Nissan X-Trail 32. Manual - part 1837

B2192 ID DISCORD, BCM-ECM

SEC-115

< DTC/CIRCUIT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

C

D

E

F

G

H

I

J

L

M

A

B

SEC

N

O

P

>> INSPECTION END

SEC-116

< DTC/CIRCUIT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

B2193 CHAIN OF BCM-ECM

B2193 CHAIN OF BCM-ECM

DTC Description

INFOID:0000000010922149

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Harness or connectors

(The CAN communication line is open or shorted.)

• BCM 
• ECM

FAIL-SAFE

Inhibit engine cranking

DTC CONFIRMATION PROCEDURE

1.

CHECK DTC PRIORITY

If DTC B2193-00 is displayed with DTC U1000-00 or U1010-00, first perform the trouble diagnosis for DTC
U1000-00 or U1010-00.

Is applicable DTC detected?

YES

>> Perform diagnosis of applicable. U1000-00: Refer to 

BCS-110, "DTC Description"

. U1010-00:

Refer to 

BCS-111, "DTC Description"

.

NO

>> GO TO 2.

2.

PERFORM DTC CONFIRMATION PROCEDURE

1.

Turn ignition switch ON.

2.

Select “Self Diagnostic Result” mode of “BCM” using CONSULT.

Is DTC detected?

YES

>> Refer to 

SEC-116, "Diagnosis Procedure"

.

NO-1

>> To check malfunction symptom before repair: Refer to 

GI-44, "Intermittent Incident"

.

NO-2

>> Confirmation after repair: INSPECTION END

Diagnosis Procedure

INFOID:0000000010922150

1.

CHECK DTC PRIORITY

If DTC B2193-00 is displayed with DTC U1000-00 or U1010-00, first perform the trouble diagnosis for DTC
U1000-00 or U1010-00.

Is applicable DTC detected?

YES

>> Perform diagnosis of applicable. U1000-00: Refer to 

BCS-110, "DTC Description"

. U1010-00:

Refer to 

BCS-111, "DTC Description"

.

NO

>> GO TO 2.

2.

REPLACE BCM

Replace BCM. Refer to 

BCS-121, "Removal and Installation"

.

Can the system be initialized and can the engine be started with registered Intelligent Key?

YES

>> INSPECTION END

NO

>> GO TO 3.

3.

REPLACE ECM

Replace ECM.
Refer to the following procedure.
• MR20DD: 

EC-430, "Removal and Installation"

.

DTC No.

CONSULT screen items

(Trouble diagnosis content)

DTC detecting condition

B2193-00

CHAIN OF BCM-ECM
(Chain of body control module - engine 
control module)

Inactive communication between BCM and ECM

B2193 CHAIN OF BCM-ECM

SEC-117

< DTC/CIRCUIT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

C

D

E

F

G

H

I

J

L

M

A

B

SEC

N

O

P

• QR25DE: 

EC-806, "Removal and Installation"

.

• R9M: 

EC-1226, "Removal and Installation"

.

>> INSPECTION END

SEC-118

< DTC/CIRCUIT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

B2195 ANTI-SCANNING

B2195 ANTI-SCANNING

DTC Description

INFOID:0000000010922151

DTC DETECTION LOGIC

POSSIBLE CAUSE

ID verification request out of the specified specification

FAIL-SAFE

Inhibit engine cranking

DTC CONFIRMATION PROCEDURE

1.

PERFORM DTC CONFIRMATION PROCEDURE

1.

Turn ignition switch ON.

2.

Select “Self Diagnostic Result” mode of “BCM” using CONSULT.

Is DTC detected?

YES

>> Refer to 

SEC-118, "Diagnosis Procedure"

.

NO-1

>> To check malfunction symptom before repair: Refer to 

GI-44, "Intermittent Incident"

.

NO-2

>> Confirmation after repair: INSPECTION END

Diagnosis Procedure

INFOID:0000000010922152

1.

CHECK SELF DIAGNOSTIC RESULT 1

1.

Select “Self Diagnostic Result” mode of “BCM” using CONSULT.

2.

Erase DTC.

3.

Perform DTC CONFIRMATION PROCEDURE for DTC B2195-00. Refer to 

SEC-118, "DTC Description"

.

Is DTC detected?

YES

>> GO TO 2.

NO

>> INSPECTION END

2.

CHECK EQUIPMENT OF THE VEHICLE

Check that unspecified accessory part related to engine start is not installed.

Is unspecified accessory part related to engine start installed?

YES

>> GO TO 3.

NO

>> GO TO 4.

3.

CHECK SELF DIAGNOSTIC RESULT 2

1.

Obtain the customers approval to remove unspecified accessory part related to engine start, and then
remove it.

2.

Select “Self Diagnostic Result” mode of “BCM” using CONSULT.

3.

Erase DTC.

4.

Perform DTC CONFIRMATION PROCEDURE for DTC B2195-00. Refer to 

SEC-118, "DTC Description"

.

Is DTC detected?

YES

>> GO TO 4.

NO

>> INSPECTION END

4.

REPLACE BCM

Replace BCM. Refer to 

BCS-121, "Removal and Installation"

.

>> INSPECTION END

DTC No.

CONSULT screen items

(Trouble diagnosis content)

DTC detecting condition

B2195-00

ANTI-SCANNING
(Anti-scanning)

ID verification between BCM and ECM that is out of the specified 
specification is detected.