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.
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HOMESERVICE MANUALSTOYOTA2019SEQUOIA LIMITED, 4WDREPAIR AND DIAGNOSISENGINE PERFORMANCESYSTEMENGINE CONTROL SYSTEM (3UR-FE) - DIAGNOSTIC CODES (5 OF 9)
2019 Toyota Sequoia Limited, 4WD
Engine Control System (3UR-FE) - Diagnostic Codes (5 Of 9)
2019 Toyota Sequoia Limited, 4WDSECTION Engine Control System (3UR-FE) - Diagnostic Codes (5 Of 9)
- SFI System
- DTC P050B: Cold Start Ignition Timing Performance [10/2016 - 08/2017]
- DTC P050B: Cold Start Ignition Timing Performance [08/2017 - 08/2019]
- DTC P050B: Cold Start Ignition Timing Performance [08/2019 - ]
- DTC P0550: Power Steering Pressure Sensor Circuit Malfunction; DTC P0552: Power Steering Pressure Sensor Circuit Low Input; DTC P0553: Power Steering Pressure Sensor Circuit High Input [08/2015 - 08/2017]
- DTC P0550: Power Steering Pressure Sensor Circuit Malfunction; DTC P0552: Power Steering Pressure Sensor Circuit Low Input; DTC P0553: Power Steering Pressure Sensor Circuit High Input [08/2017 - 08/2019]
- DTC P0550: Power Steering Pressure Sensor Circuit Malfunction; DTC P0552: Power Steering Pressure Sensor Circuit Low Input; DTC P0553: Power Steering Pressure Sensor Circuit High Input [08/2019 - ]
- DTC P0560: System Voltage [08/2015 - 08/2017]
- DTC P0560: System Voltage [08/2017 - 08/2019]
- DTC P0560: System Voltage [08/2019 - ]
- DTC P0604: Random Access Memory (RAM) [08/2015 - 08/2019]
- DTC P0604: Random Access Memory (RAM) [08/2019 - ]
- DTC P0606: ECM / PCM Processor [08/2015 - 08/2019]
- DTC P0606: ECM / PCM Processor [08/2019 - ]
- DTC P0607: Control Module Performance [08/2015 - 08/2019]
- DTC P0607: Control Module Performance [08/2019 - ]
- DTC P060A: Internal Control Module Monitoring Processor Performance [08/2015 - 08/2019]
- DTC P060A: Internal Control Module Monitoring Processor Performance [08/2019 - ]
- DTC P060B: Internal Control Module A/D Processing Performance [08/2015 - 08/2019]
- DTC P060B: Internal Control Module A/D Processing Performance [08/2019 - ]
- DTC P060D: Internal Control Module Accelerator Pedal Position Performance [08/2015 - 08/2019]
- DTC P060D: Internal Control Module Accelerator Pedal Position Performance [08/2019 - ]
- DTC P060E: Internal Control Module Throttle Position Performance [08/2015 - 08/2019]
- DTC P060E: Internal Control Module Throttle Position Performance [08/2019 - ]
- DTC P0617: Starter Relay Circuit High [08/2015 - 08/2017]
- DTC P0617: Starter Relay Circuit High [08/2017 - 08/2019]
- DTC P0617: Starter Relay Circuit High [08/2019 - ]
- DTC P062F: Internal Control Module EEPROM Error [08/2015 - 08/2019]
- DTC P062F: Internal Control Module EEPROM Error [08/2019 - ]
- DTC P0630: VIN not Programmed or Mismatch - ECM / PCM [08/2015 - 10/2016]
- DTC P0630: VIN not Programmed or Mismatch - ECM / PCM [10/2016 - 08/2019]
- DTC P0630: VIN not Programmed or Mismatch - ECM / PCM [08/2019 - ]
- DTC P0657: Actuator Supply Voltage Circuit / Open [08/2015 - 08/2019]
- DTC P0657: Actuator Supply Voltage Circuit / Open [08/2019 - ]
- DTC P0724: Brake Switch "B" Circuit High [08/2015 - 08/2017]
- DTC P0724: Brake Switch "B" Circuit High [08/2017 - 08/2019]
- DTC P0724: Brake Switch "B" Circuit High [08/2019 - ]
- DTC P106B: Evaporative Emission System Pressure Sensor - Secondary Air Injection Pressure Sensor Correlation [08/2015 - 08/2019]
- DTC P106B: Evaporative Emission System Pressure Sensor - Secondary Air Injection Pressure Sensor Correlation [08/2019 - ]
- 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) [08/2015 - 08/2017]
- 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) [08/2017 - 08/2019]
- 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) [08/2019 - ]
- DTC P144C: Open in Secondary Air Injection System Heater Control Circuit; DTC P144D: Short in Secondary Air Injection System Heater Control Circuit [08/2015 - 08/2017]
- DTC P144C: Open in Secondary Air Injection System Heater Control Circuit; DTC P144D: Short in Secondary Air Injection System Heater Control Circuit [08/2017 - 08/2019]
- DTC P144C: Open in Secondary Air Injection System Heater Control Circuit; DTC P144D: Short in Secondary Air Injection System Heater Control Circuit [08/2019 - ]
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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.