Physical Values
WARNING: This page is about a different car, the 2013 Infiniti M56 and 2013 Infiniti M37. However, it is still accessible from the selected car via links, so may be relevant.
| Terminal No. (Wire color) | Description | Condition | Value (Approx.) | |||||||
|---|---|---|---|---|---|---|---|---|---|---|
| + | - | Signal name | Input/Output | |||||||
| 1 (W) | Ground | Battery power supply | Input | Ignition switch OFF | Battery voltage | |||||
| 2 (L) | Ground | Battery power supply | Input | Ignition switch OFF | Battery voltage | |||||
| 4 (W) | Ground | ECM relay power supply | Output | Ignition switch OFF (More than a few seconds after turning ignition switch OFF) |
0 V | |||||
|
Battery voltage | |||||||||
| 5 (P) | Ground | ECM relay power supply | Output | Ignition switch OFF (More than a few seconds after turning ignition switch OFF) |
0 V | |||||
|
Battery voltage | |||||||||
| 6 (R) | Ground | ECM relay power supply | Output | Ignition switch OFF (More than a few seconds after turning ignition switch OFF) |
0 V | |||||
|
Battery voltage | |||||||||
| 7 (Y) | Ground | Throttle control motor relay power supply | Output | Ignition switch OFF (More than a few seconds after turning ignition switch OFF) |
0 V | |||||
|
Battery voltage | |||||||||
| 8 (L) | Ground | A/C relay power supply | Output | Engine running | A/C switch OFF | 0 V | ||||
| A/C switch ON (A/C compressor is operating) |
Battery voltage | |||||||||
| 10 (V) | Ground | ECM power supply | Output | Ignition switch OFF | Battery voltage | |||||
| 11 (B) | Ground | Ground | - | Ignition switch ON | 0 V | |||||
| 12 (G) | Ground | Ignition relay power supply | Output | Ignition switch OFF or ACC | 0 V | |||||
| Ignition switch ON | Battery voltage | |||||||||
| 13 (GR) | Ground | Fuel pump relay power supply | Output | Approximately 1 second or more after turning the ignition switch ON | 0 V | |||||
|
Battery voltage | |||||||||
| 16 (V) | Ground | Front wiper stop position | Input | Ignition switch ON | Front wiper stop position | 0 V | ||||
| Any position other than front wiper stop position | 12 V | |||||||||
| 18 (Y) | Ground | Ignition relay monitor | Input | Ignition switch OFF or ACC | Battery voltage | |||||
| Ignition switch ON | 0 V | |||||||||
| 22 (BR) | Ground | Power generation command signal | Output | Ignition switch ON | ||||||
| 40% is set on "ACTIVE TEST", "ALTERNATOR DUTY" of "ENGINE" | ||||||||||
| 80% is set on "ACTIVE TEST", "ALTERNATOR DUTY" of "ENGINE" | ||||||||||
| 23 (SB) | Ground | Daytime running light relay control | Output |
|
Turned OFF | Battery voltage | ||||
| Turned ON | 0 V | |||||||||
| 24 (O) | Ground | Hood switch | Input | Close the hood | 12 V | |||||
| Open the hood | 0 V | |||||||||
| 25 (LG) | Ground | Ignition relay power supply | Output | Ignition switch OFF or ACC | 0 V | |||||
| Ignition switch ON | Battery voltage | |||||||||
| 30 (BR) | Ground | Push-button ignition switch | Input | Press the push-button ignition switch | 0 V | |||||
| Release the push-button ignition switch | 12 V | |||||||||
| 31 (W) | Ground | Starter relay control | Input | Ignition switch ON | Selector lever in any position other than P or N | 0 V | ||||
| Selector lever P or N | 12 V | |||||||||
| 32(2) (L) | Ground | Steering lock unit condition-1 | Input | Steering lock is activated | 0 V | |||||
| Steering lock is deactivated | 12 V | |||||||||
| 34(2) (P) | Ground | Steering lock unit condition-2 | Input | Steering lock is activated | 12 V | |||||
| Steering lock is deactivated | 0 V | |||||||||
| 36 (GR) | Ground | Battery power supply | Input | Ignition switch OFF | Battery voltage | |||||
| 39 (P) | - | CAN-L | Input/Output | - | - | |||||
| 40 (L) | - | CAN-H | Input/Output | - | - | |||||
| 41 (B) | Ground | Ground | - | Ignition switch ON | 0 V | |||||
| 42 (V) | Ground | Cooling fan relay 1 control | Input | Ignition switch OFF or ACC | 0 V | |||||
| Ignition switch ON | 0.7 V | |||||||||
| 43 (SB) | Ground | A/T shift selector (Detention switch) | Input | Ignition switch ON |
|
12 V | ||||
| Release the selector button (selector lever P) | 0 V | |||||||||
| 44 (GR) | Ground | Horn relay control | Input | The horn is deactivated | Battery voltage | |||||
| The horn is activated | 0 V | |||||||||
| 45 (G) | Ground | Vehicle security horn relay control | 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 position other than P or N | 0 V | ||||
