Terminals and Reference Value for Unified Meter and A/C Amp.
WARNING: This page is about a different car, the 2008 Nissan Maxima. However, it is still accessible from the selected car via links, so may be relevant.
CONNECTOR TERMINAL VALUE REFERENCE
| Terminal No. | Wire color | Item | Condition | Reference value (V) (Approx.) | |
|---|---|---|---|---|---|
| Ignition switch | Operation or condition | ||||
| 1 | L | CAN-H | - | - | - |
| 6 | P/L | Stop lamp switch | ON | Brake pedal depressed | Battery voltage |
| Brake pedal released | 0 | ||||
| 9 | L/W | TX communication line (To combination meter) |
ON | - | |
| 10 | L/R | TX communication line (To front air control) |
ON | - | |
| 11 | P | CAN-L | - | - | - |
| 19 | BR/Y | RX communication line (From combination meter) |
ON | - | |
| 20 | L/Y | RX communication line (From front air control) |
ON | - | |
| 21 | Y/R | Battery power supply | OFF | - | Battery voltage |
| 22 | G | Ignition switch ON or START | ON | - | Battery voltage |
| 26 | BR | Vehicle speed signal (8-pulse) | ON | Speedometer operated [When vehicle speed is approx. 40 km/h (25 MPH)] | |
| 28 | L | Fuel level sensor signal | - | - | Refer to "FUEL LEVEL SENSOR UNIT CHECK ". |
| 29 | B | Ground (For power) | OFF | - | 0 |
| 30 | B | Ground | OFF | - | 0 |
| 35 | V | Ignition switch ACC or ON | ON | - | Battery voltage |
| 36 | B/R | Fuel level sensor signal ground | - | - | - |
| 38 | W | Rear window defogger ON Signal | ON | Rear window defogger switch: Press ON | 0 |
| Rear window defogger switch: Press OFF | Battery voltage | ||||
| 39 | O/B | Ambient sensor | - | - | 5 |
| 40 | LG | In-vehicle sensor | - | - | 5 |
| 41 | R/W | Intake sensor | - | - | 5 |
| 42 | O/L | Compressor ON signal | ON | A/C switch: ON | 0 |
| A/C switch: OFF | 10 | ||||
| 43 | L/B | A/C LAN signal | ON | - | |
| 46 | W/L | Ignition switch ON | ON | - | Battery voltage |
| 47 | L/R | Blower motor feedback | ON | Fan speed: Low | 7 - 10 |
| 49 | B/Y | Sensor ground | ON | - | 0 |
| 50 | O | Sunload sensor | - | - | 5 |
| 54 | L/W | Power supply for each door motor | ON | - | Battery voltage |
| 56 | G/B | Rear window defogger | ON | Rear window defogger ON | Battery voltage |
| Rear window defogger OFF | 0 | ||||
| 57 | W/B | Blower motor ON signal | ON | - | Battery voltage |
| 60 | L/Y | Fan control amp. control signal | ON | Fan speed low, middle low or middle high | 2.5 - 3.0 |
| Fan speed high | 9 - 10 | ||||