P1512
Boost Pressure High
2012-2012 Lexus LFA 4.8L V10 🇩🇪
Critical SeverityPowertrain
Description
Turbo boost pressure exceeds maximum limit, indicating overboosting.
Symptoms
- CEL
- Engine knock
- Excessive power
- Potential engine damage
- Reduced power mode
Common Causes
- Stuck-closed wastegate
- Faulty boost solenoid
- Disconnected vacuum line
- Faulty boost sensor
Diagnostic Steps
- Check wastegate operation
- Test boost solenoid
- Inspect vacuum lines
- Monitor boost with gauge
Repair Notes
Repair wastegate or boost control system.
Other Powertrain Codes
- P0001Fuel Volume Regulator Control Circuit/Open
- P0002Fuel Volume Regulator Control Circuit Range/Performance
- P0003Fuel Volume Regulator Control Circuit Low
- P0004Fuel Volume Regulator Control Circuit High
- P0010Intake Camshaft Position Actuator Circuit/Open Bank 1
- P0011Intake Camshaft Position Timing Over-Advanced Bank 1
- P0012Intake Camshaft Position Timing Over-Retarded Bank 1
- P0013Exhaust Camshaft Position Actuator Circuit/Open Bank 1
- P0014Exhaust Camshaft Position Timing Over-Advanced Bank 1
- P0015Exhaust Camshaft Position Timing Over-Retarded Bank 1
P1512 on Other Vehicles
Common Questions
What does code P1512 mean on a 2012-2012 Lexus LFA?
P1512 stands for "Boost Pressure High". Turbo boost pressure exceeds maximum limit, indicating overboosting.
What are the symptoms of P1512 on a Lexus LFA?
Common symptoms of P1512 include: CEL, Engine knock, Excessive power, Potential engine damage, Reduced power mode.
What causes P1512 on a 2012-2012 Lexus LFA?
Common causes of P1512 include: Stuck-closed wastegate, Faulty boost solenoid, Disconnected vacuum line, Faulty boost sensor.