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Home >> Nissan-Datsun >> 2012 >> Altima Base >> Repair and Diagnosis >> Electrical >> Body Electrical >> Power Control System (Power Distribution System) >> Ecu Diagnosis Information >> IPDM E/R (Intelligent Power Distribution Module Engine Room) >> Reference Value >> Terminal Layout
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Terminal Layout

Fig 1: Intelligent Power Distribution Module Engine Room Connector Terminal Layout
G05047379G04888409G04888410G04888411Courtesy of NISSAN NORTH AMERICA, INC.
Terminal No. (Wire color) Description Condition Value (Approx.)
+ - Signal name Input/Output
1 (R) Ground Battery power supply Input Ignition switch OFF Battery voltage
2 (L) Ground Battery power supply Input Ignition switch OFF Battery voltage
4 (LG) Ground Front wiper LO Output Ignition switch ON Front wiper switch OFF 0V
Front wiper switch LO Battery voltage
5 (Y) Ground Front wiper HI Output Ignition switch ON Front wiper switch OFF 0V
Front wiper switch HI Battery voltage
6 (L) Ground Daytime light relay power supply (Canada models only) Output Ignition switch OFF Battery voltage
7 (GR) Ground Tail, license plate lamps & interior lamps Output Ignition switch ON Lighting switch OFF 0V
Lighting switch 1ST Battery voltage
10 (BR) 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 turning ignition switch OFF)		 Battery voltage
12 (B) Ground Ground - Ignition switch ON 0V
13 (SB) Ground Fuel pump power supply Output Approximately 1 second or more after turning the ignition switch ON 0V
  • Approximately 1 second after turning the ignition switch ON
  • Engine running
 Battery voltage
15 (W) Ground Ignition relay-1 power supply Output Ignition switch OFF 0V
Ignition switch ON Battery voltage
16 (R) Ground Front wiper auto stop Input Ignition switch ON Front wiper stop position 0V
Any position other than front wiper stop position Battery voltage
19 (Y) Ground Ignition relay-1 power supply Output Ignition switch OFF 0V
Ignition switch ON Battery voltage
20 (L) Ground Ambient sensor ground - Ignition switch ON 0V
21 (L/G) Ground Ambient sensor - Ignition switch ON 5V
22 (S/B) Ground Refrigerant pressure sensor Ground - Ignition switch ON 0V
23 (GR) Ground Refrigerant pressure sensor -
  • Ignition switch ON (READY)
  • Both A/C switch and blower motor switch ON (electric compressor operates)
 1.0 - 4.0V
24 (G) Ground Refrigerant pressure sensor power supply - Ignition switch ON 5V
25 (GR) Ground Ignition relay-1 power supply Output Ignition switch OFF 0V
Ignition switch ON Battery voltage
27 (W) Ground Ignition relay monitor Input Ignition switch OFF or ACC Battery voltage
Ignition switch ON 0V
28 (SB) Ground Push-button ignition switch Input Press the push-button ignition switch 0V
Release the push-button ignition switch Battery voltage
30 (BR) Ground Starter relay control Input CVT models CVT selector lever in any position other than P or N (ignition switch ON) 0V
CVT selector lever P or N (ignition switch ON) Battery voltage
30 (R) Ground Starter relay control Input M/T models Release the clutch pedal 0V
Depress the clutch pedal Battery voltage
34 (O) Ground Cooling fan relay-3 control Input Ignition switch OFF or ACC 0V
Ignition switch ON 0.7V
35 (P) Ground Cooling fan motor control Output Ignition switch OFF or ACC 0V
Ignition switch ON 0.7V
36 (G) Ground Battery power supply Input Ignition switch OFF Battery voltage
38 (GR) Ground Cooling fan motor control Output Ignition switch OFF or ACC 0V
Ignition switch ON 0.7V
39 (P) - CAN - L Input/Output - -
40 (L) - CAN - H Input/Output - -
41 (B) Ground Ground - Ignition switch ON 0V
42 (SB) Ground Cooling fan relay-2 control Input Ignition switch OFF or ACC 0V
Ignition switch ON 0.7V
43 (Y) Ground CVT shift selector (Detention switch) Input Ignition switch ON Press the CVT selector button (CVT selector lever P) Battery voltage
