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1991
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240 SE, AW70
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Repair and Diagnosis (Single Page)
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Engine Performance
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Testing & Diagnosis
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Engine Controls - System/Component Tests
July 1:
So it begins
. Don't worry, this is not in the correct legal jurisdiction!
Engine Controls - System/Component Tests
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Introduction
Air Induction Systems
Turbochargers (740, 940 & 940 Se Turbo)
Preliminary Checks
Check & Adjust Boost Pressure
Basic Adjustment Of Push Rod
Wastegate Valve Suction Test
Computerized Engine Controls
Notes
Electronic Control Unit (Ignition)
Notes
Preliminary Checks
Power Circuit Checks
Ground Circuit Checks
Electronic Control Unit (Fuel Injection)
Notes
Preliminary Checks
Power Circuit Checks
Voltage Supply For Memory Check (Except 240 Series & Regina)
Ground Circuit Check
Engine Sensors & Switches
Notes
Air Temperature Sensor
Coolant Temperature Sensor
Oxygen (O2) Sensor
Throttle Switch
Relays
Fuel Injection Main Relay
Fuel Pump Relay
Fuel System
Fuel Delivery
Notes
Fuel Pressure Regulator (Non-Turbo)
Fuel Pressure Regulator (Turbo)
Fuel Control
Air Temperature Sensor (740 Regina)
Fuel Injectors (Non-Turbo)
Fuel Injectors (Turbo)
Cold Start Valve
Mass Airflow Meter
Oxygen (O2) Sensor
Oxygen (O2) Sensor Current Feed & Heater Resistance
Idle Control System
Notes
Idle Air Control Valve
Ignition System
Notes
Timing Control Systems
Detonation (Knock) Sensor
Emission Systems & Sub-Systems
Exhaust Gas RECIRCULATION (EGR)
Fuel Evaporation
Thermostatic Air Cleaner
940 GLE