Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2014 Lexus GX 460 BaseFACTORY OEM SERVICE PROCEDURE
Engine Control System (Diagnostic Codes (P062F-P2119))
- SFI System
- DTC P062F: Internal Control Module EEPROM Error [08/2013 - ]
- DTC P0630: VIN not Programmed or Mismatch - ECM / PCM [08/2013 - ]
- DTC P0657: Actuator Supply Voltage Circuit / Open [08/2013 - ]
- DTC P0724: Brake Switch "B" Circuit High [08/2013 - ]
- DTC P106A: Evaporative Emission System Pressure Sensor - Manifold Absolute Pressure Correlation; DTC P106B: Evaporative Emission System Pressure Sensor - Secondary Air Injection Pressure Sensor Correlation [08/2013 - ]
- DTC P1340: Camshaft Position Sensor "A" (Bank 1 Sensor 2); DTC P1342: Camshaft Position Sensor "A" Low Input (MRE); DTC P1343: Camshaft Position Sensor "A" High Input (MRE) [08/2013 - ]
- DTC P144C: Open in Secondary Air Injection System Heater Control Circuit; DTC P144D: Short in Secondary Air Injection System Heater Control Circuit [08/2013 - ]
- DTC P1603: Engine Stall History; DTC P1605: Rough Idling [08/2013 - ]
- DTC P1604: Startability Malfunction [08/2013 - ]
- DTC P1607: Cruise Control Input Processor [08/2013 - ]
- DTC P1613: Secondary Air Injection Driver Malfunction [08/2013 - ]
- DTC P2102: Throttle Actuator Control Motor Circuit Low; DTC P2103: Throttle Actuator Control Motor Circuit High [08/2013 - ]
- DTC P2109: Throttle / Pedal Position Sensor "A" Minimum Stop Performance [08/2013 - ]
- DTC P2111: Throttle Actuator Control System - Stuck Open; DTC P2112: Throttle Actuator Control System - Stuck Closed [08/2013 - ]
- DTC P2118: Throttle Actuator Control Motor Current Range / Performance [08/2013 - ]
- DTC P2119: Throttle Actuator Control Throttle Body Range / Performance [08/2013 - ]
Factory Service Tools
Use the Manual With the Right Hardware
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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