TRIONIC T8 Fuel Control System
- Repair Instructions
- Pressure monitor, engine oil (44)
- Charge air control valve (179)
- Coolant temperature sensor (202)
- Intake manifold sensor (688)
- Mass air flow sensor (205)
- EVAP canister purge valve (321)
- Measurement unit, combustion (740)
- Injectors (206)
- Level sensor, engine oil (243)
- Clutch switch, cruise control (133)
- Ignition coil with integrated power module (320)
- Crankshaft position sensor (345)
- Crankshaft position sensor (345) US/B207R
- Manifold absolute pressure sensor (431)
- Power steering fluid pressure sensor (739)
- Accelerator position sensor (379)
- Trionic T8 control module (589)
- Upper heated oxygen sensor (592)
- Lower heated oxygen sensor (593)
- Lower heated oxygen sensor, 4WD (593)
- Throttle body actuator (604)
- Solenoid valve, turbo by-pass (Wastegate valve) (605)
- Spark plug (157)
- Switch, coupling, immobilizer (411)
- Wiring harness, injectors, B207
- Description and Operation
- Main components
- Brief description
- Overview
- Description
- Throttle body actuator unit (604)
- Accelerator pedal position sensor (379)
- Ignition coil with integrated power module (320)
- CDM (740)
- Atmospheric pressure sensor (539)
- Pressure sensor, power steering fluid (739)
- Engine oil level sensor (243)
- Fuel level sensor (46)
- Relay, starting relay (517)
- Cooling fan control
- Generator (2)
- Engine oil pressure sensor (44)
- Pressure sensor, A/C (620)
- Intake air sensor (688), T8
- Brief description, BioPower
- Fuel properties, E85
- Detailed description
- EVAP canister purge valve (321), T8
- Secondary air system
- Engine variant for E85 fuel
- Pressure sensor, EVAP (585)
- Torque control, basic function
- EVAP shut-off solenoid valve (588)
- Ionization Detection Module (740)
- Engine torque control
- Column Integration Module (CIM) (703)
- Request for engine torque, 1x
- General
- Pedal request
- Cruise control
- Cruise control, general
- Cruise control, vehicle speed lower than requested
- Cruise control, vehicle speed higher than requested
- Cruise control, criteria for activation
- Switch positions
- Setting a speed
- Increasing the set speed
- Reducing the set speed
- Temporary speed increase
- Disengage temporarily
- Re-engaging
- Disengaging
- Idling
- Limitation of engine torque, 2x
- Limitation of vehicle speed, 3x
- Minimum engine torque, 4x
- Control module, Trionic 4-cyl. petrol (589)
- Engine oil pressure switch (44), T8
- Maximum engine torque, 5x
- Engine torque, BioPower
- Emission-dependent torque limitation, 6x
- Brake switch, cruise control (134), T8
- Safety-related torque limitation, 7x
- Pedal request
- Load compensation
- Throttle adjustment
- Turbo adjustment
- Fuel injection, basic function
- Basic quantity, fuel
- Compensation
- Closed loop
- Ventilation
- Fuel adaptation
- Ethanol adaptation
- Starting fuel
- Injection duration
- Fuel level sensor (46), T8
- 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
- Fuel pump relay (102), T8
- Clutch switch, cruise control (133), T8
- Compressor, A/C (170)
- Charge air solenoid valve (179a), T8
- Coolant temperature sensor (202), T8
- 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), T8
- Crankshaft position sensor (345), T8
- Accelerator pedal position sensor (379), T8
- Pressure sensor, intake manifold (431)
- Front preheated oxygen sensor (592), T8
- Rear preheated oxygen sensor (593), T8
- Throttle body actuator (604), T8
- Pressure sensor, A/C (620) T8
- Pressure switch, power steering fluid (739), B207
- Solenoid valve, turbo bypass (605), T8
- Component Locator
- Relay, +50 (517)
- Fuse 4, electrical centre engine bay 342
- Sensor, ethanol content (780)
- Generator (2)
- Charge air solenoid valve (179a)
- Motor, secondary air injection pump (326)
- Ignition Switch Module (20)
- Solenoid valve, turbo bypass (605)
- Main fuse box 727 for B207, in engine bay
- Fuse 2, fuse box, Trionic T8 (727)
- Fuse 4, fuse box, Trionic T8 (727)
- Fuel pump relay (102)
- Main relay, engine control system (229)
- EVAP canister purge valve (321)
- Motor, fuel pump (323)
- Heated oxygen sensor relay (443)
- Engine oil pressure switch (44)
