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General| Brand | Isuzu |
|---|---|
| Model | N 2008 Series |
| Category | Control Systems |
| Language | English |
Details the engine control system for the 4JJ1 model.
Provides resistance values for various temperature ranges for engine components.
Lists barometric pressure values at different altitudes for diagnostic purposes.
Explains actions taken when emission-related DTCs are set.
Explains actions taken when non-emissions related DTCs are set.
Details the crankshaft and camshaft position correlation circuit.
Details the EGR valve opening control circuit.
Details vehicle speed sensor (VSS) circuit.
Explains internal microprocessor integrity within the ECM.
Explains learned exhaust differential pressure issues.
Displays the first part of the wiring diagrams for the engine control system.
Illustrates the routing of fuel system components and lines.
Provides visual identification of engine control components within the vehicle.
Provides pinout details for ECM connector J14.
Details the connector end view and pinout for the APP sensor.
Outlines a systematic approach to diagnosing engine control system conditions.
Explains how to read DTCs using a scan tool or MIL/SVS lamp.
Lists engine parameters available on the scan tool for diagnosis.
Explains the fuel rail pressure as calculated by the ECM.
Explains how the ECM calculates accelerator pedal angle.
Defines the hard start condition.
Defines conditions where the engine runs unevenly at idle.
Defines the condition of constant jerking or engine speed variation.
Provides an overview procedure to replace and reprogram an ECM.
Explains SPS remote procedure for programming control modules.
Explains how fuel injection quantity is determined.
Explains how stable idling speed is achieved.
Explains the function of the fuel supply pump in the common rail system.
Explains the EGR system's role in recirculating exhaust gas.
Explains the intake throttle valve location and ECM control.
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