Nissan Teana J32. Manual - part 849

PCS-2

INTELLIGENT KEY : CONSULT-III Function 
(BCM - INTELLIGENT KEY) ...................................

42

COMPONENT DIAGNOSIS  ........................

46

U1000 CAN COMM CIRCUIT  ............................

46

BCM ...........................................................................

46

BCM : Description ...................................................

46

BCM : DTC Logic ....................................................

46

BCM : Diagnosis Procedure  ...................................

46

IPDM E/R ...................................................................

46

IPDM E/R : Description ...........................................

46

IPDM E/R : DTC Logic ............................................

46

IPDM E/R : Diagnosis Procedure  ...........................

46

U1010 CONTROL UNIT (CAN)  .........................

48

BCM ...........................................................................

48

BCM : DTC Logic ....................................................

48

BCM : Diagnosis Procedure  ...................................

48

BCM : Special Repair Requirement ........................

48

B2553 IGNITION RELAY ...................................

49

Description ..............................................................

49

DTC Logic ...............................................................

49

Diagnosis Procedure  ..............................................

49

B260A IGNITION RELAY  ..................................

51

Description ..............................................................

51

DTC Logic ...............................................................

51

Diagnosis Procedure  ..............................................

51

B2614 ACC RELAY  ...........................................

53

Description ..............................................................

53

DTC Logic ...............................................................

53

Diagnosis Procedure  ..............................................

53

Component Inspection ............................................

54

B2615 BLOWER RELAY CIRCUIT  ...................

55

Description ..............................................................

55

DTC Logic ...............................................................

55

Diagnosis Procedure  ..............................................

55

Component Inspection ............................................

56

B2616 IGNITION RELAY CIRCUIT  ...................

57

Description ..............................................................

57

DTC Logic ...............................................................

57

Diagnosis Procedure  ..............................................

57

Component Inspection ............................................

58

B2618 BCM ........................................................

59

Description ..............................................................

59

DTC Logic ...............................................................

59

Diagnosis Procedure  ..............................................

59

B261A PUSH-BUTTON IGNITION SWITCH  .....

60

Description ..............................................................

60

DTC Logic ...............................................................

60

Diagnosis Procedure  ..............................................

60

POWER SUPPLY AND GROUND CIRCUIT  .....

62

BCM ...........................................................................

62

BCM : Diagnosis Procedure ....................................

62

PUSH-BUTTON IGNITION SWITCH  .................

63

Description ..............................................................

63

Component Function Check ..................................

63

Diagnosis Procedure ...............................................

63

Component Inspection  ............................................

64

PUSH-BUTTON IGNITION SWITCH POSI-
TION INDICATOR ..............................................

66

Description ..............................................................

66

Component Function Check ..................................

66

Diagnosis Procedure ...............................................

66

Component Inspection  ............................................

67

POWER DISTRIBUTION SYSTEM  ...................

68

Wiring Diagram - PDS (POWER DISTRIBUTION 
SYSTEM) - ..............................................................

68

ECU DIAGNOSIS  .......................................

73

BCM (BODY CONTROL MODULE)  ..................

73

Reference Value  .....................................................

73

Wiring Diagram - BCM - ..........................................

96

Fail-safe ................................................................

102

DTC Inspection Priority Chart .............................

104

DTC Index ............................................................

105

IPDM E/R (INTELLIGENT POWER DISTRI-
BUTION MODULE ENGINE ROOM) ................

107

Reference Value  ...................................................

107

Wiring Diagram - IPDM E/R - ................................

115

Fail-safe ................................................................

118

DTC Index ............................................................

120

PRECAUTION ...........................................

121

PRECAUTIONS  ................................................

121

Precaution for Supplemental Restraint System 
(SRS) "AIR BAG" and "SEAT BELT PRE-TEN-
SIONER" ...............................................................

121

Precaution Necessary for Steering Wheel Rota-
tion after Battery Disconnect .................................

121

SYMPTOM DIAGNOSIS  ...........................

