DTC U0001-88: High Speed CAN Communication Bus Bus off; DTC U0010-88: Medium Speed CAN Communication Bus Bus off; DTC U0100-00: Lost Communication With ECM/PCM "A"; DTC U0101-00: Lost Communication with TCM; DTC U0121-00: Lost Communication With Anti-Lock Brak: Contents

DTC No.	Detection Item	DTC Detection Condition	Warning Indicate	Memory	Fail-safe Operation	Note
U000188	High Speed CAN Communication Bus Bus off	Module communication error (HS-CAN)	Warning/indicator light: Not applicable	DTC stored	Not applicable	Drive cycle: Not applicable Self test type: CMDTC self test, ODDTC self test
U001088	Medium Speed CAN Communication Bus Bus off	Module communication error (MS-CAN)	Warning/indicator light: Not applicable	DTC stored	Not applicable	Drive cycle: Not applicable Self test type: CMDTC self test, ODDTC self test
U010000	Lost Communication With ECM/PCM "A"	Communication error with ECM	Warning/indicator light: Illuminated/Flash	DTC stored	Not applicable	Drive cycle: Not applicable Self test type: CMDTC self test, ODDTC self test
U010100	Lost Communication with TCM	Communication error with TCM2 2: ATX	Warning/indicator light: Not applicable	DTC stored	Not applicable	Drive cycle: Not applicable Self test type: CMDTC self test, ODDTC self test
U012100	Lost Communication With Anti-Lock Brake System (ABS) Control Module	Communication error with brake actuator	Warning/indicator light: Illuminated/Flash	DTC stored	Not applicable	Drive cycle: Not applicable Self test type: CMDTC self test, ODDTC self test
U013100	Lost Communication With Power Steering Control Module	Communication error with power steering ECU	Warning/indicator light: Illuminated/Flash	DTC stored	Not applicable	Drive cycle: Not applicable Self test type: CMDTC self test, ODDTC self test
U014000	Lost Communication With Body Control Module	Communication error with main body ECU	Warning/indicator light: Illuminated/Flash	DTC stored	Not applicable	Drive cycle: Not applicable Self test type: CMDTC self test, ODDTC self test
U015100	Lost Communication With Restraints Control Module	Communication error with center airbag sensor assembly	Warning/indicator light: Illuminated/Flash	DTC stored	Not applicable	Drive cycle: Not applicable Self test type: CMDTC self test, ODDTC self test
U015600	Lost Communication With Information Center "A"	Communication error with navigation receiver3 3: With Multi-display	Warning/indicator light: Illuminated/Flash	DTC stored	Not applicable	Drive cycle: Not applicable Self test type: CMDTC self test, ODDTC self test
U021400	Lost Communication With Remote Function Actuation	Communication error with engine stop and start ECU	Warning/indicator light: Illuminated/Flash	DTC stored	Not applicable	Drive cycle: Not applicable Self test type: CMDTC self test, ODDTC self test
U023500	Lost Communication With Image Processing Module A	Communication error with laser sensor4 4: With pre-collision	Warning/indicator light: Not applicable	DTC stored	Applicable	Drive cycle: Not applicable Self test type: CMDTC self test, ODDTC self test

Description	U000188 Module communication error (HS-CAN) U001088 Module communication error (MS-CAN) U010000 Communication error with ECM U010100 Communication error with TCM U012100 Communication error with brake actuator U013100 Communication error with power steering ECU U014000 Communication error with main body ECU U015100 Communication error with center airbag sensor assembly U015600 Communication error with navigation receiver U021400 Communication error with engine stop and start ECU U023500 Communication error with laser sensor
Detection condition	U000188 Combination meter detects a CAN bus communication line (HS-CAN) malfunction. U001088 Combination meter detects a CAN bus communication line (MS-CAN) malfunction. U010000 Combination meter cannot receive the CAN signal from the ECM. U010100 Combination meter cannot receive the CAN signal from the TCM for 1 s or more. U012100 Combination meter cannot receive the CAN signal from the brake actuator for 1 s or more. U013100 Combination meter cannot receive the CAN signal from the power steering ECU for 1 s or more. U014000 Combination meter cannot receive the CAN signal from the main body ECU for 5 s or more. U015100 Combination meter cannot receive the CAN signal from the center airbag sensor assembly for 2 s or more. U015600 Combination meter cannot receive the CAN signal from the navigation receiver for 5 s or more. U021400 Combination meter cannot receive the CAN signal from the engine stop and start ECU for 5 s or more. U023500 Combination meter cannot receive the CAN signal from the laser sensor for 1 s or more.
Fail-safe	U000188 Not applicable U001088 Not applicable U010000 Not applicable U010100 Not applicable U012100 Not applicable U013100 Not applicable U014000 Not applicable U015100 Not applicable U015600 Not applicable U021400 Not applicable U023500 Inhibits the pre-collision control. Warning message related to the pre-collision is displayed in the multi-display. (with Multi-display)
Possible cause	Malfunction in CAN bus communication line Malfunction in CAN line between ECM and combination meter Malfunction in CAN line between TCM and combination meter Malfunction in CAN line between brake actuator and combination meter Malfunction in CAN line between power steering ECU and combination meter Malfunction in CAN line between main body ECU and combination meter Malfunction in CAN line between center airbag sensor assembly and combination meter Malfunction in CAN line between navigation receiver and combination meter Malfunction in CAN line between engine stop and start ECU and combination meter Malfunction in CAN line between laser sensor and combination meter
System wiring diagram	Not applicable