Toyota OBD2 Trouble Codes
The following trouble codes are specific to Toyota. You may also see Lexus trouble codes, since Toyota and Lexus are of the same parent company.
Toyota Powertrain Trouble Codes
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| Code(s) | Description |
|---|---|
| P1100 | BARO Sensor Circuit. |
| P1120 | Accelerator Pedal Position Sensor Circuit. |
| P1121 | Accelerator Pedal Position Sensor Range/Performance Problem. |
| P1125 | Throttle Control Motor Circuit. |
| P1126 | Magnetic Clutch Circuit. |
| P1127 | ETCS Actuator Power Source Circuit. |
| P1128 | Throttle Control Motor Lock. |
| P1129 | Electric Throttle Control System. |
| P1130 | Air/Fuel Sensor Circuit Range/Performance. (Bank 1 Sensor 1) |
| P1133 | Air/Fuel Sensor Circuit Response. (Bank 1 Sensor 1) |
| P1135 | Air/Fuel Sensor Heater Circuit Response. (Bank 1 Sensor 1) |
| P1150 | Air/Fuel Sensor Circuit Range/Performance. (Bank 1 Sensor 2) |
| P1153 | Air/Fuel Sensor Circuit Response. (Bank 1 Sensor 2) |
| P1155 | Air/Fuel Sensor Heater Circuit. (Bank 1 Sensor 2) |
| P1200 | Fuel Pump Relay Circuit. |
| P1300 | Igniter Circuit Malfunction - No. 1. |
| P1310 | Igniter Circuit Malfunction - No. 2. |
| P1335 | No Crankshaft Position Sensor Signal - Engine Running. |
| P1349 | VVT System. |
| P1400 | Sub-Throttle Position Sensor. |
| P1401 | Sub-Throttle Position Sensor Range/Performance Problem. |
| P1405 | Turbo Pressure Sensor Circuit. |
| P1406 | Turbo Pressure Sensor Range/Performance Problem. |
| P1410 | EGR Valve Position Sensor Circuit Malfunction. |
| P1411 | EGR Valve Position Sensor Circuit Range/Performance. |
| P1500 | Starter Signal Circuit. |
| P1510 | Boost Pressure Control Circuit. |
| P1511 | Boost Pressure Low. |
| P1512 | Boost Pressure High. |
| P1520 | Stop Lamp Switch Signal Malfunction. |
| P1565 | Cruise Control Main Switch Circuit. |
| P1600 | ECM BATT Malfunction |
| P1605 | Knock Control CPU. |
| P1630 | Traction Control System. |
| P1633 | ECM. |
| P1652 | Idle Air Control Valve Control Circuit. |
| P1656 | OCV Circuit. |
| P1658 | Wastegate Valve Control Circuit. |
| P1661 | EGR Circuit. |
| P1662 | EGR by-pass Valve Control Circuit. |
| P1780 | Park/Neutral Position Switch Malfunction (Only For A/T) |