Lexus OBD2 Trouble Codes
The following trouble codes are specific to Lexus. You may also see Toyota trouble codes, since Lexus and Toyota are of the same parent company.
Lexus Powertrain Trouble Codes
- Click the table header to sort the table data by the respective column heading.
- Type keyword(s) in the table’s search box for a quick display of the searched data.
| Code(s) | Description |
|---|---|
| P1100 | BARO Sensor Circuit Malfunction |
| P1120 | Accelerator Pedal Position Sensor Circuit Malfunction |
| P1121 | Accelerator Pedal Position Sensor Range/Performance Problem |
| P1125 | Throttle Control Motor Circuit Malfunction |
| P1126 | Magnetic Clutch Circuit Malfunction |
| P1127 | ECTS Actuator Power Source Circuit Malfunction |
| P1128 | Throttle Control Motor Lock Malfunction |
| P1129 | Electronic Throttle Control System |
| P1130 | Air/Fuel Ratio Sensor Circuit Range/Performance Malfunction (Bank 1 Sensor 1) |
| P1133 | Air/Fuel Ratio Sensor Circuit Response Malfunction (Bank 1 Sensor 1) |
| P1135 | Air/Fuel Ratio Sensor Heater Circuit Malfunction (Bank 1 Sensor 1) |
| P1150 | Air/Fuel Ratio Sensor Circuit Range/Performance Malfunction (Bank 2 Sensor 1) |
| P1153 | Air/Fuel Ratio Sensor Circuit Response Malfunction (Bank 2 Sensor 1) |
| P1155 | Air/Fuel Ratio Sensor Heater Circuit Malfunction (Bank 1 Sensor 1) |
| P1200 | Fuel Pump Relay/ECU Circuit Malfunction |
| P1300 | Igniter Circuit Malfunction (Bank 1 Or No. 1) |
| P1305 | Igniter Circuit Malfunction, (Bank 2 Or No. 2) |
| P1310 | Igniter Circuit Malfunction (No. 3) |
| P1315 | Igniter Circuit Malfunction (No. 4) |
| P1320 | Igniter Circuit Malfunction (No. 5) |
| P1325 | Igniter Circuit Malfunction (No. 6) |
| P1330 | Igniter Circuit Malfunction (No. 7) |
| P1335 | CKP Sensor Circuit Malfunction During Engine Running |
| P1340 | Igniter Circuit Malfunction (No. 8) |
| P1345 | VVT Sensor Circuit Malfunction (Bank 1) |
| P1346 | VVT Sensor Rang/Performance Problem (Bank 1) |
| P1349 | VVT System Malfunction (Bank 1) |
| P1350 | VVT Sensor Circuit Malfunction (Bank 2) |
| P1351 | VVT Sensor Range/Performance Problem (Bank 2) |
| P1354 | VVT System Malfunction (Bank 2) |
| P1400 | Sub-TP Sensor Malfunction |
| P1401 | Sub-TP Sensor Range/Performance |
| P1410 | EGR Valve Position Sensor Circuit Malfunction |
| P1411 | EGR Valve Position Sensor Circuit Range/Performance Malfunction |
| P1500 | Starter Signal Circuit Malfunction |
| P1520 | Stop Lamp Switch Malfunction |
| P1565 | Cruise Control Main Switch Circuit Malfunction |
| P1566 | Cruise Control Main Switch Circuit Malfunction |
| P1600 | ECM BATT Malfunction |
| P1605 | Knock Control CPU Malfunction |
| P1633 | ECM Malfunction (ETCS Circuit) |
| P1645 | Body ECU Malfunction |
| P1656 | OCV Circuit Malfunction (Bank 1) |
| P1663 | OCV Circuit Malfunction (Bank 2) |
| P1780 | PNP Switch Malfunction |
Lexus Body Trouble Codes
- Click the table header to sort the table data by the respective column heading.
- Type keyword(s) in the table’s search box for a quick display of the searched data.
| Code(s) | Description |
|---|---|
| B2785 | Ignition Switch On Malfunction (Immobilizer System) |
| B2786 | Ignition Switch Off Malfunction (Immobilizer System) |
| B2785 | Ignition Switch On Malfunction (Immobilizer System) |
| B2791 | Key Unlock Warning Switch Malfunction (Immobilizer System) |
| B2795 | Unmatch Key Code (Immobilizer System) |
| B2796 | No Communication In Immobilizer System |
| B2797 | Communication Malfunction No. 1 (Immobilizer System) |
| B2798 | Communication Malfunction No. 2 (Immobilizer System) |