Nissan X-Trail 32. Manual — part 436
![](/vehicles/gon/lyo/anof/deng.png)
AUTOMATIC BACK DOOR CONTROL UNIT
DLK-85
< ECU DIAGNOSIS INFORMATION >
[TYPE 1]
C
D
E
F
G
H
I
J
L
M
A
B
DLK
N
O
P
3
(SB)
Ground
Half latch switch signal
Input
Back door
Open
12 V
Fully closed/half
latch
0 V
5
(BR)
Ground
Close switch signal
Input
Back door
Fully closed
0 V
Open/half latch
12.2 V
6
(W)
Ground
Encoder LH A signal
Input
Back door
Moving (auto)
When stopped
0 V or 12 V
7
(L)
Ground
Encoder LH B signal
Input
Back door
Moving (auto)
When stopped
0 V or 12 V
8
(R)
Ground
Encoder RH A signal
Input
Back door
Moving (auto)
When stopped
0 V or 12 V
9
(SB)
Ground
Encoder RH B signal
Input
Back door
Moving (auto)
When stopped
0 V or 12 V
10
(BG)
Ground
Automatic back door
main switch
Input
Automatic back
door main switch
ON
12.2 V
OFF
0 V
11
(V)
Ground
Open switch signal
Input
Back door
Closure opera-
tion
0 V
Other than above
12.2 V
12
(P)
Ground
CAN - L
Input/
Output
—
—
13
(GR)
Ground
Touch sensor ground
Input
—
0 V
Terminal No.
(Wire color)
Description
Condition
Voltage
(Approx.)
(+)
(–)
Signal name
Input/
Output
JMKIB2762ZZ
JMKIB2762ZZ
JMKIB2762ZZ
JMKIB2762ZZ
![](/vehicles/gon/lyo/anof/renonouno.png)
DLK-86
< ECU DIAGNOSIS INFORMATION >
[TYPE 1]
AUTOMATIC BACK DOOR CONTROL UNIT
16
(B)
Ground
Ground
Input
—
0 V
19
(V)
Ground
Encoder LH power
supply
Output
—
12.7 V
20
(P)
Ground
Encoder RH power
supply
Output
—
12.3 V
21
(G)
Ground
Encoder ground
—
—
0 V
22
(LG)
Ground
Automatic back door
switch
Input
Automatic back
door switch
Pressed
12.6 V
Released
0 V
23
(W)
Ground
Automatic back door
close switch
Input
Automatic back
door close switch
Pressed
12.6 V
Released
0 V
24
(L)
Ground
CAN - H
Input/
Output
—
—
25
(W)
Ground
Power supply (BAT)
Input
—
13.6 V
27
(BR)
Ground
Spindle motor LH
(open)
Output
Spindle motor LH
Auto open opera-
tion
12 V
Auto close opera-
tion
29
(BR)
Ground
Spindle motor RH
(open)
Output
Spindle motor RH
Auto open opera-
tion
12 V
Auto close opera-
tion
31
(L)
Ground
Back door closure mo-
tor (open)
Output
Back door
Closure opera-
tion
13 V
Other than above
0 V
32
(B)
Ground
Ground
—
—
0 V
34
(G)
Ground
Spindle motor LH
(close)
Output
Spindle motor LH
Auto open opera-
tion
Auto close opera-
tion
13.4 V
Terminal No.
(Wire color)
Description
Condition
Voltage
(Approx.)
(+)
(–)
Signal name
Input/
Output
JMKIB2776ZZ
JMKIB2776ZZ
JMKIB2776ZZ
![](/vehicles/gon/lyo/anof/zysthe.png)
AUTOMATIC BACK DOOR CONTROL UNIT
DLK-87
< ECU DIAGNOSIS INFORMATION >
[TYPE 1]
C
D
E
F
G
H
I
J
L
M
A
B
DLK
N
O
P
Fail-safe
INFOID:0000000010708063
35
(B)
Ground
Ground (noise shield)
—
—
0 V
36
(G)
Ground
Spindle motor RH
(close)
Output
Spindle motor RH
Auto open opera-
tion
Auto close opera-
tion
13.4 V
37
(Y)
Ground
Automatic back door
warning buzzer
Output
Automatic back
door warning
buzzer
Sounding (auto
open/close oper-
ation)
Not sounding
0 V
38
(SB)
Ground
Back door closure mo-
tor (close)
Output
Back door
Closure opera-
tion
13 V
Other than above
0 V
Terminal No.
