Section 83 (2.8L - Fuel Injection Ignition. [BDF] - (24 - MULTIPORT Fuel Injection, 28 - Ignition/Glow Plug System))
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- 01 On Board Diagnostic (OBD)
- 24 Multiport Fuel Injection (MFI)
- Fuel injection system, servicing
- Component locations overview
- Fuel injection system, general notes
- Fuel injection system components, removing and installing
- Intake manifold, disassembling and assembling
- Fuel rail, disassembling and assembling
- Air cleaner assembly, disassembling and assembling
- Safety precautions
- Rules for cleanliness
- Technical data
- Components, checking
- Heated Oxygen Sensor (HO2S), checking
- Oxygen Sensor (O2S) heating for Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) G130, checking
- Mass Air Flow (MAF) sensor G70, checking
- Throttle Valve Control Module J338, checking
- Engine Coolant Temperature (ECT) Sensor G62 and Engine Coolant Temperature (ECT) Gauge Sensor G2, checking
- Intake Air Temperature (IAT) sensor G42, checking
- Engine Speed (RPM) Sensor G28, checking
- Fuel injectors, checking
- Fuel injectors, checking for leaks and quantity injected
- Residual pressure and fuel pressure regulator, checking
- Intake Manifold Tuning (IMT) Valve N156, checking
- Intake Air system, leak testing
- Functions, checking
- Idle speed check
- Oxygen Sensor (O2S) and Oxygen Sensor control before Three Way Catalytic Converter (TWC), checking
- Oxygen Sensor (O2S) and Oxygen Sensor control after Three Way Catalytic Converter (TWC), checking
- Notes
- Test requirements
- Functional check
- Possible causes of Diagnostic Trouble Code (DTC) if sensor regulation frequency is too slow:
- Check basic voltage of Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) G130
- Checking wiring for Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) G130
- Heated Oxygen Sensor (HO2S), checking aging
- Oxygen Sensor (O2S) Behind Three Way Catalytic Converter (TWC) G130, checking aging
- Engine operating mode, checking
- Motronic Engine Control Module (ECM) -J220-
- Function
- Engine Control Module (ECM) voltage supply, checking
- "Voltage supply open circuit," followup procedure
- Motronic Engine Control Module (ECM) J220, replacing
- Motronic Engine Control Module (ECM) J220, coding
- Motronic Engine Control Module (ECM) J220, coding variations
- Motronic Engine Control Module (ECM) J220 to Throttle Valve Control Module J338, matching
- Additional signals, checking
- Fuel injection system, servicing
- 28 Ignition/Glow plug system