Nissan Versa Sedan. Manual — part 71

BCS

BCM

BCS-45

< ECU DIAGNOSIS INFORMATION >

[WITH INTELLIGENT KEY SYSTEM]

C

D

E

F

G

H

I

J

K

L

B

A

O

P

N

Fail-safe

INFOID:0000000009268633

BCM performs fail-safe control when the following DTCs are detected.

90

(W)

Ground

Push-button ignition
switch illumination
power supply

Output

Push-button ig-
nition switch il-
lumination

ON

Battery voltage

OFF

0 – 1.5 V

91

(V)

Ground

ACC/ON indicator
lamp

Output

Push-button ig-
nition switch

OFF

Battery voltage

ACC or ON

0 – 1.5 V

92

(B)

Ground

Push-button ignition
switch illumination
lamp

Output

Push-button ig-
nition switch il-
lumination

ON

5.5 V

OFF

0 – 1.5 V

93

(R)

Ground

Intelligent Key warn-
ing buzzer

Output

Intelligent Key
warning buzzer

Sounding

0 – 1.5 V

Not sounding

Battery voltage

96

(SB)

Ground

Accessory relay
control

Output

Ignition Push-
button switch

OFF

0 – 0.5 V

ACC or ON

Battery voltage

97

(R)

Ground Starter relay control

Output

Push-button ig-
nition switch ON

Selector lever in P (Park)
or N (Neutral) position

Battery voltage

Selector lever not in P
(Park) or N (Neutral) posi-
tion

0 – 0.5 V

98

(O)

Ground

Ignition relay (IPDM
E/R) control

Output

Push-button ig-
nition switch

OFF or ACC

Battery voltage

ON

0 – 0.5 V

99

(GR)

Ground

Ignition relay (F/B)
control

Output

Push-button ig-
nition switch

OFF or ACC

0 – 0.5 V

ON

Battery voltage

100

(P)

Ground

Request sw (AS)
signal

Input

Passenger door
request switch

ON (Pressed)

0 – 1.5 V

OFF (Not pressed)

Battery voltage

102

(BR)

Ground P/N position

Input

Selector lever

Selector lever in P (Park)
or N (Neutral) position

Battery voltage

Selector lever not in P
(Park) or N (Neutral) posi-
tion

0 – 1.5 V

103

(LG)

Ground Front defrost swiich

Input

—

—

104

(V)

Ground

CVT shift selector
(park position
switch) power sup-
ply

Output

Push-button ignition switch ON

9 – 16 V

105

(SB)

Ground Stop lamp switch 2

Input

Push-button ignition switch OFF

Battery voltage

106

(Y)

Ground Blower relay control

Output

Push-button ig-
nition switch

OFF or ACC

0 – 0.5 V

ON

Battery voltage

Terminal No.

(Wire color)

Description

Condition

Value

(Approx.)

Signal name

Input/

Output

+

−

CONSULT Display

Fail-safe

Cancellation

B2192: ID DISCORD BCM-ECM

Inhibit engine cranking

Erase DTC

B2193: CHAIN OF BCM-ECM

Inhibit engine cranking

Erase DTC

B2195: ANTI SCANNING

Inhibit engine cranking

Ignition switch ON

→ OFF

B2196: DONGLE NG

Inhibit engine cranking

Erase DTC

BCS-46

< ECU DIAGNOSIS INFORMATION >

[WITH INTELLIGENT KEY SYSTEM]

BCM

B2198: NATS ANTENNA AMP

Inhibit engine cranking

Erase DTC

B2557: VEHICLE SPEED

—

When the following CAN signal status (vehicle speed signal) becomes
consistent
• Vehicle speed signal (ABS)
• Vehicle speed signal (Meter)

B2601: SHIFT P SIGNAL

—

500 ms after the following signal reception status becomes consistent
• Park position switch signal
• P range signal (CAN)

B2602: SHIFT P DIAG

—

5 seconds after the following BCM recognition conditions are fulfilled
• Ignition switch is in the ON position
• Park position switch signal: P position (push selector button) or ex-

cept P position (9 – 16 V)

• Vehicle speed: 4 km/h (2.5 MPH) or more

B2603: SHIFT POSITION

—

500 ms after any of the following BCM recognition conditions are fulfilled
• Status 1
- Ignition switch is in the ON position
- Park position switch signal: P position (push selector button) or ex-

cept P position (9 – 16 V)

