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2002 TOYOTA SIENNA

3.0L V6AWDCVTgas
1 active safety recall on this vehicle — view recalls
Repairs0Labor497Torque2483Fluid9DTC718Battery1Maintenance0Recalls1
P1658high severityPowertrain

Wastegate Valve Control Circuit

on 2002 Toyota Sienna 3.0L V6 · AWD

What this code means

The ECM detected a fault in the wastegate solenoid circuit on turbo engines.

Symptoms

  • CEL
  • Boost issues
  • Overboost/underboost
  • Reduced power
  • Turbo surge

Common causes

  • Faulty wastegate solenoid
  • Damaged wiring
  • Stuck wastegate
  • Vacuum line disconnected

Diagnostic steps

  1. Test solenoid resistance
  2. Check vacuum lines
  3. Inspect wastegate
  4. Monitor boost levels

Repair notes

Replace wastegate solenoid.

Other Powertrain codes on this vehicle

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