Nissan Frontier D40. Manual - part 237

BCM (BODY CONTROL MODULE)

DLK-111

< ECU DIAGNOSIS >

C

D

E

F

G

H

I

J

L

M

A

B

DLK

N

O

P

Fail Safe

INFOID:0000000005548422

Fail-safe index

BCM performs fail-safe control when any DTC listed below is detected.

ABKIA1848GB

DLK-112

< ECU DIAGNOSIS >

BCM (BODY CONTROL MODULE)

DTC Inspection Priority Chart

INFOID:0000000005548423

If some DTCs are displayed at the same time, perform inspections one by one based on the following priority
chart.

DTC Index

INFOID:0000000005548424

NOTE:

Details of time display

• CRNT: Displays when there is a malfunction now or after returning to the normal condition until turning igni-

tion switch OFF 

→

 ON again.

• 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.

Display contents of CONSULT

Fail-safe

Cancellation

U1000: CAN COMM CIRCUIT

Inhibit engine cranking

When the BCM re-establishes communication with the other mod-
ules.

Priority

DTC

1

• U1000: CAN COMM CIRCUIT

2

• B2190: NATS ANTENNA AMP
• B2191: DIFFERENCE OF KEY
• B2192: ID DISCORD BCM-ECM
• B2193: CHAIN OF BCM-ECM

3

• C1729: VHCL SPEED SIG ERR
• C1735: IGNITION SIGNAL

4

• C1704: LOW PRESSURE FL
• C1705: LOW PRESSURE FR
• C1706: LOW PRESSURE RR
• C1707: LOW PRESSURE RL
• C1708: [NO DATA] FL
• C1709: [NO DATA] FR
• C1710: [NO DATA] RR
• C1711: [NO DATA] RL
• C1712: [CHECKSUM ERR] FL
• C1713: [CHECKSUM ERR] FR
• C1714: [CHECKSUM ERR] RR
• C1715: [CHECKSUM ERR] RL
• C1716: [PRESSDATA ERR] FL
• C1717: [PRESSDATA ERR] FR
• C1718: [PRESSDATA ERR] RR
• C1719: [PRESSDATA ERR] RL
• C1720: [CODE ERR] FL
• C1721: [CODE ERR] FR
• C1722: [CODE ERR] RR
• C1723: [CODE ERR] RL
• C1724: [BATT VOLT LOW] FL
• C1725: [BATT VOLT LOW] FR
• C1726: [BATT VOLT LOW] RR
• C1727: [BATT VOLT LOW] RL

CONSULT display

Fail-safe

Tire pressure 

monitor warning 

lamp ON

Reference page

No DTC is detected.
further testing
may be required.

—

—

—

U1000: CAN COMM CIRCUIT

—

—

BCS-28

BCM (BODY CONTROL MODULE)

DLK-113

< ECU DIAGNOSIS >

C

D

E

F

G

H

I

J

L

M

A

B

DLK

N

O

P

B2190: NATS ANTTENA AMP

—

—

SEC-18

B2191: DIFFERENCE OF KEY

—

—

SEC-21

B2192: ID DISCORD BCM-ECM

—

—

SEC-22

B2193: CHAIN OF BCM-ECM

—

—

SEC-24

C1708: [NO DATA] FL

—

—

WT-14

C1709: [NO DATA] FR

—

—

WT-14

C1710: [NO DATA] RR

—

—

WT-14

C1711: [NO DATA] RL

—

—

WT-14

C1712: [CHECKSUM ERR] FL

—

—

WT-16

C1713: [CHECKSUM ERR] FR

—

—

WT-16

C1714: [CHECKSUM ERR] RR

—

—

WT-16

C1715: [CHECKSUM ERR] RL

—

—

WT-16

C1716: [PRESSDATA ERR] FL

—

—

WT-18

C1717: [PRESSDATA ERR] FR

—

—

WT-18

C1718: [PRESSDATA ERR] RR

—

—

WT-18

C1719: [PRESSDATA ERR] RL

—

—

WT-18

C1720: [CODE ERR] FL

—

—

WT-16

C1721: [CODE ERR] FR

—

—

WT-16

C1722: [CODE ERR] RR

—

—

WT-16

C1723: [CODE ERR] RL

—

—

WT-16

C1724: [BATT VOLT LOW] FL

—

—

WT-16

C1725: [BATT VOLT LOW] FR

—

—

WT-16

C1726: [BATT VOLT LOW] RR

—

—

WT-16

C1727: [BATT VOLT LOW] RL

—

—

WT-16

C1729: VHCL SPEED SIG ERR

—

—

WT-19

C1735: IGNITION SIGNAL

—

—

—

CONSULT display

Fail-safe

Tire pressure 

monitor warning 

lamp ON

Reference page

DLK-114

< SYMPTOM DIAGNOSIS >

DOOR LOCK

SYMPTOM DIAGNOSIS

DOOR LOCK

Symptom Table

INFOID:0000000005274563

DOOR LOCK SYSTEM

NOTE:
• Before performing the diagnosis in the following table, check “Work flow”. Refer to 

DLK-4, "Work Flow"

.

• If the following symptoms” are detected, check systems shown in the “Diagnosis/service procedure” column

in this order.

Symptom

Repair order

Refer to page

Key reminder door function does not operate prop-
erly.

1a. Door switch check (king cab)

DLK-27

1b. Door switch check (crew cab)

DLK-29

2. Key switch (Insert) check

DLK-42

3. Replace BCM.

BCS-54

Power door lock does not operate with door lock and 
unlock switch on main power window and door lock/
unlock switch or power window and door lock/un-
lock switch RH.

1a. Door lock/unlock switch check (driver side) (king cab)

DLK-32

1b. Door lock/unlock switch check (driver side) (crew cab)

DLK-32

2a. Door lock/unlock switch check (passenger side) (king cab)

DLK-32

2b. Door lock/unlock switch check (passenger side) (crew cab)

DLK-34

Specific door lock actuator does not operate.

1. Door lock actuator check (driver side)

DLK-43

2. Door lock actuator check (passenger side)

DLK-44

3. Door lock actuator check (Rear LH) (crew cab)

DLK-45

4. Door lock actuator check (Rear RH) (crew cab)

DLK-47

Power door lock does not operate with front door 
key cylinder LH.

1. Front door lock assembly LH (key cylinder switch) check

DLK-39

2. Replace BCM.

BCS-54

Power door lock does not operate.

1. BCM power supply and ground circuit check

DLK-25

2a. Door lock/unlock switch check (driver) (king cab)

DLK-32

2b. Door lock/unlock switch check (driver) (crew cab)

DLK-34

3a. Door lock/unlock switch check (passenger) (king cab)

DLK-32

3b. Door lock/unlock switch check (passenger) (crew cab)

DLK-34

Vehicle speed sensing auto LOCK operation does 
not operate.

1. Ensure automatic door lock/unlock function (lock operation) 
is enabled.

DLK-20

2. Check combination meter vehicle speed signal.

MWI-28

3. Check intermittent incident.

GI-46

Ignition OFF interlock door UNLOCK function does 
not operate.

1. Ensure automatic door lock/unlock function (unlock opera-
tion) is enabled.

DLK-20

2. Check BCM for DTCs.

DLK-112

3. Check intermittent incident.

GI-46