DTC B1653: Driver Side Seat Position Sensor [06/2018 - 08/2021]: Description

The seat position airbag sensor circuit consists of the airbag ECU assembly and seat position airbag sensor.

DTC B1653 is stored when a malfunction is detected in the seat position airbag sensor circuit.

DTC No.	Detection Item	DTC Detection Condition	Trouble Area	Warning Indicate	Test Mode / Check Mode
B1653	Driver Side Seat Position Sensor	The airbag ECU assembly detects a line short, short to ground or B+, or an open in the seat position airbag sensor circuit. Seat position airbag sensor malfunction Airbag ECU assembly malfunction	for TMC Made: Floor wire Front seat No. 3 wire LH Front seat inner belt assembly LH Seat position airbag sensor Airbag ECU assembly for TMMK Made: Floor wire Front seat inner belt assembly LH Seat position airbag sensor Airbag ECU assembly	Comes on	Does not apply to test/check mode

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

Warning Indicate

Test Mode / Check Mode

B1653

Driver Side Seat Position Sensor

The airbag ECU assembly detects a line short, short to ground or B+, or an open in the seat position airbag sensor circuit.
Seat position airbag sensor malfunction
Airbag ECU assembly malfunction

for TMC Made:

for TMMK Made:

Comes on

Does not apply to test/check mode