs that no diagnostic tool could explain.
The figures on this page come from manufacturer workshop documentation and are shown as they are. The page is assembled automatically from that data — it is not written by an AI. The AI works in the chat, where it answers for your specific car. It writes nothing here.
Variants of the same model differ. Cross-check torque against the factory manual for your engine before final tightening.
Seen a figure that does not match your manual? Write to us — we correct it and note when. support@torqfix.com
The story behind TorqFix →Workshop data on this page last updated 20 Sep 2026.