| Selector lever P or N | 12 V | |||||||||
| 49(2) (BR) | Ground | Steering lock unit power supply | Output | Ignition switch OFF | A few seconds after opening the driver door | Battery voltage | ||||
| Ignition switch LOCK | Press the push-button ignition switch | Battery voltage | ||||||||
| Ignition switch ACC or ON | 0 V | |||||||||
| 51 (O) | Ground | Ignition relay power supply | Output | Ignition switch OFF or ACC | 0 V | |||||
| Ignition switch ON | Battery voltage | |||||||||
| 52 (G) | Ground | Ignition relay power supply | Output | Ignition switch OFF or ACC | 0 V | |||||
| Ignition switch ON | Battery voltage | |||||||||
| 53 (L) | Ground | Front wiper HI (ground) | Output | Ignition switch ON | Front wiper switch OFF or HI | 0 V | ||||
| 54 (P) | Ground | Front wiper LO | Output | Ignition switch ON | Front wiper switch OFF | 0 V | ||||
| Front wiper switch LO | Battery voltage | |||||||||
| 55 (R) | Ground | Illumination | Output | Lighting switch OFF | 0 V | |||||
| Lighting switch 1ST | Battery voltage | |||||||||
| 56 (GR) | Ground | Ignition relay power supply | Output | Ignition switch OFF or ACC | 0 V | |||||
| Ignition switch ON | Battery voltage | |||||||||
| 57 (V) | Ground | Ignition relay power supply | Output | Ignition switch OFF or ACC | 0 V | |||||
| Ignition switch ON | Battery voltage | |||||||||
| 58 (BR) | Ground | Ignition relay power supply | Output | Ignition switch OFF or ACC | 0 V | |||||
| Ignition switch ON | Battery voltage | |||||||||
| 70 (LG) | Ground | ECM relay control | Output | Ignition switch OFF (More than a few seconds after turning ignition switch OFF) |
Battery voltage | |||||
|
0 - 1.5 V | |||||||||
| 71 (O) | Ground | Throttle control motor relay control | Output | Ignition switch ON → OFF | 0 - 1.0 V ↓ Battery voltage ↓ 0 V |
|||||
| Ignition switch ON | 0 - 1.0 V | |||||||||
| 73 (G) | Ground | Ignition relay power supply | Output | Ignition switch OFF or ACC | 0 V | |||||
| Ignition switch ON | Battery voltage | |||||||||
| 74 (R) | Ground | Ignition relay power supply | Output | Ignition switch OFF or ACC | 0 V | |||||
| Ignition switch ON | Battery voltage | |||||||||
| 75(1) (Y) | Ground | Oil pressure switch | Input | Ignition switch ON | Engine stopped | 0 V | ||||
| Engine running | 12 V | |||||||||
| 77 (B) | Ground | Fuel pump relay control | Output |
|
0 - 1.0 V | |||||
| Approximately 1 second or more after turning the ignition switch ON | Battery voltage | |||||||||
| 80 (W) | Ground | Starter motor | Output | At engine cranking | Battery voltage | |||||
| 83 (R) | Ground | Headlamp LO (RH) | Output | Lighting switch OFF | 0 V | |||||
| Lighting switch 2ND or AUTO (light is illuminated) | Battery voltage | |||||||||
| Daytime running light operated | ||||||||||
| 84 (W) | Ground | Headlamp LO (LH) | Output | Lighting switch OFF | 0 V | |||||
| Lighting switch 2ND or AUTO (light is illuminated) | Battery voltage | |||||||||
| Daytime running light operated | ||||||||||
| 86 (G) | Ground | Front fog lamp (RH) | Output | Lighting switch 2ND or AUTO (light is illuminated) | Front fog lamp switch ON | Battery voltage | ||||
| Lighting switch HI or PASS | 0 V | |||||||||
| Front fog lamp switch OFF | ||||||||||
| 87 (L) | Ground | Front fog lamp (LH) | Output | Lighting switch 2ND or AUTO (light is illuminated) | Front fog lamp switch ON | Battery voltage | ||||
| Lighting switch HI or PASS | 0 V | |||||||||
| Front fog lamp switch OFF | ||||||||||
| 88 (O) | Ground | Front wiper motor power supply | Output | Ignition switch ON | Battery voltage | |||||
| 89 (Y) | Ground | Headlamp HI (RH) | Output | Lighting switch 2ND or AUTO (light is illuminated) | Lighting switch HI or PASS | Battery voltage | ||||
| Lighting switch other than HI and PASS | 0 V | |||||||||
| 90 (P) | Ground | Headlamp HI (LH) | Output | Lighting switch 2ND or AUTO (light is illuminated) | Lighting switch HI or PASS | Battery voltage | ||||
| Lighting switch other than HI and PASS | 0 V | |||||||||
| 96 (R) | Ground | Wiper reverse relay | Input | Ignition switch OFF or ACC | 0 V | |||||
| Ignition switch ON | Battery voltage | |||||||||
| Front wiper operates at LO | Battery voltage | |||||||||
| Front wiper operates at HI | 0 V | |||||||||
| 97 (V) | Ground | Cooling fan control | Output | Engine idling | 0 - 5 V | |||||
|
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