(Wire color)
Description
Condition
Voltage
(Approx.)
(+)
(–)
Signal name
Input/
Output
JMKIB2776ZZ
JMKIB2777ZZ
Display contents of CONSULT
Fail-safe
Cancellation
U1000 CAN COMM
Inhibit automatic back door operation
Return to normal status
U1010 CONTROL UNIT (CAN)
Inhibit automatic back door operation
Return to normal status
B2401 IGN OPEN
Inhibit automatic back door operation
Automatic back door control unit de-
tects ignition switch ON signal via
CAN communication
B2409 HALF LATCH SW
Inhibit automatic back door operation
Automatic back door control unit de-
tects that half latch switch changes
from ON to OFF when back door ful-
ly closes
B2416 TOUCH SEN R OPEN
Inhibit automatic back door operation
Return to normal status
B2417 TOUCH SEN L OPEN
Inhibit automatic back door operation
Return to normal status
B2419 OPEN SW
Inhibit automatic back door operation
Reconnect battery
B2420 CLOSE SW
Inhibit automatic back door operation
Reconnect battery
B2422 BACK DOOR STATE
Inhibit automatic back door operation
Half latch switch is ON from OFF
B2423 ABD MTR TIME OUT
Inhibit automatic back door operation
At least 180 seconds are passed af-
ter automatic back door operation is
inhibited
B2426 SPINDLE SENSOR LH
Inhibit automatic back door operation
Return to normal status
B2427 SPINDLE SENSOR RH
Inhibit automatic back door operation
Return to normal status
B2428 AUTO BACK DR CNT UNIT
Inhibit automatic back door operation
Return to normal status
B242A CLSR CONDITION
Inhibit automatic back door operation
Reconnect battery
![](/vehicles/gon/lyo/anof/wig.png)
DLK-88
< ECU DIAGNOSIS INFORMATION >
[TYPE 1]
AUTOMATIC BACK DOOR CONTROL UNIT
DTC Inspection Priority Chart
INFOID:0000000010708064
If some DTCs are displayed at the same time, perform inspections one by one based on the following priority
chart.
DTC Index
INFOID:0000000010708065
NOTE:
Details of time display
• 1 - 39: Displayed if any previous malfunction is present when current condition is normal. It increases like 1
→
2
→
3...38
→
39 after returning to the normal condition whenever ignition switch OFF
→
ON. The counter
remains at 39 even if the number of cycles exceeds it. It is counted from 1 again when turning ignition switch
OFF
→
ON after returning to the normal condition if the malfunction is detected again.
Priority
DTC
1
• B2428 AUTO BK DR CNT UNIT
• U1000 CAN COMM
• U1010 CONTROL UNIT (CAN)
• B2401 IGN OPEN
2
• B2409 HALF LATCH SW
• B2416 TOUCH SEN R OPEN
• B2417 TOUCH SEN L OPEN
• B2419 OPEN SW
• B2420 CLOSE SW
• B2422 BACK DOOR STATE
• B2423 ABD MTR TIME OUT
• B2426 SPINDLE SENSOR LH
• B2427 SPINDLE SENSOR RH
• B242A CLSR CONDITION
CONSULT display
Fail-safe
Reference page
U1000: CAN COMM
×
U1010: CONTROL UNIT(CAN)
×
B2401: IGN OPEN
×
B2409: HALF LATCH SW
×
B2416: TOUCH SEN R OPEN
×
B2417: TOUCH SEN L OPEN
×
B2419: OPEN SW
×
B2420: CLOSE SW
×
B2422: BACK DOOR STATE
×
B2423: ABD MTR TIME OUT
×
B2426: SPINDLE SENSOR LH
×
B2427: SPINDLE SENSOR RH
×
B2428: AUTO BACK DR CNT UNIT
×
B242A: CLSR CONDITION
×
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