28 - Ignition System
- WM 280419 Removing And Installing Ignition Switch (Except Cayenne Turbo, Cayenne Turbo S, Cayenne Diesel, Cayenne TRANSSYBERIA Man, Cayenne GTS Tip "PORSCHE Design, Edition 3")
- WM 282020 Removing And Installing DFI Bar Ignition Modules (Except Cayenne Diesel)
- WM 283919 Removing And Installing Hall Senders (Camshafts) On DFI Engines (Except Cayenne Diesel)
- WM 287020 Removing And Installing Spark Plugs On DFI Engines (Except Cayenne Diesel)
- WM 287220 Removing And Installing Knock Sensors On DFI Engines (Except Cayenne Diesel, Cayenne GTS Tip "PORSCHE Design Edition 3")
- WM 287319 Removing And Installing Crankshaft Pulse Sender On DFI Engines (Except Cayenne Diesel, Cayenne S TRANSSYBERIA Man, Cayenne GTS Tip "PORSCHE Design Edition 3")