  • CVT selector lever in any position other than P
  • Release the CVT selector button (CVT selector lever P)
 0V
44 (W) Ground Horn relay control Input The horn is deactivated Battery voltage
The horn is activated 0V
45 (GR) Ground Anti theft horn relay control Input The horn is deactivated Battery voltage
The horn is activated 0V
46 (BR) Ground Starter relay control Input CVT models CVT selector lever in any position other than P or N (ignition switch ON) 0V
CVT selector lever P or N (ignition switch ON) Battery voltage
M/T models Release the clutch pedal 0V
Depress the clutch pedal Battery voltage
48 (W) Ground A/C relay power supply Output Engine running A/C switch OFF 0V
A/C switch ON
(A/C compressor is operating)		 Battery voltage
49 (V) Ground ECM relay power supply (with VQ35DE) 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 turning ignition switch OFF)		 Battery voltage
51 (SB) Ground Ignition relay power supply Output Ignition switch OFF 0V
Ignition switch ON Battery voltage
52 (Y) Ground Ignition relay power supply Output Ignition switch OFF 0V
Ignition switch ON Battery voltage
53 (G) Ground ECM relay power supply (with VQ35DE) 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 turning ignition switch OFF)		 Battery voltage
53 (V) Ground ECM relay power supply (without VQ35DE) 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 turning ignition switch OFF)		 Battery voltage
54 (GR) Ground Throttle control motor 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 turning ignition switch OFF)		 Battery voltage
55 (LG) Ground ECM power supply Output Ignition switch OFF Battery voltage
56 (R) 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
58 (BR) Ground Ignition relay power supply Output Ignition switch OFF 0V
Ignition switch ON Battery voltage
69 (SB) 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 turning ignition switch OFF)		 0 - 1.5V
70 (G) Ground Throttle control motor relay control Output Ignition switch ON → OFF 0 - 1.0V ↓ Battery voltage ↓ 0V
Ignition switch ON 0 - 1.0V
72 (BR) Ground Transmission range switch signal (with QR25DE) Input Ignition switch ON CVT selector lever in P or N position Battery voltage
CVT selector lever in any position other than P or N position 0V
74 (L) Ground Ignition relay power supply Output Ignition switch OFF 0V
Ignition switch ON Battery voltage
75 (LG) Ground Oil pressure switch Input Ignition switch ON Engine stopped 0V
Engine running Battery voltage
76 (Y) Ground Power generation command signal Output Ignition switch ON
G04888409
40% is set on "Active test", "ALTERNATOR DUTY" of "ENGINE"
G04888410
80% is set on "Active test", "ALTERNATOR DUTY" of "ENGINE"
G04888411
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
80 (R) Ground Starter motor Output At engine cranking Battery voltage
83 (R/Y) Ground Headlamp LO (RH) Output Ignition switch ON Lighting switch OFF 0V
Lighting switch 2ND Battery voltage
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 running light activated (Only for Canada models)
 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 running light activated (Only for Canada models)
 Battery voltage
Front fog lamp switch OFF 0V
88 (R/W) Ground Washer pump power supply 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
99 (BR/W) Ground Ambient sensor ground - Ignition switch ON 0V
100 (SB) Ground Ambient sensor - Ignition switch ON 5V
101 (W) Ground Refrigerant pressure sensor ground - Ignition switch ON 0V
102 (R) Ground Refrigerant pressure sensor -
  • Ignition switch ON (READY)
  • Both A/C switch and blower motor switch ON (electric compressor operates)
 1.0 - 4.0V
103 (P) Ground Refrigerant pressure sensor power supply - Ignition switch ON 5V
105 (V) Ground Daytime light relay control Output Ignition switch ON Daytime light system active Battery voltage
Ignition switch ON Daytime light system inactive 0V
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