Power Seat System DTC Diagnostics

• Troubleshooting
  • DTC Troubleshooting: B1802
    • Notes
    • Overview
    • Inspection Outline
    • Confirmation Procedure
    • Related Information
    • HDS Function
  • DTC Troubleshooting: B1803
    • Notes
    • Overview
    • Inspection Outline
    • Confirmation Procedure
    • Related information
    • HDS Function
    • Front Passenger's Door Control Unit Inspection
    • Driver's Door Control Unit Inspection
  • DTC Troubleshooting: B1804
    • Notes
    • Overview
    • Inspection Outline
    • Confirmation Procedure
    • Related Information
    • HDS Function
  • DTC Troubleshooting: B1813
    • Notes
    • Overview
    • Inspection Outline
    • Confirmation Procedure
    • Related Information
    • HDS Function
    • LVSE Circuit Inspection
    • GND Open Wire Inspection (without massage seat)
    • SGND Open Wire Inspection (with massage seat)
    • Power Lumbar Support Motor A Inspection
    • Driver's Power Seat Control Unit Inspection
  • DTC Troubleshooting: B1814
    • Notes
    • Overview
    • Inspection Outline
    • Confirmation Procedure
    • Related Information
    • HDS Function
    • LHSE Circuit Inspection
    • GND Open Wire Inspection (without massage seat)
    • SGND Open Wire Inspection (with massage seat)
    • Power Lumbar Support Motor B Inspection
    • Driver's Power Seat Control Unit Inspection
  • DTC Troubleshooting: B1816
    • Notes
    • Overview
    • Inspection Outline
    • Confirmation Procedure
    • Related Information
    • HDS Function
    • BLSE Circuit Inspection
    • GND Open Wire Inspection (without massage seat)
    • SGND Open Wire Inspection (with massage seat)
    • Left Bolster Motor Inspection
    • Driver's Power Seat Control Unit Inspection
  • DTC Troubleshooting: B1817, B1818, B1819, B1844, B1845, B1846, B1847
    • Notes
    • Overview
    • Inspection Outline
    • Confirmation Procedure
    • Related Information
    • HDS Function
    • DPH (+) Circuit Inspection
    • DPV (+) Circuit Inspection
    • TOGGLE Circuit Inspection
    • SLD (+) Circuit Inspection
    • REC (+) Circuit Inspection
    • FRTH (+) Circuit Inspection
    • RRH (+) Circuit Inspection
    • GND Open Wire Inspection
    • Driver's Power Seat Control Unit Inspection
  • DTC Troubleshooting: B181A
    • Notes
    • Overview
    • Inspection Outline
    • Confirmation Procedure
    • Related Information
    • HDS Function
  • DTC Troubleshooting: B181B
    • Notes
    • Overview
    • Inspection Outline
    • Confirmation Procedure
    • Related Information
    • HDS Function
  • DTC Troubleshooting: B181C
    • Notes
    • Overview
    • Inspection Outline
    • Confirmation Procedure
    • Related Information
    • HDS Function
    • PUMP+, PUMP- Circuit Inspection
    • Driver's Massage Seat Air Pump Inspection
    • Driver's Massage Seat Control Unit Inspection
  • DTC Troubleshooting: B1825
    • Notes
    • Overview
    • Inspection Outline
    • Confirmation Procedure
    • Related Information
    • HDS Function
    • SLSE Circuit Inspection
    • GND Open Wire Inspection (without massage seat)
    • SGND Open Wire Inspection (with massage seat)
    • Slide Motor Inspection
    • Driver's Power Seat Control Unit Inspection
  • DTC Troubleshooting: B1826
    • Notes
    • Overview
    • Inspection Outline
    • Confirmation Procedure
    • Related Information
    • HDS Function
    • FHSE Circuit Inspection
    • GND Open Wire Inspection (without massage seat)
    • SGND Open Wire Inspection (with massage seat)
    • Tilt Motor Inspection