- P/N position signal: Except P and N positions (0 – 1.5 V)
• Status 2
- Ignition switch is in the ON position
- Park position switch signal: P position (release selector button) (0 –

1.5 V)

- P/N position signal: P or N positions (9 – 16 V)

B2604: SHIFT PN DIAG CAN

—

500 ms after any of the following BCM recognition conditions are fulfilled
• Status 1
- Ignition switch is in the ON position
- P/N position signal: P or N position (9 – 16 V)
- Shift position signal (CAN): P or N position
• Status 2
- Ignition switch is in the ON position
- P/N position signal: Except P and N positions (0 – 1.5 V)
- Shift position signal (CAN): Except P and N position

B2605: SHIFT PN DIAG IPDM

—

500 ms after any of the following BCM recognition conditions are fulfilled
• Status 1
- Ignition switch is in the ON position
- P/N position signal: Except P and N positions (0 – 1.5 V)
• Status 2
- Ignition switch is in the ON position
- P/N position signal: P or N position (9 – 16 V)

B2608: STARTER RELAY

Inhibit engine cranking

500 ms after the following signal communication status becomes con-
sistent
• Starter motor relay control signal
• Starter relay status signal (CAN)

B260F: ECM CAN COMM

Inhibit engine cranking

When any of the following conditions are fulfilled
• Ignition switch changes to ACC
• Receives engine status signal (CAN)

B26F1: IGN RELAY OFF

Inhibit engine cranking

When the following conditions are fulfilled
• Ignition switch ON signal (CAN: Transmitted from BCM): ON
• Ignition switch ON signal (CAN: Transmitted from IPDM E/R): ON

B26F2: IGN RELAY ON

Inhibit engine cranking

When the following conditions are fulfilled
• Ignition switch ON signal (CAN: Transmitted from BCM): OFF
• Ignition switch ON signal (CAN: Transmitted from IPDM E/R): OFF

B26F3: START CONT RLY ON

Inhibit engine cranking

When the following conditions are fulfilled
• Starter control relay signal (CAN: Transmitted from BCM): OFF
• Starter control relay signal (CAN: Transmitted from IPDM E/R): OFF

B26F4: START CONT RLY OFF

Inhibit engine cranking

When the following conditions are fulfilled
• Starter control relay signal (CAN: Transmitted from BCM): ON
• Starter control relay signal (CAN: Transmitted from IPDM E/R): ON

CONSULT Display

Fail-safe

Cancellation

BCS

BCM

BCS-47

< ECU DIAGNOSIS INFORMATION >

[WITH INTELLIGENT KEY SYSTEM]

C

D

E

F

G

H

I

J

K

L

B

A

O

P

N

DTC Inspection Priority Chart

INFOID:0000000009268634

If more than one DTC is displayed at the same time, perform inspections based on the following priority chart.

B26F7: BCM

Inhibit engine cranking
by Intelligent Key sys-
tem

When room antenna and luggage room antenna functions normally

U0415: VDC CAN CIR2

—

When vehicle speed signal (Meter) (CAN) is received normally

CONSULT Display

Fail-safe

Cancellation

Priority

DTC

1

B2562: LOW VOLTAGE

2

• U1000: CAN COMM CIRCUIT
• U1010: CONTROL UNIT (CAN)

3

• B2192: ID DISCORD BCM-ECM
• B2193: CHAIN OF BCM-ECM
• B2195: ANTI SCANNING
• B2196: DONGLE NG
• B2198: NATS ANTENNA AMP

4

• B2553: IGN POWER CIRCUIT
• B2555: STOP LAMP CIRCUIT
• B2556: ENG START SW
• B2557: VEHICLE SPEED
• B2601: SHIFT P SIGNAL
• B2602: SHIFT P DIAG
• B2603: SHIFT POSITION
• B2604: SHIFT PN DIAG CAN
• B2605: SHIFT PN DIAG IPDM
• B2608: STARTER RELAY
• B260F: ECM CAN COMM
• B2614: ACC RELAY REQ FB
• B2615: IGN RELAY3 REQ FB
• B2616: IGN RELAY2 REQ FB
• B2618: IGN RELAY1 REQ FB
• B261A: ENGINE SW
• B26F1: IGN RELAY OFF
• B26F2: IGN RELAY ON
• B26F3: START CONT RLY ON
• B26F4: START CONT RLY OFF
• B26F6: BCM
• B26F7: BCM
• B26FC: KEY REGISTRATION
• U0415: VDC CAN CIR2

