P1401 HYUNDAI Possible Causes
- Faulty Diagnostic Module Tank Leakage (DMTL)
- Diagnostic Module Tank Leakage harness is open or shorted
- Diagnostic Module Tank Leakage circuit poor electrical connection
First diagnose P1401 HYUNDAI code
Check the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded terminals.
Cost of diagnosing the P1401 HYUNDAI code
Labor: 1.0The cost of diagnosing the P1401 HYUNDAI code is 1.0 hour of labor. The auto repair labor rates vary widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour.
P1401 HYUNDAI Possible Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
P1401 HYUNDAI MeaningThe heated DMTL (Diagnostic Module Tank Leakage) is used to monitor the evaporative system for leaks. The diagnostic module consists of an air filter, an heating element, an electrical driven air pump, a change-over valve. In switched off condition the fuel tank breathes through the canister, the changeover valve and the air filter. For purging the canister, the purge control valve is opened and fresh air-flows via air filter, changeover valve and canister into the intake manifold.
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