DTC B2250: Back Door Closer Operation Malfunction [11/2018 - 10/2023]: Procedure

1. Read the Data List according to the display on the Techstream.

   Refer to DATA LIST / ACTIVE TEST [11/2018 - 10/2023]

   Body Electrical > Back Door > Data List 

   Tester Display	Measurement Item	Range	Normal Condition	Diagnostic Note
   Closer Position SW	Initial switch signal	ON or OFF	ON: Back door lock sector gear in center position (Initial switch on) OFF: Back door lock sector gear out of center position (Initial switch off)	-

   Body Electrical > Back Door > Data List 

   Tester Display
   Closer Position SW

   OK

   The display is as specified in the normal condition column.

   Result

   Proceed to
   OK
   NG

Result: 

OK 

REPLACE MULTIPLEX NETWORK DOOR ECU. Refer to  REMOVAL [11/2018 - 10/2023] 

Result: 

NG 

See step  2

1. Remove the back door lock with courtesy light switch assembly.

   Refer to REMOVAL [11/2018 - ]

2. Inspect the back door lock with courtesy light switch assembly.

   Refer to INSPECTION [11/2018 - ]

   Result

   Proceed to
   OK
   NG

Result: 

NG 

REPLACE BACK DOOR LOCK WITH COURTESY LIGHT SWITCH ASSEMBLY. Refer to  REMOVAL [11/2018 - ] 

Result: 

OK 

See step  3

1. Disconnect the R14 back door lock with courtesy light switch assembly connector.
2. Disconnect the R18 multiplex network door ECU connector.
3. Measure the resistance according to the value(s) in the table below.

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   R14-6 (OPN) - R18-7 (POS)	Always	Below 1 Ω
   R14-1 (E) - Body ground	Always	Below 1 Ω
   R14-6 (OPN) or R18-7 (POS) - Body ground	Always	10 kΩ or higher

   Result

   Proceed to
   OK
   NG

Result: 

OK 

REPLACE MULTIPLEX NETWORK DOOR ECU. Refer to  REMOVAL [11/2018 - 10/2023] 

Result: 

NG 

REPAIR OR REPLACE HARNESS OR CONNECTOR