Engine Management System, V6

• Repair Instructions
  • Spark plug
    • To remove
    • To fit
  • Boost pressure control valve (179a)
    • To remove
    • To fit
  • Ignition coil (320), B284
    • To remove
    • To fit
  • EVAP canister purge valve (321), B284
    • To remove
    • To fit
  • Crankshaft position sensor (345)
    • To remove
    • To fit
  • Crankshaft position sensor (345), 4WD
    • To remove
    • To fit
  • Knock sensor, rear cylinder bank (516R)
    • To fit
    • To remove
  • Knock sensor, rear cylinder bank (516R), 4WD
    • To remove
    • To fit
  • Knock sensor, front cylinder bank (516F)
    • To fit
    • To remove
  • Atmospheric pressure sensor (539), B284
    • To remove
    • To fit
  • Position sensor, intake camshaft, front cylinder bank (555F)
    • To remove
    • To fit
  • Position sensor, intake camshaft, rear cylinder bank (555R)
    • To remove
    • To fit
  • Solenoid valve, turbo by-pass (605)
    • To remove
    • To fit
  • Control module, Motronic E9, V6 petrol (608)
    • To remove
    • To fit
  • Solenoid valve, intake camshaft, front cylinder bank (695F)
    • To remove
    • To fit
  • Solenoid valve seal, intake camshaft, front cylinder bank (695F)
    • To remove
    • To fit
  • Solenoid valve, intake camshaft, rear cylinder bank (695R)
    • To remove
    • To fit
  • Solenoid valve seal, intake camshaft, rear cylinder bank (695R)
    • To remove
    • To fit
• Description and Operation
  • Main components
  • Short description
    • Notes
    • Overview
    • General
    • Engine torque
    • Ignition
    • Knock control
    • Continuous variable cam phasing (CVCP)
    • Components
      • Control module, ME9 (608)
      • Generator (2)
      • Brake light switch (29)
      • Relay, fuel pump (102)
      • Clutch switch, cruise control (133)
      • Brake switch, cruise control (134)
      • Relay, A/C compressor (156)
      • Boost pressure control valve (179a)
      • Temperature sensor, coolant, engine management system (202)
      • Mass air flow sensor (205)
      • Injectors (206a-f)
      • Main relay, engine management system (229)
      • Level sensor, engine oil (243)
      • Ignition coil with integrated power amplifier (320a-f)
      • Solenoid valve, EVAP canister purge (321)
      • Relay, secondary air injection pump (324)
      • Crankshaft position sensor (345)
      • Accelerator pedal position sensor (379)
      • Knock sensor, front cylinder bank (516F)
      • Knock sensor, rear cylinder bank (516R)
      • Relay, +50 (517)
      • Atmospheric pressure sensor (539)
      • Position sensor, intake camshaft, front cylinder bank (555F)
      • Position sensor, intake camshaft, rear cylinder bank (555R)
      • Manifold absolute pressure sensor (585)
      • Solenoid valve, shut-off EVAP (588)
      • Preheated oxygen sensor, front (592)
      • Preheated oxygen sensor, rear (593)
      • Throttle body actuator unit (604)
      • Solenoid valve, turbo by-pass (605)
      • A/C pressure sensor (620)
      • Fuel pressure sensor, fuel rail (653)
      • Intake air sensor (688)
      • Fuel pump unit (689)
      • Solenoid valve, intake camshaft, front cylinder bank (695F)
      • Solenoid valve, intake camshaft, rear cylinder bank (695R)
      • Engine oil pressure sensor (696)
      • Control module, fuel pump (697)
      • CIM (703)
      • Relay unit, radiator fans (706a)
  • Torque control
    • Torque control
      • Notes
      • General
      • Fast engine torque control, increasing load
      • Slow torque control, load change
    • Idle speed control
      • Notes
      • General
      • Torque control
    • Torque request
      • Notes
      • General
        • Overview
        • Notes
        • Pedal request
      • Function
      • Adaptation of pedal position
        • Notes
        • TCS/Esp
        • TCS/ESP request, general
        • Function principle, torque limitation during TCS/ESP control
        • Compensation for A/C compressor and generator
      • Compensation, A/C
      • Compensation, generator
    • Maximum permissible engine torque
      • Notes
      • General
      • Calculation, engine torque
        • Notes
        • TCM
        • Torque limitation, automatic gearbox
        • Engine torque limitation, bus from TCM
        • Engine torque limitation, stalling
        • Manual gearbox
        • Torque limitation, manual gearbox
      • Other limitations
        • Engine protection function
        • Torque limitation in the event of a diagnostic trouble code
        • Brake
        • Safety-related fault in throttle control.