5

• B2621: INSIDE ANTENNA 1
• B2622: INSIDE ANTENNA 2
• B2623: INSIDE ANTENNA 3

6

• B2626: OUTSIDE 1 ANTENNA
• B2627: OUTSIDE 2 ANTENNA
• B2628: OUTSIDE 3 ANTENNA

7

• 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
• C1716: [PRESS DATA ERR] FL
• C1717: [PRESS DATA ERR] FR
• C1718: [PRESS DATA ERR] RR
• C1719: [PRESS DATA ERR] RL
• C1729: VHCL SPEED SIG ERR

BCS-48

< ECU DIAGNOSIS INFORMATION >

[WITH INTELLIGENT KEY SYSTEM]

BCM

DTC Index

INFOID:0000000009268635

NOTE:

The details of time display are as follows.

• CRNT: A malfunction is detected now.

• PAST: A malfunction was detected in the past.

IGN counter is displayed on Freeze Frame Data.

CONSULT display

Fail-safe

Freeze Frame Data

•Vehicle Speed

•Odo/Trip Meter

•Vehicle Condition

Intelligent Key

warning lamp

ON

Tire pressure monitor

warning lamp ON

Reference page

No DTC is detected.
further testing
may be required.

—

—

—

—

—

U1000: CAN COMM CIRCUIT

—

—

—

—

BCS-59

U1010: CONTROL UNIT (CAN)

—

—

—

—

BCS-60

U0415: VDC CAN CIR2

×

—

×

—

BCS-61

B2192: ID DISCORD BCM-ECM

×

—

—

—

SEC-55

B2193: CHAIN OF BCM-ECM

×

—

—

—

SEC-56

B2195: ANTI SCANNING

×

—

—

—

SEC-57

B2196: DONGLE NG

×

—

—

—

SEC-58

B2198: NATS ANTENNA AMP

×

—

—

—

SEC-60

B2555: STOP LAMP CIRCUIT

—

×

×

—

SEC-63

B2556: ENG START SW

—

×

×

—

SEC-66

B2557: VEHICLE SPEED

×

×

×

—

SEC-68

B2562: LOW VOLTAGE

—

×

—

—

BCS-62

B2601: SHIFT P SIGNAL

×

×

×

—

SEC-69

B2602: SHIFT P DIAG

×

×

×

—

SEC-71

B2603: SHIFT POSITION

×

×

×

—

SEC-74

B2604: SHIFT PN DIAG CAN

×

×

×

—

SEC-78

B2605: SHIFT PN DIAG IPDM

×

×

×

—

SEC-81

B2608: STARTER RELAY

×

×

×

—

SEC-83

B260F: ECM CAN COMM

×

×

×

—

SEC-85

B2614: ACC RELAY REQ FB

—

×

×

—

PCS-79

B2615: IGN RELAY3 REQ FB

—

×

×

—

PCS-81

B2616: IGN RELAY2 REQ FB

—

×

×

—

PCS-83

B2618: IGN RELAY1 REQ FB

—

×

×

—

PCS-85

B261A: ENGINE SW

—

×

×

—

PCS-87

B2621: INSIDE ANTENNA 1

—

×

—

—

DLK-66

B2622: INSIDE ANTENNA 2

—

×

—

—

DLK-68

B2623: INSIDE ANTENNA 3

—

×

—

—

DLK-70

B2626: OUTSIDE 1 ANTENNA

—

×

—

—

DLK-72

B2627: OUTSIDE 2 ANTENNA

—

×

—

—

DLK-74

B2628: OUTSIDE 3 ANTENNA

—

×

—

—

DLK-76

B26F1: IGN RELAY OFF

×

×

×

—

PCS-89

B26F2: IGN RELAY ON

×

×

×

—

PCS-91

B26F3: START CONT RLY ON

×

×

×

—

SEC-86

B26F4: START CONT RLY OFF

×

×

×

—

SEC-87