9-5 Linear (9600) L4-2.3L Turbo (2.3t) (2004)
Engine Control Module: Description and Operation
Stabilizer System, ESP
Engine Torque (Engine Control Module)
Engine Torque
Diagram
The engine control module (ECM) converts the air mass/combustion into information on engine torque. This information is transmitted on the P-bus.
The ESP control module uses the engine torque information to calculate the current drive wheel torque and detect faults in the system.