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Home >> Nissan-Datsun >> 2020 >> Altima SL, AWD >> Repair and Diagnosis >> Steering >> Steering Control Systems >> Steering Control System (DTC/Circuit Diagnosis) >> DTC Diagnosis >> EPS/DAST 3 (EPS Control Unit) >> DTC C1607: EPS Control Unit >> DTC Diagnosis Procedure
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DTC Diagnosis Procedure

  1. PERFORM SELF-DIAGNOSIS 

    SYMBOL CONSULT

    1. Ignition switch OFF to ON.
    2. Select erase "Self Diagnostic Results" mode of "EPS/DAST 3".
    3. Place ignition switch OFF and wait for at least 10 seconds.
    4. Start the engine.
      CAUTION: Never drive the vehicle.
    5. Select "Self Diagnostic Result" mode of "EPS/DAST 3".

    Is DTC "C1607" detected?

    YES

    EPS control unit is malfunctioning. Replace steering gear assembly. Refer to EPS CONTROL UNIT : Removal & Installation .

    NO

    Check pin terminal and connection of each harness connector for malfunctioning conditions.

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