Terminals and Reference Values for BCM
WARNING: This page is about a different car, the 2007 Nissan Versa. However, it is still accessible from the selected car via links, so may be relevant.
TERMINALS AND REFERENCE VALUES FOR BCM
| Terminal | Wire color | Signal name | Signal input/output | Measuring condition | Reference value or waveform (Approx.) | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Ignition switch | Operation or condition | ||||||||||||||||
| 2 | BR | Combination switch input 5 | Input | ON | Lighting, turn, wiper OFF Wiper dial position 4 |
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| 3 | GR | Combination switch input 4 | Input | ON | Lighting, turn, wiper OFF Wiper dial position 4 |
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| 4 | L | Combination switch input 3 | Input | ON | Lighting, turn, wiper OFF Wiper dial position 4 |
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| 5 | G | Combination switch input 2 | Input | ON | Lighting, turn, wiper OFF Wiper dial position 4 |
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| 6 | V | Combination switch input 1 | |||||||||||||||
| 7 | BR | Front door key cylinder switch LH (unlock) | Input | OFF | ON (open, 2nd turn) | Momentary 1.5V | |||||||||||
| OFF (closed) | 0V | ||||||||||||||||
| 8 | Y | Front door key cylinder switch LH (lock) | Input | On (open) | Momentary 1.5V | ||||||||||||
| OFF (closed) | 0V | ||||||||||||||||
| 9 | W | Rear window defogger switch | Input | ON | Rear window defogger switch ON | 0V | |||||||||||
| Rear window defogger switch OFF | 5V | ||||||||||||||||
| 11 | L | Ignition switch (ACC or ON) | Input | ACC or ON | Ignition switch ACC or ON | Battery voltage | |||||||||||
| 12 | SB | Front door switch RH | Input | OFF | ON (open) | 0V | |||||||||||
| OFF (closed) | Battery voltage | ||||||||||||||||
| 13 | GR | Rear door switch RH | Input | OFF | ON (open) | 0V | |||||||||||
| OFF (closed) | Battery voltage | ||||||||||||||||
| 15 | W | Tire pressure warning check connector | Input | OFF | - | 5V | |||||||||||
| 18 | V | Remote keyless entry receiver (ground) | Output | OFF | - | 0V | |||||||||||
| 19 | BR | Remote keyless entry receiver (power supply) | Output | OFF | Ignition switch OFF | ||||||||||||
| 20 | G | Remote keyless entry receiver signal (signal) | Input | OFF | Stand-by (keyfob buttons released) | ||||||||||||
| When remote keyless entry receiver receives signal from keyfob (keyfob buttons pressed) | |||||||||||||||||
| 21 | P | NATS antenna amp. | Input/Output | OFF → ON | Ignition switch (OFF → ON) | Just after turning ignition switch ON: Pointer of tester should move for approx. 1 second, then return to battery voltage. | |||||||||||
| 23 | R | Security indicator lamp | Output | OFF | Goes OFF → illuminates (Every 2.4 seconds) | Battery voltage → 0V | |||||||||||
| 25 | LG | NATS antenna amp. | Input/Output | OFF → ON | Ignition switch (OFF → ON) | Just after turning ignition switch ON: Pointer of tester should move for approx. 1 second, then return to battery voltage. | |||||||||||
| 26 | GR | Thermo control amp. | Input | ON | A/C switch ON | ||||||||||||
| 27 | O | Compressor ON signal | Input | ON | A/C switch OFF | 5V | |||||||||||
| A/C switch ON | 0V | ||||||||||||||||
| 28 | P | Front blower monitor | Input | ON | Front blower motor OFF | Battery voltage | |||||||||||
| Front blower motor ON | 0V | ||||||||||||||||
| 29 | L | Hazard switch | Input | OFF | ON | 0V | |||||||||||
| OFF | 5V | ||||||||||||||||
| 30(1) | V | Back door/trunk output | Output | - | Back door open (switch closed) | 0V | |||||||||||
| Back door closed (switch open) | 5V | ||||||||||||||||
| 30(2) | V | Back door opener switch | Input | - | All doors locked (SW OFF) | Battery voltage | |||||||||||
| All doors unlocked (SW ON) | 0V | ||||||||||||||||
| 30(3) | V | Trunk lid opener switch | Input | - | All doors locked (SW OFF) | Battery voltage | |||||||||||
| All doors unlocked (SW ON) | 0V | ||||||||||||||||
| 32 | LG | Combination switch output 5 | Output | ON | Lighting, turn, wiper OFF Wiper dial position 4 |
