ENGINE (DIAGNOSTICS)(H4DO) > Diagnostic Procedure with Diagnostic Trouble Code (DTC)
DTC U0402 INVALID DATA RECEIVED FROM TCM
NOTE:
For the diagnostic procedure, refer to LAN section. Basic Diagnostic Procedure">
1. OUTLINE OF DIAGNOSIS
Detect malfunction of CAN communication.
Judge as NG when data received from TCM, VDC CM and combination meter 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. EXECUTION CONDITION
Secondary Parameters | Execution condition |
Battery voltage | ≥ 10.9 V |
4. GENERAL DRIVING CYCLE
Perform the diagnosis continuously after starting the engine.
5. DIAGNOSTIC METHOD
Judge as NG when the following conditions are established.
Malfunction Criteria | Threshold Value |
CAN data from TCM | Did not change |
CAN data from TCM | Parity error |
Time Needed for Diagnosis: 2 seconds
Malfunction Indicator Light Illumination: Illuminates as soon as a malfunction occurs.
Removal
COOLING(H4DO) > Water PumpREMOVAL1. WATER PUMP PULLEY1. Disconnect the ground cable from battery. NOTE">2. Remove the V-belt covers.3. Remove the V-belts. V-belt > REMOVAL">4. Remove the radiator main fan & fan motor assembly. Radiator Main Fan and Fan Motor > REMOVAL ...
Low tire pressure warning light (U.S.-spec. models)
When
the ignition switch is turned to the
"ON" position, the low tire pressure warning
light will illuminate for approximately 2
seconds to check that the tire pressure
monitoring system (TPMS) is functioning
properly. If there is no problem and all tires
are properly inflated, the light w ...
Inspection
SECURITY AND LOCKS > ReceiverINSPECTION1. Check if the door lock operates when the touch sensor of the door outer handle and rear lock button is operated.2. If the system does not operate normally as the result of inspection, refer to “General Diagnostic Table” of the “KEYLESS A ...