DIAGNOSIS SYSTEM
1. DESCRIPTION
The main body ECU (multiplex network body ECU) and certification ECU (smart key ECU assembly) control the LIN communication system. LIN communication system data and Diagnostic Trouble Codes (DTCs) can be read through the Data Link Connector 3 (DLC3).
When the system seems to be malfunctioning, use the Techstream to check for malfunctions and perform repairs.
2. CHECK DLC3
(a) Check the DLC3 (See page
).
3. INSPECT BATTERY VOLTAGE
(a) Measure the battery voltage.
Standard voltage:
11 to 14 V
Data List / Active Test
Dtc Check / ClearComponents
COMPONENTS
ILLUSTRATION
*A
w/ Rear Seat Assembly
*B
w/o Rear Seat Assembly
*1
BACK PANEL GARNISH HOLE PLUG
*2
BACK PANEL TRIM
*3
NO. 3 ROOM PARTITION COVER
*4
...
Vehicle Speed Sensor Circuit (C1AA3)
DESCRIPTION
The forward recognition camera receives vehicle speed signals from the skid control
ECU. If the skid control ECU receives a vehicle speed sensor malfunction signal,
it informs the forward recognition camera via CAN communication, and DTC C1AA3 is
stored.
DTC No.
...
Diagnosis System
DIAGNOSIS SYSTEM
1. DESCRIPTION
(a) To check DTCs, connect the Techstream to the Data Link Connector 3 (DLC3)
of the vehicle. The Techstream displays DTCs and freeze frame data. The DTCs and
freeze frame data can be cleared with the Techstream (See page
).
2. NORMAL MODE AND CHECK MODE
(a) ...