B2021 - Open in Left Side Lower MOS
B2025 - Right Side Current Detection Circuit Malfunction Hi
B2026 - Right Side Current Detection Circuit Malfunction Lo
B2027 - Right Side Over-Circuit Malfunction
B2030 - Left Side Current Detection Circuit Malfunction Hi
B2031 - Left Side Current Detection Circuit Malfunction Lo
B2032 - Left Side Over-Circuit Malfunction
B2035 - Power Supply Relay Adherence Malfunction
B2040 - EEPROM Malfunction
B2041 - Fall of Raised Voltage
B2043 - Fall of B+ Voltage
B2047 - Seat Belt Control ECU Inner Circuit Malfunction
DESCRIPTION
The DTCs above are stored during seat belt control ECU self diagnosis.
HINT
* When DTC B2015 or B2016 is detected, DTCs B2026 and B2027 will not be detected.
* When DTC B2020 or B2021 is detected, DTCs B2031 and B2032 will not be detected.
INSPECTION PROCEDURE
PROCEDURE
1. CHECK DTC OUTPUT
(a) Using the Techstream, enter the following menus: Body Electrical / Pre-Collision / Trouble Codes.
(b) Clear the DTCs See: Accessories and Optional Equipment/Collision Avoidance and Parking Assist Systems/Testing and
Inspection/Reading and Clearing Diagnostic Trouble Codes/Pre-Collision System.
(c) Turn the engine switch off.
(d) Turn the engine switch on (IG).
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