P1405moderate severityPowertrain
Turbo Pressure Sensor Circuit
on 2003 Toyota MR2 2.2L I4 · FWD
What this code means
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
- Test sensor voltage
- Check for boost leaks
- Inspect wiring
- Compare to specs
Repair notes
Replace boost pressure sensor.
Other Powertrain codes on this vehicle
P0001
Fuel Volume Regulator Control Circuit/Open
P0002
Fuel Volume Regulator Control Circuit Range/Performance
P0003
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P0004
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P0010
Intake Camshaft Position Actuator Circuit/Open Bank 1
P0011
Intake Camshaft Position Timing Over-Advanced Bank 1
P0012
Intake Camshaft Position Timing Over-Retarded Bank 1
P0013
Exhaust Camshaft Position Actuator Circuit/Open Bank 1
P0014
Exhaust Camshaft Position Timing Over-Advanced Bank 1
P0015
Exhaust Camshaft Position Timing Over-Retarded Bank 1