        • Misfiring
        • Emission limitation
        • Active surge dampening
        • Maximum permissible vehicle speed
    • Torque request from the system
      • Notes
      • General
        • Notes
        • Throttle adjustment, general
        • Throttle control, principle
        • Turbo adjustment
        • CVCP control
  • Fuel injection
    • General
    • Lambda value
    • Basic quantity, fuel
    • Compensation, general
    • Compensation after start
    • Function during increasing load
    • Function during decreasing load
    • Knocking
    • Full load
    • Lambda control
      • Notes
      • General
    • Purging
      • Notes
      • General
      • Function
    • Fuel adaptation
      • Notes
      • General
        • Notes
        • Multiplicative fuel adaptation
        • Additive fuel adaptation
      • Starting fuel
      • Fuel mass per combustion
      • Injector opening time
      • Injection twice/combustion
      • Needle lift compensation
      • Fuel shut-off
      • Activating the injectors
  • Ignition
    • Normal ignition timing
      • Notes
      • General
      • Principle, increasing engine speed
      • Principle, increasing load
      • Optimization
    • Start-up ignition timing
      • Notes
      • General
      • Principle, low coolant temperature
      • Principle, high coolant temperature
    • Idle speed ignition timing
      • General
      • Basic matrix for idling speed ignition timing, principle
      • Temperature correction of idling speed ignition timing, principle
      • Correction, coolant temperature dependent
      • Correction, charge air temperature dependent
      • Ignition timing change for catalytic converter heating
    • Anti-surge compensation
    • Final ignition timing
  • Knock control
    • Notes
    • General
    • Control
      • General
      • Detection
      • Adaption
      • Evaluation
  • Ignition system
    • Notes
    • General
    • Function
    • Charging time, ignition coils
  • Cruise control function
    • General
      • Notes
      • Vehicle speed below requested
      • Vehicle speed above requested
    • Activating cruise control
      • Conditions for activation
      • Switch positions
      • Setting the desired speed
      • Increasing the set speed
      • To decrease the set speed
      • Temporary speed increase
      • Disengage temporarily
      • Re-engaging
      • Disengaging
  • Brake light switch (29), ME9
    • Location
    • Main task
    • Type
    • Connection
  • Clutch switch, cruise control (133), ME9
    • Location
    • Main task
    • Type
    • Connection
  • Brake switch, cruise control (134), ME9
    • Location
    • Main task
    • Type
    • Connection
  • Accelerator pedal position sensor (379), ME9
    • Location
    • Main task
    • Type
    • Connection
• Component Locator
  • Ignition Switch Module (20)
  • Instrument panel electrical center 22 (IPEC)
    • Location
    • Main task
    • Type
    • Connect
    • Fuses
    • Relays
  • Fuse 6, instrument panel electrical center 22
    • Notes
    • List of components
  • Fuse 21, dashboard electrical center 22
    • Notes
    • List of components
  • Brake light switch (29)
  • Clutch switch, cruise control (133)
  • Brake switch, cruise control (134)
  • Charge air solenoid valve (179a)
    • Notes
    • B284
  • Coolant temperature sensor (202)
    • B284
  • Mass air flow sensor (205)
  • Injector, cyl 1 (206a)
    • Notes
    • B284
  • Injector, cyl. 2 (206b)
    • Notes
    • B284
  • Injector, cyl. 3 (206c)
    • Notes
    • B284
  • Injector, cyl. 4 (206d)
    • Notes
    • B284
  • Injector, cyl 5 (206e)
  • Injector, cyl 6 (206f)
  • Engine oil level switch (243)
    • Notes
    • B284
  • Heated oxygen sensor element (271)
    • Notes
    • B284
  • 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)
  • Ignition coil with integrated power stage, cyl 5 (320e)
  • Ignition coil with integrated power stage, cyl 6 (320f)
  • Secondary air injection pump relay (324)
  • Secondary air injection pump motor (326)
  • Engine bay electrical center 342 (UEC)
    • Location
    • Main task
    • Type
    • Connect
      • Notes
      • The engine harness is connected via switch M
      • The front harness is connected via switch F
      • The main wiring harness is connected via switch B
    • Fuses
    • Relays
  • Fuse 2, engine bay fuse box 342
    • Notes
    • List of components
  • Fuse 4, electrical center engine bay 342
    • Notes
    • List of components
  • Crankshaft position sensor (345)
    • Notes
    • B284
  • Accelerator pedal position sensor (379)
  • Intake air temperature sensor (407)
    • Notes
    • B284
  • Knock sensor, front cylinder bank (516F)
