190E 2.3 W201 L4-2.3L M102 (1984): Powertrain Management

Also for this vehicle: 190D 2.5 (201.126) L5-2.5L DSL (602.911) (1987), 190E 2.3 (201.028) L4-2.3L (102.985) (1987), 190E 2.6 (201.029) L6-2.6L (103.942) (1987).

Diagnostics Maintenance Engine Transmission Brakes Electrical Steering & suspension Heating & A/C Body & interior

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01Relays and Modules Relays and Modules: Sections
02Sensors and Switches Sensors and Switches: Sections
03Maintenance Maintenance: Sections
04Engine, Cooling and Exhaust Engine, Cooling and Exhaust: Sections
05Powertrain Management Powertrain Management: Sections
- Relays and Modules - Powertrain Management89 pages
  - Relays and Modules - Computers and Control Systems40 pages
    Engine Control Module › Component Information14 pages
    Technical Service Bulletins › Policy - Replacement Conditions of ECU After Accident
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9
    Testing and Inspection › Voltage Measurements2 3 4
    Idle/Throttle Speed Control Unit › Component Information9 pages
    Locations
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8
    Overvoltage Protection Relay › Component Information9 pages
    Technical Service Bulletins › Overvoltage Protection Relay - Modified For ABS
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8
    Oxygen Sensor Relay › Component Information › Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8
  - Relays and Modules - Emission Control Systems › EGR Control Module › Component Information › Locations
  - Relays and Modules - Fuel Delivery and Air Induction40 pages
    Fuel Pump Relay › Component Information31 pages
    Technical Service Bulletins23 pages
    Engine - Long Crank Time Before Start/Misfire/Runs Rough2 3 4 5
    Technical Service Bulletins for Fuel Pump Relay:18 pages
    DDAF07_32-U-3701A › May › 97 › Engine - Hesitates/Cuts Out/Quits/Difficult to Start2 3 4 5 6 7
    DDAF07_32-U-6401A › May › 97 › Engine - Long Crank Time Before Start/Misfire/Runs Rough2 3 4 5
    DDAF07_30-U-6000A › Apr › 97 › Fuel Pump Does Not Operate2 3
    54_018 › Jul › 88 › Fuel Pump Relay - Production Changes
    DD07.3-84012 › Jan › 84 › Fuel Pump Does Not Run
    DDAF27_35-U-6101 › Aug › 83 › A/T - No 2-3 Upshift at Full Throttle/At Engine Cutout
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8
    Idle/Throttle Speed Control Unit › Component Information9 pages
    Locations
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8
  - Relays and Modules - Ignition System › Ignition Control Module › Component Information › Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8
- Sensors and Switches - Powertrain Management106 pages
  - Sensors and Switches - Computers and Control Systems68 pages
    Accelerator Pedal Position Sensor › Component Information › Locations › Accelerator Pedal Position Sensor2
    Air Flow Meter/Sensor › Component Information16 pages
    Technical Service Bulletins › Engine Surges in Idle at Operating Temperature2 3 4 5 6
    Locations › Air Flow Sensor Position Indicator2
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8
    Air Flow Sensor Plate Position Sensor › Component Information › Technical Service Bulletins › Engine Does Not Start2
    Barometric Pressure Sensor › Component Information › Specifications
    Coolant Temperature Sensor/Switch (For Computer) › Component Information › Technical Service Bulletins6 pages
    All Technical Service Bulletins for Coolant Temperature Sensor/Switch (For Computer): › 07.3_005 › Dec › 86 › Idle Speed - Installing Harness and Resistor2 3
    Customer Interest for Coolant Temperature Sensor/Switch (For Computer): › 07.3_005 › Dec › 86 › Idle Speed - Installing Harness and Resistor2 3
    Crankshaft Position Sensor › Component Information › Locations › TDC Sensor2
    Engine Speed Sensor › Component Information › Locations › Starter Ring Gear Speed Sensor2
    Fuel Level Sensor › Component Information9 pages
    Locations
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8
    Intake Air Temperature Sensor › Component Information9 pages
    Locations
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8
    Oil Pressure Sensor › Component Information › Locations
    Oxygen Sensor › Component Information7 pages
    Technical Service Bulletins › MIL ON ON/OFF Ratio Unadjustable After Repair Work2 3