122

POWER DISTRIBUTION SYSTEM  ..................

122

Symptom Table .....................................................

122

PUSH-BUTTON IGNITION SWITCH DOES 
NOT OPERATE  ................................................

124

Description ............................................................

124

Diagnosis Procedure .............................................

124

PUSH-BUTTON IGNITION SWITCH POSI-
TION INDICATOR DOES NOT ILLUMINATE ..

125

Description ............................................................

125

Diagnosis Procedure .............................................

125

PCS

PCS-3

C

D

E

F

G

H

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J

K

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B

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ON-VEHICLE REPAIR ...............................

126

BCM (BODY CONTROL MODULE) .................

126

Exploded View  ......................................................

126

Removal and Installation  .......................................

126

PUSH BUTTON IGNITION SWITCH ...............

127

Removal and Installation  .......................................

127

PCS-4

< FUNCTION DIAGNOSIS >

[IPDM E/R]

RELAY CONTROL SYSTEM

FUNCTION DIAGNOSIS

RELAY CONTROL SYSTEM

System Diagram

INFOID:0000000003773255

System Description

INFOID:0000000003773256

IPDM E/R activates the internal control circuit to perform the relay ON-OFF control according to the input sig-
nals from various sensors and the request signals received from control units via CAN communication.

CAUTION:

IPDM E/R integrated relays cannot be removed.

JPMIA1015GB

PCS

RELAY CONTROL SYSTEM

PCS-5

< FUNCTION DIAGNOSIS >

[IPDM E/R]

C

D

E

F

G

H

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J

K

L

B

A

O

P

N

NOTE:

BCM controls the starter relay.

Control relay

Input/output

Transmit unit

Control part

Reference page

• Headlamp low relay
• Headlamp high relay

• Low beam request signal
• High beam request signal

BCM (CAN)

• Headlamp low
• Headlamp high

•

EXL-11

(Xenon headlamp)

•

EXL-200

(Halogen headlamp)

Front fog lamp relay

Front fog light request signal

BCM (CAN)

Front fog lamp

•

EXL-17

(Xenon headlamp)

•

EXL-204

(Halogen headlamp)

Tail lamp relay

Position light request signal

BCM (CAN)

• Parking lamp
• Side marker lamp
• License plate lamp
• Tail  lamp

•

EXL-21

(Xenon headlamp)

•

EXL-208

(Halogen headlamp)

Illuminations

INL-12

• Front wiper relay
• Front wiper high relay

Front wiper request signal

BCM (CAN)

Front wiper

WW-5

Front wiper auto stop signal

Front wiper motor

Horn relay

• Theft warning horn request 

signal

• Horn reminder signal

BCM (CAN)

• Horn (low)
• Horn (high)

SEC-17

• Starter relay

NOTE

• Starter control relay

Starter control relay signal

BCM (CAN)

Starter motor

•

SEC-104

•

SEC-102

Steering lock unit condition 
signal

Steering lock unit

Starter relay control signal

TCM

Steering lock relay

Steering lock relay signal

BCM (CAN)

Steering lock unit

SEC-69

Steering lock unit condition 
signal

Steering lock unit

Control device (Detention 
switch) signal

Control device (Detention 
switch)

A/C relay

A/C compressor request sig-
nal

ECM (CAN)

A/C compressor
(magnet clutch)

•

HAC-36

(Without 7-inch dis-
play)

•

HAC-154

(With 7-inch display)

• Cooling fan relay-1
• Cooling fan relay-2
• Cooling fan relay-3

Cooling fan speed request sig-
nal

ECM (CAN)

• Cooling fan motor-

1

• Cooling fan motor-

2

EC-60

Headlamp washer relay

Headlamp washer request 
signal

BCM (CAN)

Headlamp washer

WW-10

Ignition relay

Ignition switch ON signal

BCM (CAN)

Ignition relay 

PCS-17

Vehicle speed signal

Combination meter (CAN)

Push-button ignition switch 
signal

Push-button ignition 
switch