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P1405

Turbo Pressure Sensor Circuit

1998-1998 Toyota Celica 2.2L I4

Moderate SeverityPowertrain

The 1998 Toyota Celica is equipped with a 2.2L inline-4 engine. Below you'll find detailed p1405 diagnostic code information including labor time estimates, cost ranges, and technician notes specific to this engine configuration.

Description

The ECM detected a fault in the turbo boost pressure sensor circuit.

Symptoms

  • CEL
  • Loss of boost
  • Reduced power
  • Poor acceleration

Common Causes

  • Faulty boost sensor
  • Damaged wiring
  • Boost leak
  • Corroded connector

Diagnostic Steps

  1. Test sensor voltage
  2. Check for boost leaks
  3. Inspect wiring
  4. Compare to specs

Repair Notes

Replace boost pressure sensor.

Other Powertrain Codes

P1405 on Other Vehicles

Common Questions

What does code P1405 mean on a 1998-1998 Toyota Celica?

P1405 stands for "Turbo Pressure Sensor Circuit". The ECM detected a fault in the turbo boost pressure sensor circuit.

What are the symptoms of P1405 on a Toyota Celica?

Common symptoms of P1405 include: CEL, Loss of boost, Reduced power, Poor acceleration.

What causes P1405 on a 1998-1998 Toyota Celica?

Common causes of P1405 include: Faulty boost sensor, Damaged wiring, Boost leak, Corroded connector.

Last updated: March 2026

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