Nissan Altima HL32 Hybrid. Manual - part 869

PCS

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

PCS-117

< ECU DIAGNOSIS >

[POWER DISTRIBUTION SYSTEM]

C

D

E

F

G

H

I

J

K

L

B

A

O

P

N

49

(B/R)

Ground ECM relay power supply

Output

Ignition switch OFF
(For a few seconds after turning ignition 
switch OFF)

0V

• Ignition switch ON
• Ignition switch OFF

(More than a few seconds after turn-
ing ignition switch OFF)

Battery voltage

51

(LG)

Ground Ignition relay power supply

Output

Ignition switch OFF

0V

Ignition switch ON

Battery voltage

53

(R/W)

Ground ECM relay power supply

Output

Ignition switch OFF
(For a few seconds after turning ignition 
switch OFF)

0V

• Ignition switch ON
• Ignition switch OFF

(More than a few seconds after turn-
ing ignition switch OFF)

Battery voltage

54

(G/W)

Ground

Throttle control motor re-
lay power supply

Output

Ignition switch OFF
(For a few seconds after turning ignition 
switch OFF)

0V

• Ignition switch ON
• Ignition switch OFF

(More than a few seconds after turn-
ing ignition 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

0V

Ignition switch ON

Battery voltage

57

(O)

Ground Ignition relay power supply

Output

Ignition switch OFF

0V

Ignition switch ON

Battery voltage

69

(W/B)

Ground ECM relay control

Output

Ignition switch OFF
(For a few seconds after turning ignition 
switch OFF)

Battery voltage

• Ignition switch ON
• Ignition switch OFF

(More than a few seconds after turn-
ing ignition switch OFF)

0 - 1.5V

70

(O)

Ground

Throttle control motor re-
lay control

Output

Ignition switch ON 

→ OFF

0 -1.0V 

↓

Battery voltage

↓

0V

Ignition switch ON

0 - 1.0V

75

(P/L)

Ground Oil pressure switch

Input

Ignition 
switch ON

Engine stopped

0V

Engine running

Battery voltage

77

(B/R)

Ground Fuel pump relay control

Output

• Approximately 1 second after turning 

the ignition switch ON

• Engine running

0 - 1.0V

Approximately 1 second or more after 
turning the ignition switch ON

Battery voltage

83

(R/Y)

Ground Headlamp LO (RH)

Output

Ignition 
switch ON

Lighting switch OFF

0V

Lighting switch 2ND

Battery voltage

Terminal No.

(Wire color)

Description

Condition

Value

(Approx.)

Signal name

Input/ 

Output

+

−

PCS-118

< ECU DIAGNOSIS >

[POWER DISTRIBUTION SYSTEM]

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

84

(L)

Ground Headlamp LO (LH)

Output

Ignition 
switch ON

Lighting switch OFF

0V

Lighting switch 2ND

Battery voltage

86

(W/R)

Ground Front fog lamp (RH)

Output

Lighting 
switch 
2ND

• Front fog lamp switch 

ON

• Daytime light activated 

(Canada only)

Battery voltage

Front fog lamp switch OFF

0V

87

(L/Y)

Ground Front fog lamp (LH)

Output

Lighting 
switch 
2ND

• Front fog lamp switch 

ON

• Daytime light activated 

(Canada only)

Battery voltage

Front fog lamp switch OFF

0V

88

(R/W)

Ground

Washer pump power sup-
ply

Output

Ignition switch ON

Battery voltage

89

(L/W)

Ground Headlamp HI (RH)

Output

Ignition 
switch ON

• Lighting switch HI
• Lighting switch PASS

Battery voltage

Lighting switch OFF

0V

90

(G)

Ground Headlamp HI (LH)

Output

Ignition 
switch ON

• Lighting switch HI
• Lighting switch PASS

Battery voltage

Lighting switch OFF

0V

91

(LG/R)

Ground Parking lamp (RH)

Output

Ignition 
switch ON

Lighting switch 1ST

Battery voltage

Lighting switch OFF

0V

92

(LG/B)

Ground Parking lamp (LH)

Output

Ignition 
switch ON

Lighting switch 1ST

Battery voltage

Lighting switch OFF

0V

97

(V)

Ground Cooling fan control

Output

Engine idling

0-5V

99

(BR/W)

Ground Ambient sensor ground

—

Ignition switch ON

0V

100

(SB)

Ground Ambient sensor

—

Ignition switch ON

5V

101
(W)

Ground

Refrigerent pressure sen-
sor ground

—

Ignition switch ON

0V

102

(R)

Ground

Refrigerent pressure sen-
sor

—

• Ignition switch ON (READY)
• Both A/C switch and blower motor 

switch ON (electric compressor oper-
ates)

1.0 - 4.0V

103

(P)

Ground

Refrigerent pressure sen-
sor power supply

—

Ignition switch ON

5V

105

(V)

Ground

Daytime light relay control 
(Canada only)

Output

Ignition 
switch ON

Daytime light system ac-
tive

Battery voltage

Ignition 
switch ON

Daytime light system inac-
tive

0V

Terminal No.

(Wire color)

Description

Condition

Value

(Approx.)

Signal name

Input/ 

Output

+

−

PCS

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

PCS-119

< ECU DIAGNOSIS >

[POWER DISTRIBUTION SYSTEM]

C

D

E

F

G

H

I

J

K

L

B

A

O

P

N

Wiring Diagram

INFOID:0000000004219186

ABMWA0190GB

PCS-120

< ECU DIAGNOSIS >

[POWER DISTRIBUTION SYSTEM]

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

ALMWA0035GB