Nissan Teana J32. Manual - part 587

EXL-318

< ECU DIAGNOSIS >

[HALOGEN TYPE]

IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE ROOM)

28

(SB)

Ground

Push-button ignition 
switch

Input

Press the push-button ignition switch

0 V

Release the push-button ignition switch

Battery voltage

30

(BR)

Ground

Starter relay control 

Input

Ignition 
switch ON

Selector lever in any posi-
tion other than P or N

0 V

Selector lever P or N

Battery voltage

32

(V)

Ground

Steering lock unit condi-
tion-1

Input

Steering lock is activated

0 V

Steering lock is deactivated

Battery voltage

33

(G)

Ground

Steering lock unit condi-
tion-2

Input

Steering lock is activated

Battery voltage

Steering lock is deactivated

0 V

34

(O)

Ground

Cooling fan relay-3 control

Input

Cooling fan stopped

Battery voltage

Cooling fan at HI operation

0 V

35

(P)

Ground

Cooling fan relay-1 power 
supply

Input

Cooling fan stopped

Battery voltage

Cooling fan at LO operation

6.0 V

36

(G)

Ground

Battery power supply

Input

Ignition switch OFF

Battery voltage

38

(GR)

Ground

Cooling fan relay-1 power 
supply

Output

Cooling fan not operating

0 V

Cooling fan at LO operation

6.0 V

39

(P)

—

CAN-L

Input/ 

Output

—

—

40

(L)

—

CAN-H

Input/ 

Output

—

—

41

(B)

Ground

Ground

—

Ignition switch ON

0 V

42

(SB)

Ground

Cooling fan relay-2 control

Input

Cooling fan stopped

Battery voltage

• Cooling fan MID operating
• Cooling fan HI operating

0 V

43

(Y)

Ground

Control device
(Detention switch)

Input

Ignition 
switch ON

Press the selector button 
(selector lever P)

Battery voltage

• Selector lever in any po-

sition other than P

• Release the selector 

button (selector lever P)

0 V

44

(G)

Ground

Horn relay control

Input

The horn is deactivated

Battery voltage

The horn is activated

0 V

45

(O)

Ground

Horn switch

Input

The horn is deactivated

Battery voltage

The horn is activated

0 V

46

(BR)

Ground

Starter relay control 

Input

Ignition 
switch ON

Selector lever in any posi-
tion other than P or N

0 V

Selector lever P or N

Battery voltage

48

(Y/R)

Ground

A/C relay power supply

Output

Engine 
running

A/C switch OFF

0 V

A/C switch ON
(A/C compressor is oper-
ating)

Battery voltage

Terminal No.

(Wire color)

Description

Condition

Value

(Approx.)

Signal name

Input/ 

Output

+

−

IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE ROOM)

EXL-319

< ECU DIAGNOSIS >

[HALOGEN TYPE]

C

D

E

F

G

H

I

J

K

M

A

B

EXL

N

O

P

49

(R/B)

Ground

ECM relay power supply

Output

Ignition switch OFF
(More than a few seconds after turning 
ignition switch OFF)

0 V

• Ignition switch ON
• Ignition switch OFF

(For a few seconds after turning igni-
tion switch OFF)

Battery voltage

51

(LG)

Ground

Ignition relay power supply

Output

Ignition switch OFF

0 V

Ignition switch ON

Battery voltage

52

(Y/G)

Ground

Ignition relay power supply

Output

Ignition switch OFF

0 V

Ignition switch ON

Battery voltage

53

(R/W)

Ground

ECM relay power supply

Output

Ignition switch OFF
(More than a few seconds after turning 
ignition switch OFF)

0 V

• Ignition switch ON
• Ignition switch OFF

(For a few seconds after turning igni-
tion switch OFF)

Battery voltage

54

(G/W)

Ground

Throttle control motor re-
lay power supply

Output

Ignition switch OFF
(More than a few seconds after turning 
ignition switch OFF)

0 V

• Ignition switch ON
• Ignition switch OFF

(For a few seconds after turning igni-
tion switch OFF)

Battery voltage

55

(W/L)

Ground

ECM power supply

Output

Ignition switch OFF

Battery voltage

56

(R/Y)

Ground

Ignition relay power supply

Output

Ignition switch OFF

0 V

Ignition switch ON

Battery voltage

57

(O)

Ground

Ignition relay power supply

Output

Ignition switch OFF

0 V

Ignition switch ON

Battery voltage

58

(Y)

Ground

Ignition relay power supply

Output

Ignition switch OFF

0 V

Ignition switch ON

Battery voltage

69

(W/B)

Ground

ECM relay control

Output

Ignition switch OFF
(More than a few seconds after turning 
ignition switch OFF)

Battery voltage

• Ignition switch ON
• Ignition switch OFF

(For a few seconds after turning igni-
tion switch OFF)

0 - 1.5 V

70

(O)

Ground

Throttle control motor re-
lay control

Output

Ignition switch ON 

→

 OFF

0 -1.0 V 

↓

Battery voltage

↓

0 V

Ignition switch ON

0 - 1.0 V

72

(R/B)

Ground

Starter relay control 

Input

Ignition 
switch ON

Selector lever in any posi-
tion other than P or N

0 V

Selector lever P or N

Battery voltage

74

(Y)

Ground

Ignition relay power supply

Output

Ignition switch OFF

0 V

Ignition switch ON

Battery voltage

Terminal No.

