Nissan Pathfinder. Manual - part 341
DLK-130
< DTC/CIRCUIT DIAGNOSIS >
B2420 CLOSE SWITCH
B2420 CLOSE SWITCH
DTC Logic
INFOID:0000000009175670
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1. Turn ignition switch ON.
2. Check Self-Diagnostic Result mode of AUTOMATIC BACK DOOR CONTROL MODULE using CONSULT.
Is DTC detected?
YES
>> Refer to
DLK-130, "Diagnosis Procedure"
.
NO
>> Inspection End.
Diagnosis Procedure
INFOID:0000000009175671
Regarding Wiring Diagram information, refer to
.
1.
CHECK FOR FOREIGN MATERIALS IN BACK DOOR LOCK ASSEMBLY
Check for entry of foreign materials in back door lock assembly.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Remove foreign materials.
2.
CHECK BACK DOOR OPEN/CLOSE OPERATION
Manually check open and close operation of back door.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace the malfunctioning parts.
3.
CHECK CLOSE SWITCH SIGNAL
1. Select AUTOMATIC BACK DOOR CONTROL MODULE using CONSULT.
2. Select CLOSE SW in DATA MONITOR mode.
3. Check that the function operates normally according to the following conditions.
Is the inspection result normal?
YES
>> GO TO 8.
NO
>> GO TO 4.
4.
CHECK CLOSE SWITCH INPUT SIGNAL
1. Turn ignition switch OFF.
DTC
CONSULT display
description
DTC detecting condition
Possible cause
B2420
CLOSE SW
Automatic back door control module detects a mal-
function of close switch during automatic operation
of back door.
• Entry of foreign materials to back
door lock assembly
• Back door mechanism
• Automatic back door control mod-
ule
• Close switch
• Harness or connectors
Monitor item
Condition
Status
CLOSE SW
Back door
Open/Half latch
OFF
Fully closed
ON