Code No. B2483: No detection of full latch SW




DIAGNOSTIC FUNCTION


When the full latch switch signal of tailgate latch is not detected, the electric tailgate control unit sets diagnosis code No. B2483.

JUDGMENT CRITERIA


During the electric tailgate close operation, if the signal of tailgate latch full latch switch is not detected consecutively for five times, the electric tailgate control unit sets diagnosis code No. B2483.

PROBABLE CAUSES




DIAGNOSIS PROCEDURE


STEP 1. Full-latch switch check.


Check the tailgate latch (refer to ).

Q. Is the check result normal?

Go to Step 2.

Replace the tailgate latch.

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?

Go to Step 4.

Go to Step 3.

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?

Go to Step 5.

Repair the connector(s) or wiring harness.

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?

Go to Step 5.

Repair the connector(s) or wiring harness.

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?

Replace the electric tailgate control unit.

The diagnosis is complete.