    • Driver's Power Seat Control Unit Inspection
  • DTC Troubleshooting: B1827
    • Notes
    • Overview
    • Inspection Outline
    • Confirmation Procedure
    • Related Information
    • HDS Function
    • RHSE Circuit Inspection
    • GND Open Wire Inspection (without massage seat)
    • SGND Open Wire Inspection (with massage seat)
    • Height Motor Inspection
    • Driver's Power Seat Control Unit Inspection
  • DTC Troubleshooting: B1828
    • Notes
    • Overview
    • Inspection Outline
    • Confirmation Procedure
    • Related Information
    • HDS Function
    • RESE Circuit Inspection
    • GND Open Wire Inspection (without massage seat)
    • SGND Open Wire Inspection (with massage seat)
    • Recline Motor Inspection
    • Driver's Power Seat Control Unit Inspection
  • DTC Troubleshooting: B1829
    • Notes
    • Overview
    • Inspection Outline
    • Confirmation Procedure
    • Related Information
    • HDS Function
    • ATP-P [PARKOUT] Circuit Inspection
  • DTC Troubleshooting: B1830
    • Notes
    • Overview
    • Inspection Outline
    • Confirmation Procedure
    • Related Information
    • HDS Function
    • AS_MIRROR_VREF, AS_MIRROR_HLSE, AS_MIRROR_VLSE, AS_MIRROR_AGND Circuit Inspection
    • Mirror Position Sensor Inspection
    • Front Passenger's Door Control Unit Functional Inspection
    • Front Passenger's Door Control Unit Inspection
  • DTC Troubleshooting: B1832
    • Notes
    • Overview
    • Inspection Outline
    • Confirmation Procedure
    • Related Information
    • HDS Function
    • MIRROR_VRFE, DR_MIRROR_HLSE, DR_MIRROR_VLSE, DR_MIRROR_AGND Circuit Inspection
    • Mirror Position Sensor Inspection
    • Driver's Door Control Unit Functional Inspection
    • Driver's Door Control Unit Inspection
  • DTC Troubleshooting: B1835
    • Notes
    • Overview
    • Inspection Outline
    • Confirmation Procedure
    • Related Information
    • HDS Function
    • ETS_SW_IN1, ETS_SW_IN2_ETS_SW_IN3, ESS_SW_BATT, ETS_SW_GND Circuit Inspection
    • Power Tilt/Telescopic Steering Control Unit Inspection
  • DTC Troubleshooting: B1837
    • Notes
    • Overview
    • Inspection Outline
    • Confirmation Procedure
    • Related information
    • HDS Function
    • Motor Gear Inspection
    • Driver's Door Control Unit Inspection
    • Front Passenger's Door Control Unit Inspection
    • Power Tilt/Telescopic Steering Control Unit Inspection
    • Driver's Power Seat Control Unit Inspection
  • DTC Troubleshooting: B1838
    • Notes
    • Overview
    • Inspection Outline
    • Confirmation Procedure
    • Related Information
    • HDS Function
    • BRSE Circuit Inspection
    • GND Open Wire Inspection (without massage seat)
    • SGND Open Wire Inspection (with massage seat)
    • Right Bolster Motor Inspection
    • Driver's Power Seat Control Unit Inspection
  • DTC Troubleshooting: B1839
    • Notes
    • Overview
    • Inspection Outline
    • Confirmation Procedure
    • Related Information
    • HDS Function
    • CSSE Circuit Inspection
    • GND Open Wire Inspection (without massage seat)
    • SGND Open Wire Inspection (with massage seat)
    • Power Thigh Support Motor Inspection
    • Driver's Power Seat Control Unit Inspection
  • DTC Troubleshooting: B1840
    • Notes
    • Overview
    • Inspection Outline
    • Confirmation Procedure
    • Related Information
    • HDS Function
    • ETS_TILT_SNSR_A, ETS_TILT_SNSR_B, ETS_SNSR_GND Circuit Inspection
    • ETS_SNSR_VCC, ETS_SNSR_GND Open Wire Inspection
    • +B_ETS1, PGND, ETS_TILT_MTR+, ETS_TILT_MTR- Circuit Inspection
    • Power Tilt Motor/Position Sensor Inspection
