Toyota Corolla Cross Owners & Service Manuals

Toyota Corolla Cross: Diagnostic Trouble Code Chart

Toyota Corolla Cross (2022-2025) Service Manual / Power Source & Network / Networking / Can Communication System (for Hev Model) / Diagnostic Trouble Code Chart

DIAGNOSTIC TROUBLE CODE CHART

Diagnostic Trouble Code Chart

DTC No.

Detection Item

Note

Link

B102004

Central Gateway ECU System Internal Failure

DTC Output from

  • Central gateway ECU (network gateway ECU)

U011000

Lost Communication with Drive Motor Control Module "A"

DTC Output from

  • Electric brake booster (brake booster with master cylinder assembly)

U011187

Lost Communication with Hybrid/EV Battery Energy Control Module "A" Missing Message

DTC Output from

  • Hybrid vehicle control ECU

U01BD87

Lost Communication with DC/DC Converter Control Module "C" Missing Message

DTC Output from

  • Hybrid vehicle control ECU

U111A87

Lost Communication with ECM/PCM "A" (ch2) Missing Message

DTC Output from

  • Hybrid vehicle control ECU

U115087

Lost Communication with Hybrid Powertrain Control Module (ch2) Missing Message

DTC Output from

  • ECM
  • Skid control ECU (brake actuator assembly)

U115087

Lost Communication with Hybrid Powertrain Control Module (Hybrid/EV Battery Local Bus) Missing Message

DTC Output from

  • Battery ECU assembly

U115487

Lost Communication with Drive Motor Control Module "A" (ch2) Missing Message

DTC Output from

  • ECM
  • Hybrid vehicle control ECU

U115887

Lost Communication with Electronic Brake Booster Control Module "A" (ch2) Missing Message

DTC Output from

  • Electric brake booster (brake booster with master cylinder assembly)

U117008

Lost Communication with Brake System Control Module (ch2) Bus Signal / Message Failure

DTC Output from

  • Hybrid motor control inverter assembly

U117087

Lost Communication with Brake System Control Module (ch2) Missing Message

DTC Output from

  • Hybrid vehicle control ECU
  • Electric brake booster (brake booster with master cylinder assembly)

U117B87

Lost Communication with Hybrid/EV Battery Energy Control Module "A" (ch2) Missing Message

DTC Output from

  • Hybrid vehicle control ECU

    READ NEXT:

     Central Gateway ECU System Internal Failure (B102004)

    DESCRIPTION DTC No. Detection Item DTC Detection Condition Trouble Area Note B102004 Central Gateway ECU System Inte

     Lost Communication with Drive Motor Control Module "A" (U011000,U111A87,U115087,U115487,U115887,U117008,U117087)

    DESCRIPTION DTC No. Detection Item DTC Detection Condition Trouble Area Note U011000 Lost Communication with Drive M

     Lost Communication with Hybrid/EV Battery Energy Control Module "A" Missing Message (U011187,U01BD87,U115087,U117B87)

    DESCRIPTION DTC No. Detection Item DTC Detection Condition Trouble Area Note U011187 Lost Communication with Hybrid/

    SEE MORE:

     Right Rear Wheel Speed Sensor Internal Electronic Failure (C051249)

    DESCRIPTION When the system is starting up and the skid control ECU (brake actuator assembly) detects a speed sensor circuit malfunction via the speed sensor circuit self-diagnosis function, this DTC is stored. DTC No. Detection Item DTC Detection Condition

     Terminals Of Ecu

    TERMINALS OF ECU CHECK POWER DISTRIBUTION BOX ASSEMBLY AND MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) (a) Remove the main body ECU (multiplex network body ECU). Click here *1 Power Distribution Box Assembly *2 Main Body ECU (Multiplex Network Body ECU) (b) Reconnect the powe

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