EK:DTC U0073 CAN FAILURE, BUS 'OFF' DETECTION
1. OUTLINE OF DIAGNOSIS
Detect malfunction of CAN communication.
Judge as NG when CAN communication failure has occurred.
2. COMPONENT DESCRIPTION
(Common Specifications)
CAN Protocol 2.0 B (Active)
Frame Format: 11 Bit ID Frame (Standard Frame)
Conforms to ISO11898
Communication Speed: 500 kbps
3. ENABLE CONDITIONS
4. GENERAL DRIVING CYCLE
Perform the diagnosis continuously after starting the engine.
5. DIAGNOSTIC METHOD
Judge as NG when the following conditions are established.
Judgment Value
Time Needed for Diagnosis: 436 ms
Malfunction Indicator Light Illumination: Illuminates as soon as a malfunction occurs.
Judge as OK and clear the NG if the continuous time while the following conditions are established is more than the predetermined time.
Judgment Value
Time Needed for Diagnosis: 1000 ms
EL:DTC U0101 CAN (TCU) DATA NOT LOADED
1. OUTLINE OF DIAGNOSIS
Detect malfunction of CAN communication.
Judge as NG when CAN communication failure has occurred between TCM, VDC CM and body integrated unit.
2. COMPONENT DESCRIPTION
(Common Specifications)
CAN Protocol 2.0 B (Active)
Frame Format: 11 Bit ID Frame (Standard Frame)
Conforms to ISO11898
Communication Speed: 500 kbps
3. ENABLE CONDITIONS
4. GENERAL DRIVING CYCLE
Perform the diagnosis continuously after starting the engine.
5. DIAGNOSTIC METHOD
Judge as NG when the following conditions are established.
Judgment Value
Time Needed for Diagnosis: 500 ms
Malfunction Indicator Light Illumination: Illuminates as soon as a malfunction occurs.
Judge as OK and clear the NG if the continuous time while the following conditions are established is more than the predetermined time.
Judgment Value
Time Needed for Diagnosis: 1000 ms
EM:DTC U0122 CAN (VDC) DATA NOT LOADED
1. OUTLINE OF DIAGNOSIS
NOTE: For the detection standard, refer to DTC U0101. <Ref. to GD(H4SO)-251, DTC U0101 CAN (TCU) DATA NOT LOADED, Diagnostic Trouble Code (DTC) Detecting Criteria.>
EN:DTC U0140 CAN (BCU) DATA NOT LOADED
1. OUTLINE OF DIAGNOSIS
NOTE: For the detection standard, refer to DTC U0101. <Ref. to GD(H4SO)-251, DTC U0101 CAN (TCU) DATA NOT LOADED, Diagnostic Trouble Code (DTC) Detecting Criteria.>
EO:DTC U0402 CAN (TCU) DATA ABNORMAL
1. OUTLINE OF DIAGNOSIS
Detect malfunction of CAN communication.
Judge as NG when data received from TCM, VDC CM and body integrated unit is not normal.
2. COMPONENT DESCRIPTION
(Common Specifications)
CAN Protocol 2.0 B (Active)
Frame Format: 11 Bit ID Frame (Standard Frame)
Conforms to ISO11898
Communication Speed: 500 kbps
3. ENABLE CONDITIONS
4. GENERAL DRIVING CYCLE
Perform the diagnosis continuously after starting the engine.
5. DIAGNOSTIC METHOD
Judge as NG when the following conditions are established.
Judgment Value
Time Needed for Diagnosis: 2 seconds
Malfunction Indicator Light Illumination: Illuminates as soon as a malfunction occurs.
Judge as OK and clear the NG if the continuous time while the following conditions are established is more than the predetermined time.
Judgment Value
Time Needed for Diagnosis: 1000 ms
EP:DTC U0416 CAN (VDC) DATA ABNORMAL
1. OUTLINE OF DIAGNOSIS
NOTE: For the detection standard, refer to DTC U0402. <Ref. to GD(H4SO)-253, DTC U0402 CAN (TCU) DATA ABNORMAL, Diagnostic Trouble Code (DTC) Detecting Criteria.>
EQ:DTC U0422 CAN (BCU) DATA ABNORMAL
1. OUTLINE OF DIAGNOSIS
NOTE: For the detection standard, refer to DTC U0402. <Ref. to GD(H4SO)-253, DTC U0402 CAN (TCU) DATA ABNORMAL, Diagnostic Trouble Code (DTC) Detecting Criteria.>