Code No. B2483: No detection of full latch SW


DIAGNOSTIC FUNCTION



JUDGMENT CRITERIA



PROBABLE CAUSES



  • Damaged wiring harness and connectors
  • Malfunction of the electric tailgate control unit
  • Malfunction of tailgate latch

DIAGNOSIS PROCEDURE


STEP 1. Full-latch switch check.



Q. Is the check result normal?





STEP 2. Resistance measurement at tailgate latch connector (full-latch switch earth line terminal).


(1)Disconnect the connector, and measure at the wiring harness side.
(2)Measure the resistance between the tailgate latch connector (full-latch switch earth line terminal) and body earth.
OK: Continuity exists (2 Ω or less)

Q. Is the check result normal?





STEP 3. Check of open circuit in earth line between tailgate latch connector (full-latch switch terminal) and body earth.


Q. Is the check result normal?





STEP 4. Check of open circuit in FULL line between electric tailgate control unit connector and tailgate latch connector.


Q. Is the check result normal?





STEP 5. Diagnosis code recheck


(1)Clear all the diagnosis codes stored in the electric tailgate control unit.
(2)Operate the electric tailgate.
(3)Check whether a diagnosis code is set in the electric tailgate control unit.

Q. Is the diagnosis code set?