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2002 AUDI A6
3.0L V6•AWD•AUTOMATIC•gas•AVK
4 active safety recalls on this vehicle — view recalls
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Repairs0Labor501Torque2206Fluid10DTC1676Battery1Maintenance0Recalls4
P0983moderate severityPowertrain

Shift Solenoid D Control Circuit Low

on 2002 Audi A6 3.0L V6 · AWD

What this code means

The PCM detected a low voltage condition in the control circuit for shift solenoid D. This can prevent proper gear engagement or cause harsh shifts.

Symptoms

  • Harsh or delayed shifts
  • Transmission stuck in gear
  • Check engine light on

Common causes

  • Faulty shift solenoid D
  • Wiring short to ground
  • Corroded connector
  • Faulty PCM/TCM

Diagnostic steps

  1. Scan for related transmission codes
  2. Check solenoid D wiring for shorts to ground
  3. Measure solenoid resistance
  4. Test control circuit voltage from PCM
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