Home >> Saab >> 1999 >> 9-3 Convertible (9400) L4-2.0L Turbo (B204) >> Repair and Diagnosis >> Relays and Modules >> Relays and Modules - Powertrain Management >> Relays and Modules - Fuel Delivery and Air Induction >> Idle/Throttle Speed Control Unit >> Description and Operation >> Trionic T5 OBD II