- Charge air pressure sensor (603)
- Intake air temperature sensor (407)
- Engine bay electrical center 342 (UEC)
- Ionization Detection Module (740)
- Instrument panel electrical center 22 (IPEC)
- Connector H2-18
- Pressure sensor, EVAP (585)
- EVAP shut-off solenoid valve (588)
- Clutch switch, cruise control (133)
- Control module, Trionic, B207, switch A (589A)
- Control module, Trionic, B207, switch B (589B)
- Fuse 2, engine bay fuse box 342
- Fuel pump module (689)
- Mass air flow sensor (205)
- Intake air sensor (688)
- Brake switch, cruise control (134)
- Crimp J40, engine harness, Trionic
- Coolant temperature sensor (202)
- Engine oil level switch (243)
- Heated oxygen sensor element (271)
- Brake light switch (29)
- Ignition coil with integrated power stage, cyl 1 (320a)
- Connector H8-9
- Ignition coil with integrated power stage, cyl 2 (320b)
- Ignition coil with integrated power stage, cyl 3 (320c)
- Fuel level sensor (46)
- Ignition coil with integrated power stage, cyl 4 (320d)
- Main instrument display panel (540)
- Crimp J42, engine harness, Trionic
- Crankshaft position sensor (345)
- Crimp J45, engine harness, Trionic
- Grounding point G7, B207
- Accelerator pedal position sensor (379)
- Pressure sensor, intake manifold (431)
- Fuse 2, main fuse box 727 for B207
- Connector H102-1
- Data link connector 16 pin, CARB (445)
- Injector, cyl 1 (206a)
- Injector, cyl. 2 (206b)
- Fuse 4, main fuse box 727 for B207
- Unit, steering column assembly, (CIM) (703)
- Injector, cyl. 3 (206c)
- Injector, cyl. 4 (206d)
- Pressure sensor A/C (620)
- Front heated oxygen sensor (592)
- Rear heated oxygen sensor (593)
- Fuse 6, instrument panel electrical center 22
- Throttle body actuator (604)
- Connector H24-2 (T8)
- Crimp J84, dashboard harness
- Connector H33-1
- Power steering fluid pressure sensor (739)
- Fuse 21, dashboard electrical center 22
- 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 J43, engine harness, Trionic
- Crimp J44, engine harness, Trionic
- Crimp J46, engine harness, Trionic
- Crimp J48, engine harness, Trionic
- Grounding point G34S
- Crimp J95, main harness
- Pressure sensor, secondary air (760)
- Specifications
- Connector, brake, cruise control (134)
- General data
- Injectors (206), T8
- Fuel pressure regulator
- Fuel pump motor (323), T8
- Control module, Trionic T8 (589)
- Fuel level sensor US (46), T8
- Fuel level sensor (46), T8
- Tightening torque
- Main relay, engine control system (229)
- Fuel pump relay (102)
- Connector, clutch, cruise control (133)
- Relay, A/C compressor (156)
- Spark plug (157)
- Charge air solenoid valve (179a)
- Coolant temperature sensor (202), T8
- Mass air flow sensor (205), T8
- Trionic 8, Mode 06
- EVAP canister purge valve (321)
- Crankshaft position sensor (345), T8
- Accelerator position sensor (379)
- Pressure sensor, intake manifold (431)
- 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
- Special Tools and Equipment
- Diagnostic Information and Procedures
- 01 Fault diagnosis, general
- Testing for open/short circuits
- Lev/OBD II
- Diagnostic Concept
- Fault diagnosis strategy for electronic systems
- General fault diagnosis in electronic systems
- Fault handling I, catalyst damaging misfiring
- Procedures before dismantling the control module
- Fault handling II, emission-related misfiring or fault in fuel system
- Procedure after disconnecting the battery
- Measures after changing the control module
- Fault handling III, other emission-related components and function
- On Board Diagnostics
- Connectors, handling and checking
- Limited performance
- Lamp illumination of MIL and SVS (Maintenance Indicator Lamp, Service Vehicle Soon), T8
- 02 Fault diagnosis, symptoms
- Poor driveability, impaired performance, uneven running
- Erroneous generating of diagnostic trouble code P0606 00
- Check Engine lamp, faulty function
- Fault difficult to detect when diagnostic trouble code P0106 is indicated
- Incorrect actuation of DTCs P0442, P0455 and P0456
- Cold start and driveability problems, BioPower
- Starter motor does not crank
- Engine does not start
- 01 Fault diagnosis, general
- Schematic and Routing Diagrams