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Home >> Nissan-Datsun >> 2003 >> Frontier Base, Automatic >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Controls - Self-Diagnostics >> Self-Diagnostic System >> Fail-Safe Modes >> ECM (DTCs Not Accessible)
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ECM (DTCs Not Accessible)

Maximum engine speed is 3000 RPM. Fuel injection operates in simultaneous mode. Ignition timing is fixed. Fuel pump relay remains on when engine is running and off when engine stalls. Idle Air Control Valve-Auxiliary Air Control (IACV-AAC) valve is fully open. If ECM fail-safe mode is confirmed, replace ECM.

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