Symptom:
P0499-NVLD CANISTER VENT VALVE SOLENOID CIRCUIT HIGH
When Monitored and Set Condition:
P0499-NVLD CANISTER VENT VALVE SOLENOID CIRCUIT HIGH
When Monitored: Engine Running.
Set Condition: The PCM detects an open in the NVLD Canister vent solenoid circuits.
One trip Fault.
POSSIBLE CAUSES
GOOD TRIP EQUAL TO ZERO
NVLD SOLENOID
(K106) NVLD SOL CONTROL CIRCUIT SHORT TO BATTERY VOLTAGE
(K106) NVLD SOL CONTROL CIRCUIT OPEN
(Z1) GROUND CIRCUIT OPEN
PCM
TEST ACTION APPLICABILITY
1 Ignition on, engine not running.
With the DRBIIIt, read DTCs and record the related Freeze Frame data.
Is the Good Trip Counter displayed and equal to zero?
All
Yes → Go To 2
No → Refer to the INTERMITTENT CONDITION symptom in the
Driveability category.
Perform POWERTRAIN VERIFICATION TEST VER-5-NGC.
2 Turn the ignition off.
Disconnect the NVLD Assembly harness connector.
Measure the resistance of the NVLD Solenoid coil.
Is the resistance between 7.5 to 8.5 ohms?
All
Yes → Go To 3
No → Replace the NVLD Assembly.
Perform POWERTRAIN VERIFICATION TEST VER-5-NGC.
185
DRIVEABILITY - NGC
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