SYSTEM DIAGRAM
1. DOOR BUS LINES
2. CERTIFICATION BUS LINES (w/ Smart Key System)

System Description
How To Proceed With TroubleshootingDtc Check / Clear
DTC CHECK / CLEAR
NOTICE:
When the diagnosis system is changed from normal mode to check mode or vice versa,
all DTCs and freeze frame data recorded in normal mode are cleared. Before changing
modes, always check and make a note of DTCs and freeze frame data.
HINT:
DTCs which are sto ...
ECU Malfunction (B1003)
DESCRIPTION
DTC No.
DTC Detection Condition
Trouble Area
B1003
A malfunction in the non-volatile storage of the central gateway ECU
(network gateway ECU) is detected.
Central gateway ECU (network gateway ECU)
PROC ...
Fuel pump shut off system
To minimize the risk of fuel leakage when the engine stalls or an airbag inflates
upon collision, the fuel pump shut off system stops supplying fuel to the engine.
Follow the procedure below to restart the engine after the system is activated.
Turn the engine switch to the ACC
or LOCK positio ...