Questions & Answers for: Mazda Protege what is the blue wire for

...wire There are two oxygen sensors. One is located on the front area of the engine on the manifold ( near the radiator) It has (aprox. 4 depending on the year) small wires(black,blue,white,gray) ...

...blue wire is usually the feed back wire to the ecu and the black is the power wire to batt...you have to ask the peeps you got the sensor from for what the grey and black do... ? but I know in ...

...a black stripe, that is your ground for the speaker hook up..There also might be a yellow or light blue wire, test that wire for power when the key is off, that is your memory power supply.good

...a 1998 standard mazda protege 5speed with more n more issues by the day i swear!. first there was blue smoke comin out the back when i started it up. then a sqealin belt problem. then battery just ...

BLUE wire between the headlamp switch and the DRL Relay. The voltage needs to be checked at each of these components to determine which is the cause. . Please also review this article: What Else Could

Wire: Blue/Red Car Radio Accessory Switched 12v+ Wire: Blue/Black Car Radio Ground Wire: Black/Yellow Car Radio Illumination Wire: Red/Black Car Stereo Dimmer Wire: N/A Car Stereo Antenna Trigger Wire

...wire against exposed metal on your engine, and look for a nice healthy blue-white spark.  If you see a yellow or orange spark, that's not so good.  That could indicate a weak ignition ...

...Wire: Blue/RedCar Radio Switched 12v+ Wire: Blue/WhiteCar Radio Ground Wire: ChassisCar Radio Illumination Wire: Red/BlackCar Stereo Dimmer Wire: N/ACar Stereo Antenna Trigger: N/ACar Stereo Amp ...