CAN COMMUNICATION SYSTEM(for RHD) DIAGNOSTIC TROUBLE CODE CHART

Diagnostic Trouble Code Chart
DTC No. Detection Item Trouble Area Note Link
U0182 Lost Communication with Lighting Control Module Front

  • Headlight light control ECU sub-assembly LH main bus line or connector

  • Power source circuit of headlight light control ECU sub-assembly LH

  • Headlight light control ECU sub-assembly LH ground circuit

  • Headlight light control ECU sub-assembly LH

Tech Tips

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.

Click here

U0199 Lost Communication with "Door Control Module A"

  • 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)

Tech Tips

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.

Click here

U0200 Lost Communication with "Door Control Module B"

  • 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)

Tech Tips

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.

Click here

U0201 Lost Communication with "Door Control Module C"

  • Slide door motor unit RH branch line or connector

  • Power source circuit of slide door motor unit RH

  • Slide door motor unit RH ground circuit

  • Slide door motor unit RH

Tech Tips

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.

Click here

U0202 Lost Communication with "Door Control Module D"

  • Slide door motor unit LH branch line or connector

  • Power source circuit of slide door motor unit LH

  • Slide door motor unit LH ground circuit

  • Slide door motor unit LH

Tech Tips

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.

Click here

U0208 Lost Communication with "Seat Control Module A"

  • Front power seat switch RH branch line or connector

  • Power source circuit of front power seat switch RH

  • Front power seat switch RH ground circuit

  • Front power seat switch RH

Tech Tips

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.

Click here

U0230 Lost Communication with Rear Gate Module

  • Back door motor unit branch line or connector (w/ Power Back Door System)

  • Power source circuit of back door motor unit (w/ Power Back Door System)

  • Back door motor unit ground circuit (w/ Power Back Door System)

  • Back door motor unit (w/ Power Back Door System)

  • Multiplex network door ECU branch line or connector (w/ Back Door Closer System without Power Back Door System)

  • Power source circuit of multiplex network door ECU (w/ Back Door Closer System without Power Back Door System)

  • Multiplex network door ECU ground circuit (w/ Back Door Closer System without Power Back Door System)

  • Multiplex network door ECU (w/ Back Door Closer System without Power Back Door System)

Tech Tips

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.

Click here

U024A Lost Communication with Interior Lighting Control Module

  • Room light control relay branch line or connector

  • Power source circuit of room light control relay

  • Room light control relay ground circuit

  • Room light control relay

Tech Tips

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.

Click here

U1002 Lost Communication with Gateway Module (Main Body ECU)

  • Open or short in sub bus 1 main bus 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)

    (w/ Seat Position Memory System)

  • Outer mirror control ECU assembly (for front passenger side)

    (w/ Seat Position Memory System)

  • Front power seat switch RH

    (w/ Seat Position Memory System)

  • Room light control relay

  • Slide door motor unit LH

  • Slide door motor unit RH

  • Headlight light control ECU sub-assembly LH

  • Back door motor unit

    (w/ Power Back Door System)

  • Multiplex network door ECU

    (w/ Back Door Closer System without Power Back Door System)

  • Open or short in No. 1 CAN junction connector

  • Open or short in No. 5 CAN junction connector

Tech Tips

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.

Click here