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TRIONIC T8 Fuel Control System Expand All (for easy ctrl-f) Collapse All Adjustment / Replacement Component location Generator (2) Ignition Switch Module (20) Instrument panel electrical centre 22 (IPEC) Fuse 6, instrument panel electrical centre 22 Fuse 21, dashboard electrical centre 22 Brake light switch (29) Engine oil pressure switch (44) Fuel level sensor (46) Fuel pump relay (102) Clutch switch, cruise control (133) Brake switch, cruise control (134) Charge air solenoid valve (179a) Coolant temperature sensor (202) Mass air flow sensor (205) Injector, cyl 1 (206a) Injector, cyl. 2 (206b) Injector, cyl. 3 (206c) Injector, cyl. 4 (206d) Main relay, engine control system (229) Engine oil level switch (243) Heated oxygen sensor element (271) Ignition coil with integrated power stage, cyl 1 (320a) Ignition coil with integrated power stage, cyl 2 (320b) Ignition coil with integrated power stage, cyl 3 (320c) Ignition coil with integrated power stage, cyl 4 (320d) EVAP canister purge valve (321) Motor, fuel pump (323) Fuse 2, engine bay fuse box 342 Fuse 4, electrical centre engine bay 342 Crankshaft position sensor (345) Accelerator pedal position sensor (379) Intake air temperature sensor (407) Pressure sensor, intake manifold (431) Heated oxygen sensor relay (443) Data link connector 16 pin, CARB (445) Relay, +50 (517) Main instrument display panel (540) SID (541) Pressure sensor, EVAP (585) EVAP shut-off solenoid valve (588) Control module, Trionic, B207, switch A (589A) Control module, Trionic, B207, switch B (589B) Pre-heated oxygen-sensor, front (592) Heated oxygen-sensor, rear (593) Charge air pressure sensor (603) Throttle body actuator (604) Wastegate valve (605) Pressure sensor A/C (620) Intake air sensor (688) Fuel pump module (689) Unit, steering wheel assembly (703) Electrical centre, Trionic T8, 727 in the engine bay Fuse 2, main fuse box 727 Fuse 4, main fuse box 727 Power steering fluid pressure sensor (739) Ionization Detection Module (740) Connector H8-9 Connector H24-2 (T8) Connector H33-1 Connector H102-1 Crimp J26, engine harness, Trionic Crimp J31, engine harness, Trionic Crimp J32, engine harness, Trionic Crimp J33, engine harness, Trionic Crimp J34, engine harness, Trionic Crimp J35, engine harness, Trionic Crimp J36, engine harness, Trionic Crimp J37, engine harness, Trionic Crimp J38, engine harness, Trionic Crimp J39, engine harness, Trionic Crimp J40, engine harness, Trionic Crimp J42, engine harness, Trionic Crimp J43, engine harness, Trionic Crimp J44, engine harness, Trionic Crimp J45, engine harness, Trionic Crimp J48, engine harness, Trionic Crimp J95, main harness Grounding point G2 Grounding point G7 Grounding point G34S Fault diagnosis, general Fault diagnosis, symptoms Special tools Technical data General data Fuel pressure regulator Control module, Trionic T8 (589) Fuel level sensor (46), T8 Fuel pump relay (102) Connector, clutch, cruise control (133) Connector, brake, cruise control (134) Relay, A/C compressor (156) Spark plug (157) Charge air control valve (179a), T8 Coolant temperature sensor (202), T8 Mass air flow sensor (205), T8 Injectors (206), T8 Main relay, engine control system (229) EVAP canister purge valve (321) Fuel pump motor (323), T8 Crankshaft position sensor (345), T8 Accelerator position sensor (379) Pressure sensor, intake manifold (431) Atmospheric pressure sensor (539) EVAP pressure sensor (585) EVAP shut-off solenoid valve (588) Pre-heated oxygen-sensor, front (592) Heated oxygen-sensor, rear (593) Throttle body actuator, T8 (604) Solenoid valve, by-pass, turbo (605) Pressure sensor, A/C (620) Intake air sensor (688), T8 Tightening torque Trionic 8, Mode 06 Technical description Main components Brief description Detailed description Torque control, basic function Engine torque control Request for engine torque, 1x Limitation of engine torque, 2x Limitation of vehicle speed, 3x Minimum engine torque, 4x Maximum engine torque, 5x Emission-dependent torque limitation, 6x Safety-related torque limitation, 7x Pedal request Load compensation Throttle control Turbo control Fuel injection, basic function Basic fuel quantity Compensation Closed loop Ventilation Fuel adaptation Starting fuel Injection duration Fuel shut-off Injectors Ignition, basic function Idling speed ignition timing Catalytic converter heating ignition Normal ignition timing Knock control Starting ignition timing Ignition system Ionization current measurement Engine management, bus information Brake light switch (29), T8 Engine oil pressure switch (44), T8 Fuel level sensor (46), T8 Fuel pump relay (102) Clutch switch, cruise control (133), T8 Brake switch, cruise control (134), T8 Compressor, A/C (170) Charge air solenoid valve (179a), T8 Coolant temperature sensor (202) Mass air flow sensor (205), T8 Injector (206), T8 Main relay, engine management system (229), T8 Coolant level switch (242) Engine oil level switch (243), T8 Ignition coil with integrated power stage (320) EVAP canister purge valve (321), T8 Crankshaft position sensor (345), T8 Accelerator pedal position sensor (379), T8 Pressure sensor, intake manifold (431) Pressure sensor, EVAP (585) EVAP shut-off solenoid valve (588) Control module, Trionic 4-cyl. petrol (589) Front preheated oxygen sensor (592), T8 Rear preheated oxygen sensor (593), T8 Throttle body actuator (604), T8 Pressure sensor, A/C (620) T8 Intake air sensor (688), T8 Pressure switch, power steering fluid (739) Solenoid valve, turbo bypass (605), T8 Ionization Detection Module (740)