    • Power Tilt/Telescopic Steering Control Unit Inspection
  • DTC Troubleshooting: B1841
    • Notes
    • Overview
    • Inspection Outline
    • Confirmation Procedure
    • Related Information
    • HDS Function
    • ETS_TELESCO_SNSR_A, ETS_TELESCO_SNSR_B, ETS_SNSR_GND Circuit Inspection
    • ETS_SNSR_VCC, ETS_SNSR_GND Open Wire Inspection
    • +B_ETS2, PGND, ETS_TELESCO_MTR+, ETS_TELESCO_MTR- Circuit Inspection
    • Power Telescopic Motor/Position Sensor Inspection
    • Power Tilt/Telescopic Steering Control Unit Inspection
  • DTC Troubleshooting: B1842
    • Notes
    • Overview
    • Inspection Outline
    • Confirmation Procedure
    • Related Information
    • HDS Function
    • ETS_SNSR_VCC Shorted Wire Inspection
    • Power Tilt Motor/Position Sensor Inspection
    • Power Telescopic Motor/Position Sensor Inspection
    • Power Tilt/Telescopic Steering Control Unit Inspection
  • DTC Troubleshooting: B1843
    • Notes
    • Overview
    • Inspection Outline
    • Confirmation Procedure
    • Related Information
    • HDS Function
    • UART Circuit Inspection
    • IG1_METER, PGND Circuit Inspection
    • +B_MASSAGE_ECU, PGND Circuit Inspection (with massage seat)
    • Power Tilt/Telescopic Steering Inspection
    • Power Tilt/Telescopic Steering Control Unit Inspection
    • Driver's Massage Seat Inspection
    • Driver's Massage Seat Control Unit Inspection
    • Driver's Door Control Unit Inspection
    • Front Passenger's Door Control Unit Inspection
    • Driver's Power Seat Control Unit Inspection
  • DTC Troubleshooting: B1C02
    • Notes
    • Overview
    • Inspection Outline
    • Confirmation Procedure
    • Related Information
    • HDS Function
  • DTC Troubleshooting: B1C13
    • Notes
    • Overview
    • Inspection Outline
    • Confirmation Procedure
    • Related Information
    • HDS Function
    • LVSE Circuit Inspection
    • SGND Open Wire Inspection
    • Power Lumbar Support Motor A Inspection
    • Front Passenger's Power Seat Control Unit Inspection
  • DTC Troubleshooting: B1C14
    • Notes
    • Overview
    • Inspection Outline
    • Confirmation Procedure
    • Related Information
    • HDS Function
    • LHSE Circuit Inspection
    • SGND Open Wire Inspection
    • Power Lumbar Support Motor B Inspection
    • Front Passenger's Power Seat Control Unit Inspection
  • DTC Troubleshooting: B1C16
    • Notes
    • Overview
    • Inspection Outline
    • Confirmation Procedure
    • Related Information
    • HDS Function
    • BLSE Circuit Inspection
    • SGND Open Wire Inspection
    • Left Bolster Motor Inspection
    • Front Passenger's Power Seat Control Unit Inspection
  • DTC Troubleshooting: B1C17, B1C18, B1C19, B1C44, B1C45, B1C46, B1C47
    • Notes
    • Overview
    • Inspection Outline
    • Confirmation Procedure
    • Related Information
    • HDS Function
    • DPH (+) Circuit Inspection
    • DPV (+) Circuit Inspection
    • TGL7 Circuit Inspection
    • SLD (+) Circuit Inspection
    • REC (+) Circuit Inspection
    • FRH (+) Circuit Inspection
    • RRH (+) Circuit Inspection
    • SGND Open Wire Inspection
    • Front Passenger's Power Seat Control Unit Inspection
  • DTC Troubleshooting: B1C25
    • Notes
    • Overview
    • Inspection Outline
    • Confirmation Procedure
    • Related Information
    • HDS Function
    • SLSE Circuit Inspection
    • SGND Open Wire Inspection
    • Slide Motor Inspection
    • Front Passenger's Power Seat Control Unit Inspection
  • DTC Troubleshooting: B1C26
    • Notes
    • Overview
    • Inspection Outline
    • Confirmation Procedure
