B2216

ENGINE HOOD / DOOR: BACK DOOR CLOSER SYSTEM: B2216: Back Door Closer does not Function Normally

DTC B2216 - Back Door Closer does not Function Normally

DESCRIPTION

This DTC is output when the full latch switch and half latch switch in the back door lock has a malfunction. The full latch switch detects when the latch is completely engaged. The half latch switch detects when the latch is not completely engaged.





NOTE: The power back door ECU records the back door positions in the memory. In the case where any of the batteries, fuses, power back door ECU and power back door drive unit are removed and then reinstalled, the power back door ECU loses the memory of the door positions. In such a case, resetting the power back door system is necessary. Refer to the resetting operation. Back Door Closer System

WIRING DIAGRAM





INSPECTION PROCEDURE

PROCEDURE

1. CHECK WIRE HARNESS (BACK DOOR LOCK ASSEMBLY - POWER BACK DOOR ECU)





(a) Disconnect the back door lock assembly connector.
(b) Disconnect the power back door ECU connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard resistance:






NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- Continue to next step.
2. INSPECT BACK DOOR LOCK ASSEMBLY





(a) Remove the back door lock assembly.
(b) Apply battery voltage to the door lock motor and check operation of motor.
OK:





(c) Measure the resistance according to the value(s) in the table below.
Standard resistance:
(Full-latch switch)





(d) Measure the resistance according to the value(s) in the table below.
Standard resistance:
(Half-latch switch)






NG -- REPLACE BACK DOOR LOCK ASSEMBLY
OK -- REPLACE POWER BACK DOOR ECU