    Locations › Heated Oxygen Sensor2 3 4
    Throttle Position Switch › Component Information11 pages
    Locations › Throttle Valve Switch, Full Load2 3
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8
  - Sensors and Switches - Emission Control Systems › EGR Temperature Sensor › Component Information › Locations › EGR Temperature Sensor2 3
  - Sensors and Switches - Fuel Delivery and Air Induction30 pages
    Accelerator Pedal Position Sensor › Component Information › Locations › Accelerator Pedal Position Sensor2
    Accelerator Pedal Switch › Component Information › Technical Service Bulletins › Deceleration Delay When Lifting Foot From Accelerator
    Air Flow Meter/Sensor › Component Information16 pages
    Technical Service Bulletins › Engine Surges in Idle at Operating Temperature2 3 4 5 6
    Locations › Air Flow Sensor Position Indicator2
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8
    Throttle Position Switch › Component Information11 pages
    Locations › Throttle Valve Switch, Full Load2 3
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8
  - Sensors and Switches - Ignition System5 pages
    Crankshaft Position Sensor › Component Information › Locations › TDC Sensor2
    Hall Effect Sensor, Ignition › Component Information › Technical Service Bulletins › No Speed Signal Momentarily
    Ignition Switch › Ignition Switch Lock Cylinder › Component Information › Service and Repair2
- Tune-up and Engine Performance Checks48 pages
  - Fuel Pressure › System Information › Technical Service Bulletins › Fuel - Test Sheet, Volume2 3 4
  - Air/Fuel Mixture › System Information4 pages
    Technical Service Bulletins › All Technical Service Bulletins for Air/Fuel Mixture: › DD07.3-85041 › Oct › 85 › Poor Idle or Hesitation During Acceleration
    Adjustments › Notes Concerning the Air/Fuel Mixture2 3
  - Idle Speed › System Information › Technical Service Bulletins6 pages
    All Technical Service Bulletins for Idle Speed: › 07.3_005 › Dec › 86 › Idle Speed - Installing Harness and Resistor2 3
    Customer Interest for Idle Speed: › 07.3_005 › Dec › 86 › Idle Speed - Installing Harness and Resistor2 3
  - Air Cleaner Housing › Air Filter Element › Component Information › Service and Repair
  - Fuel Filter › Component Information › Description and Operation2 3
  - Firing Order › Component Information › Specifications
  - Ignition Timing2 pages
    Number One Cylinder › Component Information › Locations
    Timing Marks and Indicators › System Information › Locations
  - Ignition Cable › Component Information › Technical Service Bulletins › Ignition System - Wires with Crimp-On terminals2
  - Distributor, Ignition2 pages
    Distributor Cap › Component Information › Specifications
    Ignition Rotor › Component Information › Technical Service Bulletins › Engine - Rough Idle/Hesitation/Intake Manifold Popping
  - Spark Plug › Component Information10 pages
    Technical Service Bulletins › Ignition - Caution about Spark Plug Wrenches2 3 4 5
    Specifications › Spark Plug Gap2
    Tools and Equipment › Spark Plug Pliers - AST Tool # H 18492 3
  - Compression Check › System Information11 pages
    Technical Service Bulletins › Engine - Hard Starting, Cuts Out, No Power, Vibrates2 3 4
    Specifications › Conversion Tables2 3 4 5 6 7
  - Valve Clearance › System Information › Specifications2
- Computers and Control Systems239 pages
  - Accelerator Pedal Position Sensor › Component Information › Locations › Accelerator Pedal Position Sensor2
  - Air Flow Meter/Sensor › Component Information16 pages
    Technical Service Bulletins › Engine Surges in Idle at Operating Temperature2 3 4 5 6
    Locations › Air Flow Sensor Position Indicator2
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8
  - Air Flow Sensor Plate Position Sensor › Component Information › Technical Service Bulletins › Engine Does Not Start2
  - Intake Air Temperature Sensor › Component Information9 pages
    Locations
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8
  - Barometric Pressure Sensor › Component Information › Specifications
  - Coolant Temperature Sensor/Switch (For Computer) › Component Information › Technical Service Bulletins6 pages
    Customer Interest for Coolant Temperature Sensor/Switch (For Computer): › 07.3_005 › Dec › 86 › Idle Speed - Installing Harness and Resistor2 3