    • Related Information
    • HDS Function
    • FHSE Circuit Inspection
    • SGND Open Wire Inspection
    • Tilt Motor Inspection
    • Front Passenger's Power Seat Control Unit Inspection
  • DTC Troubleshooting: B1C27
    • Notes
    • Overview
    • Inspection Outline
    • Confirmation Procedure
    • Related Information
    • HDS Function
    • RHSE Circuit Inspection
    • SGND Open Wire Inspection
    • Height Motor Inspection
    • Front Passenger's Power Seat Control Unit Inspection
  • DTC Troubleshooting: B1C28
    • Notes
    • Overview
    • Inspection Outline
    • Confirmation Procedure
    • Related Information
    • HDS Function
    • RESE Circuit Inspection
    • SGND Open Wire Inspection
    • Recline Motor Inspection
    • Front Passenger's Power Seat Control Unit Inspection
  • DTC Troubleshooting: B1C37
    • Notes
    • Overview
    • Inspection Outline
    • Confirmation Procedure
    • Related information
    • HDS Function
    • Motor Gear Inspection
    • Front Passenger's Door Control Unit Inspection
    • Front Passenger's Power Seat Control Unit Inspection
  • DTC Troubleshooting: B1C38
    • Notes
    • Overview
    • Inspection Outline
    • Confirmation Procedure
    • Related Information
    • HDS Function
    • BRSE Circuit Inspection
    • SGND Open Wire Inspection
    • Right Bolster Motor Inspection
    • Front Passenger's Power Seat Control Unit Inspection
  • DTC Troubleshooting: B1C39
    • Notes
    • Overview
    • Inspection Outline
    • Confirmation Procedure
    • Related Information
    • HDS Function
    • CSSE Circuit Inspection
    • SGND Open Wire Inspection
    • Power Thigh Support Motor Inspection
    • Front Passenger's Power Seat Control Unit Inspection
  • DTC Troubleshooting: B1C43
    • Notes
    • Overview
    • Inspection Outline
    • Confirmation Procedure
    • Related Information
    • HDS Function
    • UART Circuit Inspection
    • +B_MASSAGE_ECU, PGND Circuit Inspection
    • Front Passenger's Massage Seat Inspection
    • Front Passenger's Massage Seat Control Unit Inspection
    • Front Passenger's Power Seat Control Unit Inspection
  • DTC Troubleshooting: B1C4A
    • Notes
    • Overview
    • Inspection Outline
    • Confirmation Procedure
    • Related Information
    • HDS Function
  • DTC Troubleshooting: B1C4B
    • Notes
    • Overview
    • Inspection Outline
    • Confirmation Procedure
    • Related Information
    • HDS Function
  • DTC Troubleshooting: B1C4C
    • Notes
    • Overview
    • Inspection Outline
    • Confirmation Procedure
    • Related Information
    • HDS Function
    • PUMP+, PUMP- Circuit Inspection
    • Front Passenger's Massage Seat Air Pump Inspection
    • Front Passenger's Massage Seat Control Unit Inspection
  • DTC Troubleshooting: B1C55 (Ventilated Seat Control Unit)
    • Notes
    • Overview
    • Inspection Outline
    • Confirmation Procedure
    • Related Information
    • HDS Function
    • Driver's Seat Cushion Heater Inspection
    • FR_DR_H/SEAT_TH+, FR_DR_H/SEAT_TH- Open Wire Inspection
    • Ventilated Seat Control Unit Inspection
  • DTC Troubleshooting: B1C56 (Ventilated Seat Control Unit)
    • Notes
    • Overview
    • Inspection Outline
    • Confirmation Procedure
    • Related Information
    • HDS Function
    • Driver's Seat Cushion Heater Inspection
    • FR_DR_H/SEAT_TH+ Shorted Wire Inspection
    • Ventilated Seat Control Unit Inspection
  • DTC Troubleshooting: B1C57 (Ventilated Seat Control Unit)
    • Notes
    • Overview
    • Inspection Outline
    • Confirmation Procedure
    • Related Information
    • HDS Function
