Section 12 (Electronic A/T Shift Lever System - Diagnostic Codes (2 Of 2) & Circuit Tests)
WARNING: This page is about a different car, the 2025 Lexus RX 350, 2024 Lexus RX 350, and 2023 Lexus RX 350. However, it is still accessible from the selected car via links, so may be relevant.
- Electronic Shift Lever System
- DTC P177C-62: Gear Lever Position / Transmission Position Signal Compare Failure [08/2023 - ]
- DTC P1788-04: Gear Shift Control Module "B" (Main CPU) System Internal Failure [10/2022 - ]
- DTC P1789-00: Lost Communication with Gear Shift Control Module "A" from "B" (Sub CPU) Missing Message [10/2022 - ]
- DTC P178A-14: Gear Shift Control Module "B" Wake-up Circuit Short to Ground or Open; DTC P178D-14: Gear Shift Control Module "B" (Sub CPU) Wake-up Circuit Short to Ground or Open [10/2022 - ]
- DTC P1790-14: Gear Shift Actuator "A" Supply Voltage "A" Circuit Short to Ground or Open [10/2022 - 08/2023]
- DTC P1790-14: Gear Shift Actuator "A" Supply Voltage "A" Circuit Short to Ground or Open [08/2023 - ]
- DTC P1796-14: Gear Shift Actuator "B" Supply Voltage "A" Circuit Short to Ground or Open [10/2022 - 08/2023]
- DTC P1796-14: Gear Shift Actuator "B" Supply Voltage "A" Circuit Short to Ground or Open [08/2023 - ]
- DTC P179C-49: Gear Shift Actuator "A" Control Circuit Internal Electronic Failure [10/2022 - ]
- DTC P179D-49: Gear Shift Actuator "B" Control Circuit Internal Electronic Failure [10/2022 - ]
- DTC P179E-00: Gear Shift Actuator "A" Performance [10/2022 - 08/2023]
- DTC P179E-00: Gear Shift Actuator "A" Performance [08/2023 - ]
- DTC P179F-00: Gear Shift Actuator "B" Performance [10/2022 - 08/2023]
- DTC P179F-00: Gear Shift Actuator "B" Performance [08/2023 - ]
- DTC P18A6-00: Gear Shift Control Module "A"/"B" (Sub CPU) Ignition Switch On/Start Position Signal Compare Failure; DTC P18A6-62: Gear Shift Control Module "A"/"B" Ignition Switch On/Start Position Signal Compare Failure [10/2022 - 08/2023]
- DTC P18A6-00: Gear Shift Control Module "A"/"B" (Sub CPU) Ignition Switch On/Start Position Signal Compare Failure; DTC P18A6-62: Gear Shift Control Module "A"/"B" Ignition Switch On/Start Position Signal Compare Failure [08/2023 - ]
- DTC P18AF-00: Gear Shift Control Module "B" (Sub CPU) EPBT Circuit Short to Battery [10/2022 - ]
- DTC P18B2-00: Gear Shift Control Module "B" Motor Angle Sensor "A" Performance; DTC P18B6-00: Gear Shift Control Module "B" Motor Angle Sensor "B" Performance [10/2022 - ]
- DTC P18B3-1C: Gear Shift Control Module "B" Motor Temperature Sensor "A" Circuit Voltage Out of Range [10/2022 - ]
- DTC P18B5-62: Gear Shift Actuator "A" Phase U-V-W Current Sensor Signal Compare Failure; DTC P18B9-62: Gear Shift Actuator "B" Phase U-V-W Current Sensor Signal Compare Failure [10/2022 - ]
- DTC P18B7-1C: Gear Shift Control Module "B" Motor Temperature Sensor "B" Circuit Voltage Out of Range [10/2022 - ]
- DTC P2E00-64: Gear Lever Position Sensor "A" Signal Plausibility Failure; DTC P2E04-64: Gear Lever Position Sensor "B" Signal Plausibility Failure; DTC P2E08-64: Gear Lever Position Sensor "C" Signal Plausibility Failure [10/2022 - ]
- DTC U0100-00: Lost Communication with ECM/PCM "A" Missing Message (Powertrain Bus); DTC U0140-00: Lost Communication with Body Control Module (Sub) Missing Message; DTC U0155-86: Lost Communication with Instrument Panel Cluster (IPC) Control Module Signal (some circuit quantity, reported via serial data) Invalid; DTC U1103-00: Lost Communication with Stop and Start Control Module Missing Message (Powertrain Bus); DTC U1107-00: Lost Communication with Power Management Module (Gear Shift Control Module "A"); DTC U114F-00: Lost Communication with Power Integration Module (System 2) Missing Message; DTC U1170-00: Lost Communication with Brake System Control Module (Gear Shift Control Module "A") [10/2022 - ]
- DTC U0291-00: Lost Communication with Gear Shift Control Module "B" (System 2) Missing Message [10/2022 - ]
- ECU Power Source Circuit [10/2022 - 08/2023]
- ECU Power Source Circuit [08/2023 - ]