    All Technical Service Bulletins for Coolant Temperature Sensor/Switch (For Computer): › 07.3_005 › Dec › 86 › Idle Speed - Installing Harness and Resistor2 3
  - Crankshaft Position Sensor › Component Information › Locations › TDC Sensor2
  - Data Link Connector › Component Information9 pages
    Locations
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8
  - EGR Backpressure Transducer › Component Information › Locations
  - Engine Control Module › Component Information14 pages
    Technical Service Bulletins › Policy - Replacement Conditions of ECU After Accident
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9
    Testing and Inspection › Voltage Measurements2 3 4
  - Engine Speed Sensor › Component Information › Locations › Starter Ring Gear Speed Sensor2
  - Fuel Level Sensor › Component Information9 pages
    Locations
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8
  - Idle Speed/Throttle Actuator - Electronic › Component Information9 pages
    Technical Service Bulletins › Idle Speed at Times Too High or Low
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8
  - Idle Up Control Valve › Component Information › Technical Service Bulletins4 pages
    Customer Interest for Idle Up Control Valve: › 09_010 › Feb › 85 › Fuel - Idle Speed Air Valve Design Change2
    All Technical Service Bulletins for Idle Up Control Valve: › 09_010 › Feb › 85 › Fuel - Idle Speed Air Valve Design Change2
  - Idle/Throttle Speed Control Unit › Component Information9 pages
    Locations
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8
  - Oil Pressure Sensor › Component Information › Locations
  - Overvoltage Protection Relay › Component Information9 pages
    Technical Service Bulletins › Overvoltage Protection Relay - Modified For ABS
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8
  - Oxygen Sensor › Component Information7 pages
    Technical Service Bulletins › MIL ON ON/OFF Ratio Unadjustable After Repair Work2 3
    Locations › Heated Oxygen Sensor2 3 4
  - Oxygen Sensor Relay › Component Information › Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8
  - Relays and Modules - Computers and Control Systems40 pages
    Engine Control Module › Component Information14 pages
    Technical Service Bulletins › Policy - Replacement Conditions of ECU After Accident
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8 9
    Testing and Inspection › Voltage Measurements2 3 4
    Idle/Throttle Speed Control Unit › Component Information9 pages
    Locations
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8
    Overvoltage Protection Relay › Component Information9 pages
    Technical Service Bulletins › Overvoltage Protection Relay - Modified For ABS
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8
    Oxygen Sensor Relay › Component Information › Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8
  - Sensors and Switches - Computers and Control Systems68 pages
    Accelerator Pedal Position Sensor › Component Information › Locations › Accelerator Pedal Position Sensor2
    Air Flow Meter/Sensor › Component Information16 pages
    Technical Service Bulletins › Engine Surges in Idle at Operating Temperature2 3 4 5 6
    Locations › Air Flow Sensor Position Indicator2
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8
    Air Flow Sensor Plate Position Sensor › Component Information › Technical Service Bulletins › Engine Does Not Start2
    Barometric Pressure Sensor › Component Information › Specifications
    Coolant Temperature Sensor/Switch (For Computer) › Component Information › Technical Service Bulletins6 pages
    Customer Interest for Coolant Temperature Sensor/Switch (For Computer): › 07.3_005 › Dec › 86 › Idle Speed - Installing Harness and Resistor2 3
    All Technical Service Bulletins for Coolant Temperature Sensor/Switch (For Computer): › 07.3_005 › Dec › 86 › Idle Speed - Installing Harness and Resistor2 3
    Crankshaft Position Sensor › Component Information › Locations › TDC Sensor2
    Engine Speed Sensor › Component Information › Locations › Starter Ring Gear Speed Sensor2
    Fuel Level Sensor › Component Information9 pages
    Locations
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8
    Intake Air Temperature Sensor › Component Information9 pages
    Locations
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8
    Oil Pressure Sensor › Component Information › Locations