    • Front Passenger's Seat Cushion Heater Inspection
    • AS_TH+, AS_TH- Open Wire Inspection
    • Ventilated Seat Control Unit Inspection
  • DTC Troubleshooting: B1C58 (Ventilated Seat Control Unit)
    • Notes
    • Overview
    • Inspection Outline
    • Confirmation Procedure
    • Related Information
    • HDS Function
    • Front Passenger's Seat Cushion Heater Inspection
    • AS_TH+ Shorted Wire Inspection
    • Ventilated Seat Control Unit Inspection
  • DTC Troubleshooting: B1C60 (Ventilated Seat Control Unit)
    • Notes
    • Overview
    • Inspection Outline
    • Confirmation Procedure
    • Related Information
    • HDS Function
    • FR_DR_SEAT_HEATER, BACK_HT Shorted Wire Inspection
    • Ventilated Seat Control Unit Inspection
  • DTC Troubleshooting: B1C61 (Ventilated Seat Control Unit)
    • Notes
    • Overview
    • Inspection Outline
    • Confirmation Procedure
    • Related Information
    • HDS Function
    • FR_DR_SEAT_HEATER, BACK_HT Open Wire Inspection
    • Ventilated Seat Control Unit Inspection
  • DTC Troubleshooting: B1C62 (Ventilated Seat Control Unit)
    • Notes
    • Overview
    • Inspection Outline
    • Confirmation Procedure
    • Related Information
    • HDS Function
    • AS_HEATER, BACK_HTR Shorted Wire Inspection
    • Ventilated Seat Control Unit Inspection
  • DTC Troubleshooting: B1C63 (Ventilated Seat Control Unit)
    • Notes
    • Overview
    • Inspection Outline
    • Confirmation Procedure
    • Related Information
    • HDS Function
    • AS_HEATER, BACK_HTR Open Wire Inspection
    • Ventilated Seat Control Unit Inspection
  • DTC Troubleshooting: B1C68 (Ventilated Seat Control Unit)
    • Notes
    • Overview
    • Inspection Outline
    • Confirmation Procedure
    • Related Information
    • HDS Function
  • DTC Troubleshooting: B1C69 (Ventilated Seat Control Unit)
    • Notes
    • Overview
    • Inspection Outline
    • Confirmation Procedure
    • Related Information
    • HDS Function
  • DTC Troubleshooting: B1C70 (Ventilated Seat Control Unit)
    • Notes
    • Overview
    • Inspection Outline
    • Confirmation Procedure
    • Related Information
    • HDS Function
  • DTC Troubleshooting: B1C71 (Ventilated Seat Control Unit)
    • Notes
    • Overview
    • Inspection Outline
    • Confirmation Procedure
    • Related Information
    • HDS Function
  • DTC Troubleshooting: U0199 (Driver's Power Seat Control Unit)
    • Notes
    • Overview
    • Inspection Outline
    • Confirmation Procedure
    • Related Information
    • HDS Function
  • DTC Troubleshooting: U1064 (Ventilated Seat Control Unit)
    • Notes
    • Overview
    • Inspection Outline
    • Confirmation Procedure
    • Related Information
    • HDS Function
  • DTC Troubleshooting: U1280 (Driver's Power Seat Control Unit)
    • Notes
    • Overview
  • DTC Troubleshooting: U1280 (Front Passenger's Power Seat Control Unit)
    • Notes
    • Overview
  • DTC Troubleshooting: U1280 (Ventilated Seat Control Unit)
    • Notes
    • Overview
  • DTC Troubleshooting: U1281 (Driver's Power Seat Control Unit)
    • Notes
    • Overview
    • Inspection Outline
    • Confirmation Procedure
    • Related Information
    • HDS Function
  • DTC Troubleshooting: U1281 (Front Passenger's Power Seat Control Unit)
    • Notes
    • Overview
    • Inspection Outline
    • Confirmation Procedure
    • Related Information
    • HDS Function
  • DTC Troubleshooting: U128D (Driver's Power Seat Control Unit)
    • Notes
    • Overview
    • Inspection Outline
    • Confirmation Procedure
    • Related Information
    • HDS Function