Section 45 (Engine Control System (8AR-FTS) - Diagnostic Codes (13 Of 14))
WARNING: This page does not describe the selected car, but rather 9 other vehicles, including the 2024 Lexus IS 300, 2023 Lexus IS 300, 2022 Lexus IS 300, 2021 Lexus IS 300, and 2020 Lexus IS 300. However, it is still accessible from the selected car via links, so may be relevant.
- SFI System
- DTC P2119-00: Throttle Actuator "A" Control Throttle Body Range/Performance; DTC P2119-04: Throttle Actuator "A" Control Throttle Body Range/Performance System Internal Failure; DTC P2119-77: Throttle Actuator "A" Control Throttle Body Range/Performance Commanded Position Not Reachable [09/2022 - ]
- DTC P2120-12: Throttle/Pedal Position Sensor/Switch "D" Circuit Short to Battery; DTC P2120-14: Throttle/Pedal Position Sensor/Switch "D" Circuit Short to Ground or Open; DTC P2120-1F: Throttle/Pedal Position Sensor/Switch "D" Circuit Intermittent; DTC P2125-12: Throttle/Pedal Position Sensor/Switch "E" Circuit Short to Battery; DTC P2125-14: Throttle/Pedal Position Sensor/Switch "E" Circuit Short to Ground or Open; DTC P2125-1F: Throttle/Pedal Position Sensor/Switch "E" Circuit Intermittent; DTC P2138-2B: Throttle/Pedal Position Sensor/Switch "D"/"E" Voltage Correlation Signal Cross Coupled [08/2015 - 09/2022]
- DTC P2120-12: Throttle/Pedal Position Sensor/Switch "D" Circuit Short to Battery; DTC P2120-14: Throttle/Pedal Position Sensor/Switch "D" Circuit Short to Ground or Open; DTC P2120-1F: Throttle/Pedal Position Sensor/Switch "D" Circuit Intermittent; DTC P2125-12: Throttle/Pedal Position Sensor/Switch "E" Circuit Short to Battery; DTC P2125-14: Throttle/Pedal Position Sensor/Switch "E" Circuit Short to Ground or Open; DTC P2125-1F: Throttle/Pedal Position Sensor/Switch "E" Circuit Intermittent; DTC P2138-2B: Throttle/Pedal Position Sensor/Switch "D"/"E" Voltage Correlation Signal Cross Coupled [09/2022 - ]
- DTC P2120-1C: Throttle/Pedal Position Sensor/Switch "D" Circuit Voltage Out of Range; DTC P2120-99: Throttle/Pedal Position Sensor/Switch "D" Exceeded Learning Limit [08/2015 - 09/2022]
- DTC P2120-1C: Throttle/Pedal Position Sensor/Switch "D" Circuit Voltage Out of Range; DTC P2120-99: Throttle/Pedal Position Sensor/Switch "D" Exceeded Learning Limit [09/2022 - ]
- DTC P2195-19: A/F (O2) Sensor Signal Biased/Stuck Lean Bank 1 Sensor 1 Circuit Current Above Threshold; DTC P2195-24: A/F (O2) Sensor Signal Biased/Stuck Lean Bank 1 Sensor 1 Signal Stuck High; DTC P2196-18: A/F (O2) Sensor Signal Biased/Stuck Rich Bank 1 Sensor 1 Circuit Current Below Threshold; DTC P2196-23: A/F (O2) Sensor Signal Biased/Stuck Rich Bank 1 Sensor 1 Signal Stuck Low [09/2018 - 09/2022]
- DTC P2195-19: A/F (O2) Sensor Signal Biased/Stuck Lean Bank 1 Sensor 1 Circuit Current Above Threshold; DTC P2195-24: A/F (O2) Sensor Signal Biased/Stuck Lean Bank 1 Sensor 1 Signal Stuck High; DTC P2196-18: A/F (O2) Sensor Signal Biased/Stuck Rich Bank 1 Sensor 1 Circuit Current Below Threshold; DTC P2196-23: A/F (O2) Sensor Signal Biased/Stuck Rich Bank 1 Sensor 1 Signal Stuck Low [09/2022 - ]
- DTC P2195-1D: O2 Sensor Signal Biased/Stuck Lean Bank 1 Sensor 1 Circuit Current Out of Range; DTC P2195-23: O2 Sensor Signal Biased/Stuck Lean Bank 1 Sensor 1 Signal Stuck Low; DTC P2196-1D: O2 Sensor Signal Biased/Stuck Rich Bank 1 Sensor 1 Circuit Current Out of Range; DTC P2196-24: O2 Sensor Signal Biased/Stuck Rich Bank 1 Sensor 1 Signal Stuck High [08/2015 - 09/2018]
- DTC P21CF-13: Cylinder 1 Injector "B" Circuit Open; DTC P21D0-13: Cylinder 2 Injector "B" Circuit Open; DTC P21D1-13: Cylinder 3 Injector "B" Circuit Open; DTC P21D2-13: Cylinder 4 Injector "B" Circuit Open [08/2015 - 09/2022]
