Terminals And Reference Values For A/C Auto Amp.
WARNING: This page is about a different car, the 2012 Nissan Pathfinder. However, it is still accessible from the selected car via links, so may be relevant.
| Terminal No. | Wire color | Item | Ignition switch | Condition | Voltage (V) (Approx.) |
|---|---|---|---|---|---|
| 1 | G | Optical sensor (driver) | ON | - | 0 - 5V |
| 2 | L | Air mix door motor (passenger) CCW | ON | - | 0 - 5V |
| 3 | G | V ref ACTR (ground) | ON | - | 5V |
| 4 | W | Compressor ON signal | ON | A/C switch OFF | 5V |
| ON | A/C switch ON | 0V | |||
| 5 | R | Fan ON signal | ON | Blower switch OFF | 5V |
| ON | Blower switch ON | 0V | |||
| 6 | SB | Air mix door motor (driver) feedback | ON | - | 0 - 5V |
| 7 | V | Mode door motor (front) feedback | ON | - | 0 - 5V |
| 8 | G | Illumination + | ON | Park lamps ON | Battery voltage |
| 9 | BR | Illumination - | - | Park lamps ON | |
| 11 | L | Intake sensor | ON | - | 0 - 5V |
| 12 | P | Variable blower control (rear) | ON | - | 0 - 5V |
| 13 | R | Variable blower control (front) | ON | Blower speed (low) | 1.7V |
| Blower speed (high) | 4.5V | ||||
| 14 | LG | Air mix door motor (passenger) CW | ON | Clockwise rotation | Battery voltage |
| 15 | W/G | Power supply for IGN | ON | - | Battery voltage |
| 17 | GR | Air mix door motor (driver) CW | ON | Clockwise rotation | Battery voltage |
| 18 | BR | Air mix door motor (driver) CCW | ON | Counterclockwise rotation | Battery voltage |
| 19 | L | Mode door motor CW (front) | ON | Clockwise rotation | Battery voltage |
| 20 | B/R | Mode door motor CCW | ON | Counterclockwise rotation | Battery voltage |
| 21 | O | Intake door motor CCW | ON | Counterclockwise rotation | Battery voltage |
| 22 | O | Intake door motor CW | ON | Clockwise rotation | Battery voltage |
| 25 | W | Ambient sensor | ON | - | 0 - 5V |
| 26 | V | Sensor ground | ON | - | 0V |
| 27 | R/Y | Power supply for BAT | - | - | Battery voltage |
| 28 | P | V ref ACTR (5V) | ON | - | 0 - 5V |
| 29 | SB | Air mix door motor (passenger) feedback | ON | - | 0 - 5V |
| 30 | R | Air mix door motor (Rear) feedback | ON | - | 0 - 5V |
| 31 | BR | In-vehicle sensor motor (+) | ON | - | Battery voltage |
| 32 | LG | In-vehicle sensor signal | ON | - | 0 - 5V |
| 34 | GY | Front aux backlight dim | ON | Headlamps OFF | Battery voltage |
| 35 | W/G | Front aux tell tale LED | ON | Tell tale OFF | Battery voltage |
| 36 | B | Ground | - | - | 0V |
| 37 | GR | Front aux temp pot | ON | Rear air control (front) temperature control dial | 0 - 5V |
| 38 | P | Front aux blower pot | ON | Rear air control (front) blower motor | 0 - 5V |
| 39 | SB | Front AUX (rear) | ON | - | 0 - 5V |
| 40 | P | CAN-L | ON | - | 0 - 5V |
| 41 | L | CAN-H | ON | - | 0 - 5V |
| 42 | GR | Optical sensor (passenger) | ON | - | 0 - 5V |
| 43 | V | Air mix door motor (Rear) CW | ON | Clockwise rotation | Battery voltage |
| 44 | O | Air mix door motor (Rear) CCW | ON | Counterclockwise rotation | Battery voltage |
| 45 | P | Water valve (VK56DE) | ON | Water valve open | Battery voltage |
| Water valve closed | 0V | ||||
| 46 | R | Water valve (VK56DE) | ON | Water valve open | 0V |
| Water valve closed | Battery voltage | ||||
| 50 | GR | Heater pump request (VQ40DE) | ON | Heater pump on | 0V |
| Heater pump off | Battery voltage | ||||
| 51 | L | Rear aux temp pot | ON | Rear air control (rear) temperature control dial | 0 - 5V |
| 52 | W | Rear aux blower pot | ON | Rear blower motor | 0 - 5V |