B2040
PRE-COLLISION: PRE-COLLISION SYSTEM: B2015: Open in Right Side Upper MOS
DTC B2015 - Open in Right Side Upper MOS
DTC B2016 - Open in Right Side Lower MOS
DTC B2020 - Open in Left Side Upper MOS
DTC B2021 - Open in Left Side Lower MOS
DTC B2025 - Right Side Current Detection Circuit Malfunction Hi
DTC B2026 - Right Side Current Detection Circuit Malfunction Lo
DTC B2027 - Right Side Over-Current Malfunction
DTC B2030 - Left Side Current Detection Circuit Malfunction Hi
DTC B2031 - Left Side Current Detection Circuit Malfunction Lo
DTC B2032 - Left Side Over-Current Malfunction
DTC B2035 - Power Supply Relay Adherence Malfunction
DTC B2036 - Power Supply Relay Malfunction Open
DTC B2040 - EEPROM Malfunction
DTC B2041 - Fall of Raised Voltage
DTC B2043 - Fall of B+ Voltage
DTC B2047 - Seat Belt Control ECU Inner Circuit Malfunction
DESCRIPTION
The DTCs above are stored during the self diagnosis of the seat belt control ECU.
INSPECTION PROCEDURE
PROCEDURE
1. CHECK DTC (PRE-COLLISION SYSTEM)
(a) Using the Techstream, enter the following menus: Body Electrical / Pre-Collision / Trouble Code.
(b) Clear the DTCs. Pre-Collision System
(c) Check for DTCs. Pre-Collision System
OK:
DTC is not output.
NG -- REPLACE SEAT BELT CONTROL ECU
OK -- USE SIMULATION METHOD TO CHECK