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Home >> Dodge and Ram >> 2003 >> Durango Base, 5.9 Z, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 103 (Powertrain Diagnostic Procedures) >> Diagnostic Information And Procedures >> DRIVEABILITY - NGC - Diagnostic Tests >> P0452-NVLD Pressure Switch Stuck Closed >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2004 Dodge Dakota. However, it is still accessible from the selected car via links, so may be relevant.
  1. GOOD TRIP EQUAL TO ZERO
  2. EVAP PURGE SOLENOID LEAKS/STUCK OPEN
  3. (K70) EVAP PURGE SOL CONTROL CIRCUIT SHORTED TO GROUND
  4. NVLD SWITCH OPERATION
  5. NVLD ASSEMBLY
  6. (K107) NVLD SWITCH SIGNAL CIRCUIT SHORTED TO GROUND
  7. PCM
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