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| 33 | Y | Combination switch output 4 | Output | ON | Lighting, turn, wiper OFF Wiper dial position 4 |
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| 34 | V | Combination switch output 3 | Output | ON | Lighting, turn, wiper OFF Wiper dial position 4 |
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| 35 | R | Combination switch output 2 | Output | ON | Lighting, turn, wiper OFF Wiper dial position 4 |
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| 36 | P | Combination switch output 1 | |||||||||||||||
| 37 | G | Key switch | Input | OFF | Key inserted | Battery voltage | |||||||||||
| Key removed | 0V | ||||||||||||||||
| 38 | W | Ignition switch (ON) | Input | ON | - | Battery voltage | |||||||||||
| 39 | L | CAN-H | - | - | - | - | |||||||||||
| 40 | P | CAN-L | - | - | - | - | |||||||||||
| 42 | Y | Trunk lamp switch | Input | OFF | ON (trunk open) | 0V | |||||||||||
| OFF (trunk closed) | Battery voltage | ||||||||||||||||
| 43 | R | Back door switch | Input | OFF | ON (open) | 0V | |||||||||||
| OFF (closed) | Battery voltage | ||||||||||||||||
| 44 | LG | Rear wiper auto stop | Input | ON | Rear wiper operating | 0 | |||||||||||
| Rear wiper stopped | Battery | ||||||||||||||||
| 45 | GR | Lock switch | Input | OFF | ON (lock) | 0V | |||||||||||
| OFF | Battery voltage | ||||||||||||||||
| 46 | L | Unlock switch | Input | OFF | ON (unlock) | 0V | |||||||||||
| OFF | Battery voltage | ||||||||||||||||
| 47 | BR | Front door switch LH | Input | OFF | ON (open) | 0V | |||||||||||
| OFF (closed) | Battery voltage | ||||||||||||||||
| 48 | O | Rear door switch LH | Input | OFF | ON (open) | 0V | |||||||||||
| OFF (closed) | Battery voltage | ||||||||||||||||
| 49 | P | Luggage room lamp | Output | OFF | Any door open (ON) | 0V | |||||||||||
| All doors closed (OFF) | Battery voltage | ||||||||||||||||
| 50 | SB | A/C indicator | Output | ON | A/C OFF | 0 | |||||||||||
| A/C ON | Battery voltage | ||||||||||||||||
| 53(4) | R | Back door lock assembly (actuator) | Output | OFF | Back door (open) | Battery voltage | |||||||||||
| 53(5) | R | Trunk lamp switch and trunk release solenoid | Output | OFF | Trunk lid (open) | Battery voltage | |||||||||||
| 55 | V | Rear wiper motor output | Output | ON | OFF | 0 | |||||||||||
| ON | Battery voltage | ||||||||||||||||
| 56 | R | Battery saver output | Output | OFF | 30 minutes after ignition switch is turned OFF | 0V | |||||||||||
| ON | - | Battery voltage | |||||||||||||||
| 57 | LG | Battery power supply | Input | OFF | - | Battery voltage | |||||||||||
| 59 | G | Front door lock actuator LH (unlock) | Output | OF | OFF (neutral) | 0V | |||||||||||
| ON (unlock) | Battery voltage | ||||||||||||||||
| 60 | V | Turn signal (left) | Output | ON | Turn left ON | ||||||||||||
| 61 | W | Turn signal (right) | Output | ON | Turn right ON | ||||||||||||
| 63 | BR | Interior room lamp | Output | OFF | Any door switch | ON (open) | 0V | ||||||||||
| OFF (closed) | Battery voltage | ||||||||||||||||
| 65 | SB | All door lock actuators (lock) | Output | OFF | OFF (neutral) | 0V | |||||||||||
| ON (lock) | Battery voltage | ||||||||||||||||
| 66 | G | Front door lock actuator RH, rear door lock actuators LH/RH (unlock) | Output | OFF | OFF (neutral) | 0V | |||||||||||
| ON (unlock) | Battery voltage | ||||||||||||||||
| 67 | B | Ground | Input | ON | - | 0V | |||||||||||
| 68 | L | Power window power supply (RAP) | Output | - | Ignition switch ON | Battery voltage | |||||||||||
| Within 45 seconds after ignition switch OFF | Battery voltage | ||||||||||||||||
| More than 45 seconds after ignition switch OFF | 0V | ||||||||||||||||
| When front door LH or RH is open or power window timer operates | 0V | ||||||||||||||||
| 69 | P | Battery power supply | Output | OFF | - | Battery voltage | |||||||||||
| 70 | Y | Battery power supply | Input | OFF | - | Battery voltage | |||||||||||
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