    Oxygen Sensor › Component Information7 pages
    Technical Service Bulletins › MIL ON ON/OFF Ratio Unadjustable After Repair Work2 3
    Locations › Heated Oxygen Sensor2 3 4
    Throttle Position Switch › Component Information11 pages
    Locations › Throttle Valve Switch, Full Load2 3
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8
  - Throttle Position Switch › Component Information11 pages
    Locations › Throttle Valve Switch, Full Load2 3
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8
- Emission Control Systems16 pages
- Fuel Delivery and Air Induction226 pages
  - Fuel Pressure › System Information › Technical Service Bulletins › Fuel - Test Sheet, Volume2 3 4
  - Idle Speed › System Information › Technical Service Bulletins6 pages
    Customer Interest for Idle Speed: › 07.3_005 › Dec › 86 › Idle Speed - Installing Harness and Resistor2 3
    All Technical Service Bulletins for Idle Speed: › 07.3_005 › Dec › 86 › Idle Speed - Installing Harness and Resistor2 3
  - Air/Fuel Mixture › System Information4 pages
    Technical Service Bulletins › All Technical Service Bulletins for Air/Fuel Mixture: › DD07.3-85041 › Oct › 85 › Poor Idle or Hesitation During Acceleration
    Adjustments › Notes Concerning the Air/Fuel Mixture2 3
  - Accelerator Pedal › Accelerator Pedal Switch › Component Information › Technical Service Bulletins › Deceleration Delay When Lifting Foot From Accelerator
  - Accelerator Pedal Position Sensor › Component Information › Locations › Accelerator Pedal Position Sensor2
  - Air Cleaner Housing › Air Filter Element › Component Information › Service and Repair
  - Air Flow Meter/Sensor › Component Information16 pages
    Technical Service Bulletins › Engine Surges in Idle at Operating Temperature2 3 4 5 6
    Locations › Air Flow Sensor Position Indicator2
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8
  - Cold Start Injector › Component Information17 pages
    Technical Service Bulletins › Engine - Long Crank Time Before Start/Misfire/Runs Rough2 3 4 5
    Testing and Inspection › Testing Start Device2 3 4 5 6 7 8 9 10 11 12
  - Differential Pressure Regulator › Component Information › Description and Operation
  - Fuel › Component Information › Technical Service Bulletins › Maintenance - Factory Approved Service Products2 3 4 5
  - Fuel Distributor › Component Information12 pages
    Technical Service Bulletins › Fuel Distributor - Lower Chamber Pressure Test2 3 4
    Testing and Inspection › Testing Fuel Pressure and Internal Leaktightness2 3 4 5 6 7 8
  - Fuel Filter › Component Information › Description and Operation2 3
  - Fuel Injector › Fuel Injector Line › Component Information › Tools and Equipment
  - Fuel Pressure Check Valve › Component Information › Technical Service Bulletins › Engine is Difficult to Start When Warm2 3
  - Fuel Pressure Regulator › Component Information › Technical Service Bulletins › Fuel - Diaphragm Pressure Regulator, New Hose Available
  - Fuel Pump30 pages
    Fuel Pressure › System Information › Technical Service Bulletins › Fuel - Test Sheet, Volume2 3 4
    Fuel Pump Relay › Component Information26 pages
    Technical Service Bulletins › Technical Service Bulletins for Fuel Pump Relay:18 pages
    DDAF07_32-U-3701A › May › 97 › Engine - Hesitates/Cuts Out/Quits/Difficult to Start2 3 4 5 6 7
    DDAF07_32-U-6401A › May › 97 › Engine - Long Crank Time Before Start/Misfire/Runs Rough2 3 4 5
    DDAF07_30-U-6000A › Apr › 97 › Fuel Pump Does Not Operate2 3
    54_018 › Jul › 88 › Fuel Pump Relay - Production Changes
    DD07.3-84012 › Jan › 84 › Fuel Pump Does Not Run
    DDAF27_35-U-6101 › Aug › 83 › A/T - No 2-3 Upshift at Full Throttle/At Engine Cutout
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8
  - Fuel Shut-off Solenoid › Component Information › Technical Service Bulletins › Surging when Coasting or Driving Downhill
  - Fuel Tank › Fuel Gauge Sender › Component Information9 pages
    Specifications
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8
  - Idle Speed/Throttle Actuator - Electronic › Component Information9 pages
    Technical Service Bulletins › Idle Speed at Times Too High or Low
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8
  - Idle Up Control Valve › Component Information › Technical Service Bulletins4 pages
