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2012 LEXUS LFA

4.8L V10RWDAUTOMATICgas
1 active safety recall on this vehicle — view recalls
Repairs0Labor593Torque2375Fluid7DTC921Battery0Maintenance0Recalls1
P1700high severityPowertrain

Vehicle Speed Sensor Circuit Fault

on 2012 Lexus LFA 4.8L V10 · RWD

What this code means

The ECM detected a fault in the secondary VSS used by the transmission.

Symptoms

  • CEL
  • Poor shifting
  • Inaccurate speedometer
  • Harsh shifts
  • Stuck in gear

Common causes

  • Faulty VSS
  • Damaged wiring
  • Poor connection
  • Faulty output shaft sensor

Diagnostic steps

  1. Test VSS output
  2. Inspect wiring
  3. Check connector
  4. Compare VSS readings

Repair notes

Replace VSS or repair wiring.

Other Powertrain codes on this vehicle

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