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Engine Controls - System & Component Testing
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Engine Controls - System & Component Testing
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Introduction
Computerized Engine Controls
DME (Digital Motor Electronics) Powertrain Control Module (Pcm)
Ground, Power & Input/Output Circuits
Engine Sensors & Switches
Sensors
Relays & Solenoids
Relays
Fuel System
Fuel Delivery
Notes
Fuel Pump Relay
Fuel Pressure Regulator
Fuel Pressure Check (Lack Of Power)
Fuel Pressure Check (Hard Start)
Fuel Pressure & Volume
Fuel Control
Fuel Injector
Fuel Injector Leakage
Fuel Injector Cleaning
Idle Control System
Idle Speed Control Valve
Ignition System
Notes
Direct Ignition System
Ignition Coil Resistance
Ignition Coil Primary Signal Check
Ignition Voltage Too High
Ignition Voltage Too Low
Ignition Coil Secondary Signal Check
Distributor Ignition System (V12)
Emission Systems & Sub-Systems
Fuel Evaporation
Fuel Tank Vent (Evaporation) Control Valve
Fuel Tank Leakage
Notes
3-Series (E46)
5-Series (E39) 6-Cylinder
5-Series (E39) V8 (Except M5) & 7-Series (E38) V8 & V12