    Customer Interest for Idle Up Control Valve: › 09_010 › Feb › 85 › Fuel - Idle Speed Air Valve Design Change2
    All Technical Service Bulletins for Idle Up Control Valve: › 09_010 › Feb › 85 › Fuel - Idle Speed Air Valve Design Change2
  - Idle/Throttle Speed Control Unit › Component Information9 pages
    Locations
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8
  - Intake Air Duct › Component Information › Technical Service Bulletins › Air Intake Funnel Loose
  - Relays and Modules - Fuel Delivery and Air Induction40 pages
    Fuel Pump Relay › Component Information31 pages
    Technical Service Bulletins23 pages
    Engine - Long Crank Time Before Start/Misfire/Runs Rough2 3 4 5
    Technical Service Bulletins for Fuel Pump Relay:18 pages
    DDAF07_32-U-3701A › May › 97 › Engine - Hesitates/Cuts Out/Quits/Difficult to Start2 3 4 5 6 7
    DDAF07_32-U-6401A › May › 97 › Engine - Long Crank Time Before Start/Misfire/Runs Rough2 3 4 5
    DDAF07_30-U-6000A › Apr › 97 › Fuel Pump Does Not Operate2 3
    54_018 › Jul › 88 › Fuel Pump Relay - Production Changes
    DD07.3-84012 › Jan › 84 › Fuel Pump Does Not Run
    DDAF27_35-U-6101 › Aug › 83 › A/T - No 2-3 Upshift at Full Throttle/At Engine Cutout
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8
    Idle/Throttle Speed Control Unit › Component Information9 pages
    Locations
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8
  - Sensors and Switches - Fuel Delivery and Air Induction30 pages
    Accelerator Pedal Position Sensor › Component Information › Locations › Accelerator Pedal Position Sensor2
    Accelerator Pedal Switch › Component Information › Technical Service Bulletins › Deceleration Delay When Lifting Foot From Accelerator
    Air Flow Meter/Sensor › Component Information16 pages
    Technical Service Bulletins › Engine Surges in Idle at Operating Temperature2 3 4 5 6
    Locations › Air Flow Sensor Position Indicator2
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8
    Throttle Position Switch › Component Information11 pages
    Locations › Throttle Valve Switch, Full Load2 3
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8
  - Supercharger › Supercharger Oil › Component Information › Technical Service Bulletins › Maintenance - Factory Approved Service Products2 3 4 5
  - Throttle Position Switch › Component Information11 pages
    Locations › Throttle Valve Switch, Full Load2 3
    Diagrams › Diagram Information and Instructions2 3 4 5 6 7 8
- Ignition System50 pages
- Transmission Control Systems18 pages
  - Actuators and Solenoids - Transmission and Drivetrain › Actuators and Solenoids - A/T › Shift Solenoid, A/T › Component Information5 pages
    Technical Service Bulletins › A/T - No 2-3 Upshift at Full Throttle/At Engine Cutout
    Locations › Upshift Delay Solenoid2 3 4
  - Lamps and Indicators - Transmission and Drivetrain › Lamps and Indicators - A/T › Shift Indicator › Component Information › Locations
  - Relays and Modules - Transmission and Drivetrain6 pages
    Relays and Modules - A/T › Control Module, A/T › Component Information › Technical Service Bulletins › No Second to Third Gear Shift at Full Throttle2 3 4
    Relays and Modules - Differential › Control Unit, Differential Lock › Component Information › Locations › ASD Valve2
  - Sensors and Switches - Transmission and Drivetrain › Sensors and Switches - A/T › Downshift Switch, A/T › Component Information6 pages
    Technical Service Bulletins › No Second to Third Gear Shift at Full Throttle2 3 4
    Locations › Kickdown Switch2
06Transmission and Drivetrain Transmission and Drivetrain: Sections
07Brakes and Traction Control Brakes and Traction Control: Sections
08Starting and Charging Starting and Charging: Sections
09Power and Ground Distribution Power and Ground Distribution: Sections
10Steering and Suspension Steering and Suspension: Sections
11Heating and Air Conditioning Heating and Air Conditioning: Sections
12Restraint Systems Restraint Systems: Sections
13Accessories and Optional Equipment Accessories and Optional Equipment: Sections
14Body and Frame Body and Frame: Sections
15Cruise Control Cruise Control: Sections
16Instrument Panel, Gauges and Warning Indicators Instrument Panel, Gauges and Warning Indicators: Sections
17Lighting and Horns Lighting and Horns: Sections
18Windows and Glass Windows and Glass: Sections
19Wiper and Washer Systems Wiper and Washer Systems: Sections