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2021 NISSAN FRONTIER

3.8L V64WDAUTOMATICgas
2 active safety recalls on this vehicle — view recalls
Repairs0Labor516Torque3956Fluid9DTC927Battery0Maintenance0Recalls2
P1217critical severityPowertrain

Engine Over Temperature

on 2021 Nissan Frontier 3.8L V6 · 4WD

What this code means

Engine coolant has exceeded maximum safe operating temperature.

Symptoms

  • CEL
  • Temp warning light
  • Overheating
  • Steam
  • Power loss

Common causes

  • Faulty thermostat
  • Low coolant
  • Failed fan/clutch
  • Failed water pump
  • Blocked radiator

Diagnostic steps

  1. Check coolant level
  2. Test thermostat
  3. Inspect fan operation
  4. Test water pump
  5. Check for blockage

Repair notes

Replace thermostat or repair cooling system.

Other Powertrain codes on this vehicle

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