- DTC P21CF-13: Cylinder 1 Injector "B" Circuit Open; DTC P21D0-13: Cylinder 2 Injector "B" Circuit Open; DTC P21D1-13: Cylinder 3 Injector "B" Circuit Open; DTC P21D2-13: Cylinder 4 Injector "B" Circuit Open [09/2022 - ]
- DTC P2226-11: Barometric Pressure Sensor "A" Circuit Short to Ground; DTC P2226-15: Barometric Pressure Sensor "A" Circuit Short to Battery or Open [08/2015 - 09/2022]
- DTC P2226-11: Barometric Pressure Sensor "A" Circuit Short to Ground; DTC P2226-15: Barometric Pressure Sensor "A" Circuit Short to Battery or Open [09/2022 - ]
- DTC P2237-11: O2 Sensor Positive Current Control Bank 1 Sensor 1 Circuit Short to Ground; DTC P2237-12: O2 Sensor Positive Current Control Bank 1 Sensor 1 Circuit Short to Battery; DTC P2237-14: O2 Sensor Positive Current Control Bank 1 Sensor 1 Circuit Short to Ground or Open; DTC P2237-16: O2 Sensor Positive Current Control Bank 1 Sensor 1 Circuit Voltage Below Threshold; DTC P2237-17: O2 Sensor Positive Current Control Bank 1 Sensor 1 Circuit Voltage Above Threshold; DTC P2237-1A: O2 Sensor Positive Current Control Bank 1 Sensor 1 Circuit Resistance Below Threshold; DTC P2251-11: O2 Sensor Negative Current Control Bank 1 Sensor 1 Circuit Short to Ground; DTC P2251-12: O2 Sensor Negative Current Control Bank 1 Sensor 1 Circuit Short to Battery [08/2015 - 09/2018]
- DTC P2237-11: A/F (O2) Sensor Positive Current Control Bank 1 Sensor 1 Circuit Short to Ground; DTC P2237-12: A/F (O2) Sensor Positive Current Control Bank 1 Sensor 1 Circuit Short to Battery; DTC P2237-13: A/F (O2) Sensor Positive Current Control Bank 1 Sensor 1 Circuit Open; DTC P2237-16: A/F (O2) Sensor Positive Current Control Bank 1 Sensor 1 Circuit Voltage Below Threshold; DTC P2237-17: A/F (O2) Sensor Positive Current Control Bank 1 Sensor 1 Circuit Voltage Above Threshold; DTC P2237-1B: A/F (O2) Sensor Positive Current Control Bank 1 Sensor 1 Circuit Resistance Above Threshold; DTC P2251-11: O2 Sensor Negative Current Control Bank 1 Sensor 1 Circuit Short to Ground; DTC P2251-12: O2 Sensor Negative Current Control Bank 1 Sensor 1 Circuit Short to Battery [09/2018 - 09/2022]
- DTC P2237-11: A/F (O2) Sensor Positive Current Control Bank 1 Sensor 1 Circuit Short to Ground; DTC P2237-12: A/F (O2) Sensor Positive Current Control Bank 1 Sensor 1 Circuit Short to Battery; DTC P2237-13: A/F (O2) Sensor Positive Current Control Bank 1 Sensor 1 Circuit Open; DTC P2237-16: A/F (O2) Sensor Positive Current Control Bank 1 Sensor 1 Circuit Voltage Below Threshold; DTC P2237-17: A/F (O2) Sensor Positive Current Control Bank 1 Sensor 1 Circuit Voltage Above Threshold; DTC P2237-1B: A/F (O2) Sensor Positive Current Control Bank 1 Sensor 1 Circuit Resistance Above Threshold; DTC P2251-11: O2 Sensor Negative Current Control Bank 1 Sensor 1 Circuit Short to Ground; DTC P2251-12: O2 Sensor Negative Current Control Bank 1 Sensor 1 Circuit Short to Battery [09/2022 - ]
- DTC P2418-7F: Evaporative Emission System Switching Valve Control Circuit Actuator Stuck Off [08/2015 - 09/2018]
- DTC P2418-7F: Evaporative Emission System Switching Valve Control Circuit Actuator Stuck Off [09/2018 - 09/2020]
- DTC P2418-7F: Evaporative Emission System Switching Valve Control Circuit Actuator Stuck Off [09/2020 - 09/2022]
- DTC P2418-7F: Evaporative Emission System Switching Valve Control Circuit Actuator Stuck Off [09/2022 - ]
- DTC P25B3-72: Turbocharger/Supercharger Wastegate "A" Actuator Stuck Open [08/2015 - 09/2022]