LEXUS fault codes
Coverage shown is Toyota data: 12,945 codes · 876 vehicle records · 1,973 ECU records · 43,462 live-data parameters.
LEXUS shares fault-code data with Toyota. Data may not cover LEXUS-specific systems.
Codes 12,945
| Code | Description | Brands | System |
|---|---|---|---|
| P052E | PCV regulator valve performance | 23 | Powertrain |
| P052F | Glow plug control module 1 system voltage | 11 | Powertrain |
| P0530 | A/C Refrigerant Pressure Sensor Circuit | 36 | Powertrain |
| P0531 | A/C Refrigerant Pressure Sensor Circuit Range/Performance | 29 | Powertrain |
| P0532 | A/C Refrigerant Pressure Sensor Circuit Low Input | 40 | Powertrain |
| P0533 | A/C Refrigerant Pressure Sensor Circuit High Input | 39 | Powertrain |
| P0534 | A/C Refrigerant Charge Loss | 30 | Powertrain |
| P0535 | A/C Evaporator Temperature Sensor Circuit | 28 | Powertrain |
| P0536 | A/C Evaporator Temperature Sensor Circuit Range/Performance | 25 | Powertrain |
| P0537 | A/C Evaporator Temperature Sensor Circuit Low | 29 | Powertrain |
| P0538 | A/C Evaporator Temperature Sensor Circuit High | 29 | Powertrain |
| P0539 | A/C Evaporator Temperature Sensor Circuit Intermittent | 22 | Powertrain |
| P053A | PCV heater 'A' control circuit /open | 26 | Powertrain |
| P053B | PCV heater 'A' control circuit low | 26 | Powertrain |
| P053C | PCV heater 'A' control circuit high | 26 | Powertrain |
| P053D | PCV heater 'A' performance | 6 | Powertrain |
| P053F | Cold start fuel pressure performance bank 1 | 18 | Powertrain |
| P0540 | Intake Air Heater A Circuit | 27 | Powertrain |
| P0541 | Intake Air Heater A Circuit Low | 23 | Powertrain |
| P0542 | Intake Air Heater A Circuit High | 23 | Powertrain |
| P0543 | Intake Air Heater A Circuit Open | 24 | Powertrain |
| P0544 | Exhaust Gas Temperature Sensor Circuit (Bank 1 Sensor 1) | 33 | Powertrain |
| P0545 | Exhaust Gas Temperature Sensor Circuit Low (Bank 1 Sensor 1) | 37 | Powertrain |
| P0546 | Exhaust Gas Temperature Sensor Circuit High (Bank 1 Sensor 1) | 37 | Powertrain |
| P0547 | Exhaust Gas Temperature Sensor Circuit (Bank 2 Sensor 1) | 28 | Powertrain |
| P0548 | Exhaust Gas Temperature Sensor Circuit Low (Bank 2 Sensor 1) | 29 | Powertrain |
| P0549 | Exhaust Gas Temperature Sensor Circuit High (Bank 2 Sensor 1) | 28 | Powertrain |
| P054A | Cold start 'B' camshaft position timing over-advanced bank 1 | 24 | Powertrain |
| P054B | Cold start 'B' camshaft position timing over-retarded bank 1 | 23 | Powertrain |
| P054C | Cold start 'B' camshaft position timing over-advanced bank 2 | 24 | Powertrain |
| P054D | Cold start 'B' camshaft position timing over-retarded bank 2 | 23 | Powertrain |
| P054E | Idle control system - fuel quantity lower than expected | 13 | Powertrain |
| P054F | Idle control system - fuel quantity higher than expected | 12 | Powertrain |
| P0550 | Power Steering Pressure Sensor Circuit | 30 | Powertrain |
| P0551 | Power Steering Pressure Sensor Circuit Range/Performance | 26 | Powertrain |
| P0552 | Power Steering Pressure Sensor Circuit Low Input | 26 | Powertrain |
| P0553 | Power Steering Pressure Sensor Circuit High Input | 26 | Powertrain |
| P0554 | Power Steering Pressure Sensor/Switch Circuit Intermittent | 25 | Powertrain |
| P0555 | Brake Booster Pressure Sensor Circuit | 35 | Powertrain |
| P0556 | Brake Booster Pressure Sensor Circuit Range/Performance | 32 | Powertrain |
| P0557 | Brake Booster Pressure Sensor Circuit Low | 34 | Powertrain |
| P0558 | Brake Booster Pressure Sensor Circuit High | 33 | Powertrain |
| P0559 | Brake Booster Pressure Sensor Circuit Intermittent | 23 | Powertrain |
| P055A | Engine oil pressure sensor/switch 'B' circuit | 11 | Powertrain |
| P055B | Engine oil pressure sensor/switch 'B' range/performance | 13 | Powertrain |
| P055C | Engine oil pressure sensor/switch 'B' low | 13 | Powertrain |
| P055D | Engine oil pressure sensor/switch 'B' high | 13 | Powertrain |
| P055F | Engine oil pressure out of range | 8 | Powertrain |
| P0560 | System Voltage | 42 | Powertrain |
| P0561 | System Voltage Unstable | 33 | Powertrain |
Some brand data is extracted from diagnostic files and may contain manufacturer-specific wording. General SAE J2012 descriptions are used where available.