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Home >> Lexus >> 2014 >> IS 250 Base, AWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Communication Devices >> Can Communication System - Diagnostics - Introduction (13 Of 13) >> Can Communication System >> Diagnostic Trouble Code Chart [10/2016 - 09/2018] >> Diagnostic Trouble Code Chart [10/2016 - 09/2018]

Diagnostic Trouble Code Chart [10/2016 - 09/2018]

DIAGNOSTIC TROUBLE CODE CHART

DTC No. Detection Item Trouble Area Note Link
B1003 ECU Malfunction Central Gateway ECU (Network Gateway ECU) - Refer to DTC B1003: ECU Malfunction [10/2016 - ]
U0182 Lost Communication with Lighting Control Module Front
  • No. 1 headlight ECU sub-assembly LH branch line or connector
  • Power source circuit of No. 1 headlight ECU sub-assembly LH
  • No. 1 headlight ECU sub-assembly LH ground circuit
  • No. 1 headlight ECU sub-assembly LH
HINT: 
The main body ECU (multiplex network body ECU) stores DTCs when it detects a communication stop or network communication error for ECUs connected to sub bus 1.
Refer to DTC U0182: Lost Communication with Lighting Control Module Front [10/2016 - 09/2020]
U0199 Lost Communication with "Door Control Module A"
  • Outer mirror control ECU assembly (for front passenger side) branch line or connector
  • Power source circuit of outer mirror control ECU assembly (for front passenger side)
  • Outer mirror control ECU assembly (for front passenger side) ground circuit
  • Outer mirror control ECU assembly (for front passenger side)
HINT: 
The main body ECU (multiplex network body ECU) stores DTCs when it detects a communication stop or network communication error for ECUs connected to sub bus 1.
Refer to DTC U0199: Lost Communication with "Door Control Module A" [10/2016 - ]
U0200 Lost Communication with "Door Control Module B"
  • Outer mirror control ECU assembly (for driver side) branch line or connector
  • Power source circuit of outer mirror control ECU assembly (for driver side)
  • Outer mirror control ECU assembly (for driver side) ground circuit
  • Outer mirror control ECU assembly (for driver side)
HINT: 
The main body ECU (multiplex network body ECU) stores DTCs when it detects a communication stop or network communication error for ECUs connected to sub bus 1.
Refer to DTC U0200: Lost Communication with "Door Control Module B" [10/2016 - 09/2020]
U0208 Lost Communication with "Seat Control Module A"
  • Front power seat switch LH branch line or connector
  • Power source circuit of front power seat switch LH
  • Front power seat switch LH ground circuit
  • Front power seat switch LH
HINT: 
The main body ECU (multiplex network body ECU) stores DTCs when it detects a communication stop or network communication error for ECUs connected to sub bus 1.
Refer to DTC U0208: Lost Communication with "Seat Control Module A" [10/2016 - 09/2020]
U0265 Lost Communication with Parking Assist Monitor Module
  • Rear television camera assembly branch line or connector
  • Power source circuit of rear television camera assembly
  • Rear television camera assembly ground circuit
  • Rear television camera assembly
HINT: 
The main body ECU (multiplex network body ECU) stores DTCs when it detects a communication stop or network communication error for ECUs connected to sub bus 1.
Refer to DTC U0265: Lost Communication with Parking Assist Monitor Module [10/2016 - 09/2020]
U1002 Lost Communication with Gateway Module (Main Body ECU)
  • Open or short in sub bus 1 main lines or connector
  • Short in sub bus 1 branch lines or connector
  • Main body ECU (multiplex network body ECU)
  • Outer mirror control ECU assembly

    (for Driver Side with Seat Position Memory System)

  • Outer mirror control ECU assembly

    (for Front Passenger Side with Seat Position Memory System)

  • Front power seat switch LH

    (w/ Seat Position Memory System)

  • Multiplex tilt and telescopic ECU

    (w/ Power Tilt and Power Telescopic System)

  • No. 1 headlight ECU sub-assembly LH

    (w/o AFS)

  • Rear television camera assembly

    (w/ Parking Assist Monitor System)

  • Open or short in No. 3 CAN junction connector
  • Open or short in No. 12 CAN junction connector
  • Open or short in No. 13 junction connector
  • Open or short in No. 1 CAN junction terminal
HINT: 
The main body ECU (multiplex network body ECU) stores DTCs when it detects a communication stop or network communication error for ECUs connected to sub bus 1.
Refer to DTC U1002: Lost Communication with Gateway Module (Main Body ECU) [10/2016 - 09/2018]
U1115 Lost Communication with Tilt & Telescopic Module
  • Multiplex tilt and telescopic ECU branch line or connector
  • Power source circuit of multiplex tilt and telescopic ECU
  • Multiplex tilt and telescopic ECU ground circuit
  • Multiplex tilt and telescopic ECU
HINT: 
The main body ECU (multiplex network body ECU) stores DTCs when it detects a communication stop or network communication error for ECUs connected to sub bus 1.
Refer to DTC U1115: Lost Communication with Tilt & Telescopic Module [10/2016 - ]