Removing and installing activated charcoal filter solenoid valve 1N80, vehicles with all engine codes except CFKA, CPMA, CPMB — AUDI
Removing and installing activated charcoal filter solenoid valve 1N80, vehicles with all engine codes except CFKA, CPMA, CPMB on Audi: 13 steps, engines.
Workshop procedure for AUDI — the exact step sequence and torque figures, straight from real workshop data.
🧭 Before you start
Fits: Audi A5 Cabriolet (8F), Audi A5 (8T, 2007–2016), Audi A4 B8 (8K, 2007–2015)
📐 37 workshop diagrams for CABA
Real factory drawings for this job — timing marks, bolt locations and routing. Locked in the free view.
📋 Procedure
- Remove engine cover panel .
- Remove throttle valve module J338.
- Remove bolts (1, 2) and push bracket with electrical connectors to one side.
- Unscrew bolt (2) and nut (1) for support for intake manifold.
- Move electrical wiring harness clear and detach support for intake manifold.
- Unplug following electrical connectors:
- Unplug electrical connector (4).
- Release hose clip (5) and detach vacuum line.
- Unscrew bolt (3) and detach retaining clip.
- Press release tabs on both sides and disconnect vacuum line (1) at intake manifold and at connection point (2).
- Detach activated charcoal filter solenoid valve 1N80 from bracket and guide out vacuum line.
- Install throttle valve module J338.
- Install engine cover panel .
Ask TorqFix about your Audi CABA — it answers with the exact sequence for that engine and the workshop drawing for each step. First question is free after a 20-second sign-up, no card.
Ask about your Audi CABA — free → or sign up free to see the drawingsOther AUDI procedures
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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.