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Home >> Jeep >> 2005 >> Wrangler X, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 488 (Powertrain Diagnostic Procedures - Gas) >> Diagnostic Information And Procedures >> DRIVEABILITY - NGC - Diagnostic Tests >> P0499-NVLD Canister Vent Valve Solenoid Circuit High >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2005 Jeep Liberty. However, it is still accessible from the selected car via links, so may be relevant.

GOOD TRIP EQUAL TO ZERO

VEHICLE HISTORY AND SERVICE BULLETIN INVESTIGATION

NVLD SOLENOID

NVLD SOL CONTROL CIRCUIT SHORTED TO BATTERY VOLTAGE

NVLD SOL CONTROL CIRCUIT OPEN

GROUND CIRCUIT OPEN

PCM

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