Questions & Answers for: Mazda 12v fail

...ignition switch when the key is turned to start. At this point, the ignition switch then provides +12VDC to a starter relay (if the vehicle has got one) or direct to the starting solenoid. The relay ...

...fail over time do to wear and heat exposure. check the basic, make sure you getting fuel and sparks. fuel pump only work as long the engine is turning over due to the crank sensor sense the flywheel ...

...in well and that the pins are connecting. 3: If that fails you will have to make sure you have 12v at the holder and a good ground.Either by using a Voltmeter or a 12v test light. 4: If that

...of this working, you should be able to trace the window motor wiring out of the door and just put 12v volts to it. Without the limiter, the window will

...12V DC power supply if you have one. If motor works on a jump, check the switch or intermitant circuit. Good luck. Same thing just happened to me and the mechanic that I went to said it was the ...

12v and ground leads and check again. The CTS is also sensed by the ECU but it generally takes a shorted one to make it fail. One that is 'open' would cause the fan to run all the time. More apt to be

...or red/yellow I forget but it's thicker so you will be able to identify it. This wire sends 12v to the starter motor solenoid and is a common reason for the 'all lights come on but engine ...

2013 Mazda Miata. No low beams. 12V on both wires on low beam, 12V only on positive side on high beams. All other lights work. Checked fuses, relay and passnger side ground wires. I'm stumped. This is