  • Knock sensor, rear cylinder bank (516R)
  • Atmospheric pressure sensor (539)
  • Main instrument display panel (540)
  • Position sensor, intake camshaft, front cylinder bank (555F)
  • Position sensor, intake camshaft, rear cylinder bank (555R)
  • Front heated oxygen sensor (592)
    • Notes
    • B284
  • Rear heated oxygen sensor (593)
    • Notes
    • B284
  • Charge air pressure sensor (603)
  • Throttle body actuator (604)
  • Solenoid valve, turbo bypass (605)
  • Control module, Motronic E9, B284, switch A, engine (608A)
  • Control module, Motronic E9, B284, switch B, (608B)
  • Fuel pressure sensor, fuel rail (653)
    • Notes
    • B284
  • Intake air sensor (688)
    • Notes
    • B284
  • Solenoid valve, intake camshaft, front cylinder bank (695F)
  • Solenoid valve, intake camshaft, rear cylinder bank (695R)
  • Pressure sensor, engine oil (696)
  • Unit, steering column assembly, (CIM) (703)
  • Main fuse box 727 for B284, in engine bay
    • Notes
    • Location
    • Main task
    • Type
    • Connection
    • Fuses
    • relays
  • Fuse 1, main fuse box 727 for B284
    • Notes
    • List of components
  • Fuse 4, main fuse box 727 for B284
    • Notes
    • List of components
  • Pressure sensor, secondary air (760)
  • Connector H2-2
  • Connector H7-1
  • Connector H10-8
  • Connector H24-6 (ME9)
  • Connector H33-1
  • Connector H102-1
  • Crimp J95, main harness
    • Notes
    • List of components
  • Crimp J290, engine harness ME9
    • Notes
    • List of components
  • Crimp J291, engine harness ME9
    • Notes
    • List of components
  • Crimp J292, engine harness ME9
    • Notes
    • List of components
  • Crimp J293, engine harness ME9
    • Notes
    • List of components
  • Crimp J294, engine harness ME9
    • Notes
    • List of components
  • Crimp J295, engine harness ME9
    • Notes
    • List of components
  • Crimp J297, engine harness ME9
    • Notes
    • List of components
  • Crimp J298, engine harness ME9
    • Notes
    • List of components
  • Crimp J299, engine harness ME9
    • Notes
    • List of components
  • Crimp J300, engine harness ME9
    • Notes
    • List of components
  • Crimp J308, adapter harness ME9
    • Notes
    • List of components
  • Crimp J309, adapter harness ME9
    • Notes
    • List of components
  • Crimp J311, adapter harness ME9
    • Notes
    • List of components
  • Crimp J312, adapter harness ME9
    • Notes
    • List of components
  • Crimp J319, injector harness, ME9
    • Notes
    • List of components
  • Crimp J320, injector harness, ME9
    • Notes
    • List of components
  • Grounding point G2, B284
    • Notes
    • Connected components
  • Grounding point G7F
    • Notes
    • Connected components:
  • Grounding point G7R
    • Notes
    • Connected components:
• Specifications
  • Spark plug (157)
    • General data
  • Connector, clutch, cruise control (133)
  • Connector, brake, cruise control (134)
  • Relay, A/C compressor (156)
  • Main relay, engine control system (229)
    • T8/Me9
  • Accelerator position sensor (379)
  • Pressure sensor, A/C (620)
  • Knock sensor
    • General data
  • Fuel pump
    • General data
  • Crankshaft position sensor
    • General data
  • Ignition coil
    • General data
  • Temp/pressure sensor, intake air
    • General data
  • Injectors
    • General data
  • Coolant temperature sensor
    • General data
  • EVAP canister purge valve
    • General data
  • Control module, Motronic ME 9.6
    • General data
  • Mass air flow sensor
    • General data
  • Throttle body actuator unit
    • Throttle motor
  • Atmospheric pressure sensor
    • General data
  • Fuel pressure sensor
    • General data
  • Fuel level sensor US (46), T8
  • Fuel pump relay (102)
  • Charge air solenoid valve (179a)
  • Preheated oxygen sensor, front (592)
    • General data
  • Preheated oxygen sensor, rear (593)
    • General data
• Special Tools and Equipment
  • Acid-free vaseline
    • Specifications
    • Saab application
    • Transport
  • 83 95 485 Spark plug socket assembly with locating sleeves
  • EN-46103 Fitting tool
  • 32 025 061 Crow foot spanner
• Diagnostic Information and Procedures
  • Procedures before dismantling the control module
    • Notes
    • When the control module is to be replaced
    • The action involves the following:
  • Measures after changing the control module
    • SPS programming
    • Add
    • This happens with regard to data:
  • Connectors, handling and checking
    • Handling
    • Checking
  • Procedure after disconnecting the battery
  • Limited performance
  • Lamp illumination, MIL and SVS (Maintenance Indicator Lamp, Service Vehicle Soon), ME9
    • Notes
    • Type of lamp illumination
• Schematic and Routing Diagrams