Porsche Cayman User Handbook Manual page 33

Input data
Engine speed (from crankshaft)
Inlet camshaft phase angle
Engine load
Throttle-valve angle
Lambda sensor signals
Knock sensor signals
Temperatures
– Coolant
– Intake air
– Air in engine compartment
– Engine oil
– Ambient air
Pressures
– Engine oil
– Fuel
– Ambient air
Vehicle speed
Air-conditioning settings
Accelerator pedal
CAN interface with driving dynamics control, transmission control, immobiliser, instrument cluster, climate control,
SPORT button, SPORT PLUS button, sports exhaust system button, diagnostics, etc.
Cayman
Regulation/control of
Ignition
Manifold injection (Cayman)/
direct fuel injection (Cayman S)
Idling via throttle valve
and ignition
Heating of Lambda sensors
Fuel pump (Cayman)/
fuel pumps controlled on demand
(Cayman S)
Fuel-tank venting
Camshaft position
Valve lift switchover
(VarioCam Plus)
Secondary-air injection (Cayman)
Engine fan
Starter
Continuously variable oil pump
Fuel pressure (Cayman S)
Throttle valve
| Drive
41