P0662

2017-10-10

Description:

  • The fault code P0662 indicates that there is a high voltage in the circuit that controls the intake manifold tuning valve for bank 1. This may cause the engine to run poorly or not start at all.

Possible Symptoms:

  • Illuminated check engine light

  • Engine runs poorly or not at all

  • Reduced engine power or acceleration

Possible Causes:

  • Faulty intake manifold tuning valve

  • Damaged or corroded electrical connections in the circuit

  • Failed engine control module (ECM)

Related Parts:

  • Intake Manifold Tuning Valve: Intake Manifold Tuning Valve regulates airflow in the engine at different RPM. This car's malfunctioning tuning valve may lead to engine stalling, lack of power and engine noises

Possible Solutions:

  • Replace the intake manifold tuning valve

  • Check and repair any damaged or corroded electrical connections in the circuit

  • Replace the engine control module (ECM) if necessary

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