Questions & Answers for: Nissan 12v

to the compressor checked!..By turning on the A/C when hot (and not working),Add a test wire to the 12v output of the A/C relay, to "boost" the 12v amps/voltage going to the compressor clutch. As soon

need 12v trying to get 12v only when running/if in need of relay,wher can i get the low volts to activate the relay only when the truck is running...? try from the alternator

...that metal was not touching metal therefor no power. Seemed to work, we checked the charges all had 12v. But the last few times i turned the car on my battery light was coming on....what could be the ...

...morn so i changed battery. now when i turn the key nothing happens. starter? cellunoid? Verify 12V at the starter (+) lead. If there is NOT 12VDC - first check the cables - they may be frayed or ...

...or wht ? u may use this reference to work upon .... Get yourself a digital multimeter. Find the +12V constant, 12V remote, and ground. Connect them to the new head unit. For speaker wire get ...

... blk, red, white. Thank you. OK on the truck side, brake controller harness wire colors are: RED = +12V (Hot at all times, even with truck off) RED/GREEN = Stop light (Hot when brake pedal is ...

...we dont guess. we use a $10 volt meter, and measure the voltage to the motor pins, ACTIVE. I got 12v yes, good i dont get 12v, the controls are not sending 12v to motor, trace that with the meter.

...pump runs fine car starts and idles fine but when relay is installed and switch is turned on I have 12v+ to ground on both sides of relay coil to ground which keeps coil from energizing. What can ...

...several places that you could start, but I would check the fuse first. If it is good and there is 12V to the fuse I would then check the horn button under the air bag and make sure that there is ...

...t one. Easiest way to diagnose the fuel system is at the fuel pump relay. Make sure there is a good 12v supply and solid ground at the relay. Insert a jumper wire across the load side of the relay ...