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Home >> Nissan-Datsun >> 2008 >> Quest Base >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System - DTCS P1211 Through P2A03 >> DTC P1800 VIAS Control Solenoid Valve >> On Board Diagnosis Logic

On Board Diagnosis Logic

The MIL will not light up for this self-diagnosis. 

DTC DETECTING CONDITION AND POSSIBLE CAUSE

DTC No. Trouble diagnosis name DTC detecting condition Possible cause
P1800
1800		 VIAS control solenoid valve circuit An excessively low or high voltage signal is sent to ECM through the valve
  • Harness or connectors

    (The solenoid valve circuit is open or shorted.)

  • VIAS control solenoid valve
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