P1498 – EVAP System Purge Flow Plausibility Fault
Want to confirm the real cause of this fault code?
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Symptoms
- Check engine light
- Emissions failure
Causes
- Faulty purge valve
- Blocked line
- ECU issue
Diagnosis
- Compare flow data
- Inspect hoses
- Scan ECU
Repair
- Replace valve
- Repair hoses
- Update ECU