(Wire color)

Description

Condition

Value

(Approx.)

Signal name

Input/ 

Output

+

−

EXL-320

< ECU DIAGNOSIS >

[HALOGEN TYPE]

IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE ROOM)

75

(P/L)

Ground

Oil pressure switch

Input

Ignition 
switch ON

Engine stopped

0 V

Engine running

Battery voltage

76

(SB)

Ground

Power generation com-
mand signal

Output

Ignition switch ON

6.3 V

40% is set on “ACTIVE TEST”, “AL-
TERNATOR DUTY” of “ENGINE”

3.8 V

80% is set on “ACTIVE TEST”, “AL-
TERNATOR DUTY” of “ENGINE”

1.4 V

77

(GR)

Ground

Fuel pump relay control

Output

• Approximately 1 second after turning 

the ignition switch ON

• Engine running

0 - 1.5 V

Approximately 1 second or more after 
turning the ignition switch ON

Battery voltage

80

(B/W)

Ground

Starter motor 

Output

At engine cranking

Battery voltage

83

(Y)

Ground

Headlamp LO (RH)

Output

Ignition 
switch ON

Lighting switch OFF

0 V

Lighting switch 2ND

Battery voltage

84

(SB)

Ground

Headlamp LO (LH)

Output

Ignition 
switch ON

Lighting switch OFF

0 V

Lighting switch 2ND

Battery voltage

86

(L)

Ground

Front fog lamp (RH)

Output

Lighting 
switch 
2ND

• Front fog lamp switch 

ON

• Daytime running light 

activated (Only for Can-
ada)

Battery voltage

Front fog lamp switch OFF

0 V

87

(R)

Ground

Front fog lamp (LH)

Output

Lighting 
switch 
2ND

• Front fog lamp switch 

ON

• Daytime running light 

activated (Only for Can-
ada)

Battery voltage

Front fog lamp switch OFF

0 V

Terminal No.

(Wire color)

Description

Condition

Value

(Approx.)

Signal name

Input/ 

Output

+

−

JPMIA0001GB

JPMIA0002GB

JPMIA0003GB

IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE ROOM)

EXL-321

< ECU DIAGNOSIS >

[HALOGEN TYPE]

C

D

E

F

G

H

I

J

K

M

A

B

EXL

N

O

P

88

(P)

Ground

Washer pump power sup-
ply

Output

Ignition switch ON

Battery voltage

89

(W)

Ground

Headlamp HI (RH)

Output

Ignition 
switch ON

• Lighting switch HI
• Lighting switch PASS

Battery voltage

Lighting switch OFF

0 V

90

(O)

Ground

Headlamp HI (LH)

Output

Ignition 
switch ON

• Lighting switch HI
• Lighting switch PASS

Battery voltage

Lighting switch OFF

0 V

91

(O)

Ground

Parking lamp (RH)

Output

Ignition 
switch ON

Lighting switch 1ST

Battery voltage

Lighting switch OFF

0 V

92

(L)

Ground

Parking lamp (LH)

Output

Ignition 
switch ON

Lighting switch 1ST

Battery voltage

Lighting switch OFF

0 V

93

(BR)

Ground

Headlamp aiming motor 
(RH)

Output

Ignition 
switch ON

Lighting switch 1ST

Battery voltage

Lighting switch OFF

0 V

94

(Y)

Ground

Headlamp aiming motor 
(LH)

Output

Ignition 
switch ON

Lighting switch 1ST

Battery voltage

Lighting switch OFF

0 V

99

(W)

Ground

Ambient sensor ground

Input

Ignition switch ON

0 V

100

(SB)

Ground

Ambient sensor 

Output

Ignition switch ON
NOTE:
Changes depending to ambient tem-
perature

101

(GR)

Ground

Refrigerant pressure sen-
sor ground

Input

Engine 
running

• Warm-up condition
• Idle speed

0 V

102

(R)

Ground

Refrigerant pressure sen-
sor

Input

Engine 
running

• Warm-up condition
• Both A/C switch and 

blower fan motor switch 
ON
(Compressor operates)

1.0 - 4.0 V

103

(P)

Ground

Refrigerant pressure sen-
sor power supply

Output

Ignition switch OFF

0 V

Ignition switch ON

5.0 V

104

(LG)

Ground

Hood switch

Output

Close the hood

Battery voltage

Open the hood

0 V

Terminal No.

(Wire color)

Description

Condition

Value

(Approx.)

Signal name

Input/ 

Output

+

−

JSNIA0014GB