DTC B2001: Short to GND in Seat Belt Motor RH Circuit; DTC B2006: Short to GND in Seat Belt Motor LH Circuit [09/2015 - ]: Procedure

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

1. Disconnect the S45 ECU connector.
2. Measure the resistance according to the value(s) in the table below.

   Standard resistance

   FOR LH
   
   

   Tester Connection	Condition	Specified Condition
   S45-3 (MOL+) - Body ground	Always	10 kΩ or higher
   S45-4 (MOL-) - Body ground	Always	10 kΩ or higher

   FOR RH
   
   

   Tester Connection	Condition	Specified Condition
   S45-2 (MOR+) - Body ground	Always	10 kΩ or higher
   S45-1 (MOR-) - Body ground	Always	10 kΩ or higher

Result:  OK

OK 

REPLACE SEAT BELT CONTROL ECU 

(Refer to REMOVAL [09/2015 - ] )

Result:  NG

NG 

See step  2

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

1. Disconnect the S4*1 and R2*2 belt connectors.
2. Measure the resistance according to the value(s) in the table below.

   Standard resistance

   FOR LH
   
   

   Tester Connection	Condition	Specified Condition
   S4-1 - Body ground	Always	10 kΩ or higher
   S4-2 - Body ground	Always	10 kΩ or higher

   FOR RH
   
   

   Tester Connection	Condition	Specified Condition
   R2-1 - Body ground	Always	10 kΩ or higher
   R2-2 - Body ground	Always	10 kΩ or higher

   RESULT
   
   

   Result	Proceed to
   NG	A
   OK (B2001 is output)	B
   OK (B2006 is output)	C

Result:  A

A 

REPAIR OR REPLACE HARNESS OR CONNECTOR 

Result:  B

B 

REPLACE FRONT SEAT OUTER BELT ASSEMBLY RH 

(Refer to REMOVAL [09/2015 - ] )

Result:  C

C 

REPLACE FRONT SEAT OUTER BELT ASSEMBLY LH 

(Refer to REMOVAL [09/2015 - ] )