Audi
A3 Mk1 (8L)
1996 – 2003 · PQ34 (shared with VW Golf Mk4, Bora/Jetta Mk4, TT 8N, Leon 1M, Octavia Mk1)
- Immobilizer
- Immo1 — separate immobox (earliest models) Immo2 — separate immobox / cluster-integrated (most production) Immo3 — cluster-based (late facelift, some markets)
- Transponder
- ID13 (Immo2, Philips fixed code) ID48 Megamos Crypto (Immo3)