OBDII Code List

U029F HYUNDAI - Lost Communication with Evaporative Emission System Leak Detection Control Module

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3   
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U029F HYUNDAI Possible Causes

  • Faulty Natural Vacuum Leak Detection (NVLD)
  • Natural Vacuum Leak Detection (NVLD) harness is open or shorted
  • Natural Vacuum Leak Detection (NVLD) circuit poor electrical connection

First diagnose U029F 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 U029F HYUNDAI code

    Labor: 1.0

    The cost of diagnosing the U029F HYUNDAI code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle's make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.

U029F HYUNDAI Possible Symptoms

  • Engine Light ON (or Service Engine Soon Warning Light)

U029f Hyundai Description

The Evaporative system monitoring is made by using Natural Vacuum Leak Detection (NVLD).

The leak detection is made by using two components.

The "NVLD Sensor module" which incorporates the NVLD pressure switch and temperature sensor and the canister purge valve which is used as actuator to create vacuum in the tank when the engine is running.

OBDII Code U029f Hyundai - Lost Communication with Evaporative Emission System Leak Detection Control Module -

U029F HYUNDAI More Information

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