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The Terminator
Terminator Talk
Car Doesn't Start Randomly - Think it's actually 2 problems...
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<blockquote data-quote="Oacevez" data-source="post: 15097184" data-attributes="member: 174508"><p><strong>I also had battery light come on</strong></p><p></p><p>My Cobra has 69,000 and when I ran it on the dyno I notice voltage was about 11.8v. Pulled it out and had it tested, Failed. Replaced and the battery light started coming on intermittently. It turned out that the new alternator was also bad (rebuilt). ABS light was is also on along with Light on the Traction Off Button Switch. This is caused by differences in tire diameter size. Running stock 275 front and 315 in rears, its not much difference, but enough to trigger light. Just take the bulb off the instrument cluster if its bugging you. </p><p></p><p>As far as checking for current draw. You can use any volt meter that can measure at least 10 amps (any draw higher than 2amps will kill the battery overnight). Put the + of meter to the battery and the - you will put it to the negative cable and disconnect the cable from the battery so that the meter is in series and you get your values. Make sure before you pull the cable off, all doors are closed or latched, no key in the ignition and all consumers are off. If you have a draw, you can start pulling fuses and watch the draw drop, once it does, you can see what the fuse is powering and go from there. I cant see these cars pulling more than 15-20 milli-amps with all systems asleep.</p></blockquote><p></p>
[QUOTE="Oacevez, post: 15097184, member: 174508"] [b]I also had battery light come on[/b] My Cobra has 69,000 and when I ran it on the dyno I notice voltage was about 11.8v. Pulled it out and had it tested, Failed. Replaced and the battery light started coming on intermittently. It turned out that the new alternator was also bad (rebuilt). ABS light was is also on along with Light on the Traction Off Button Switch. This is caused by differences in tire diameter size. Running stock 275 front and 315 in rears, its not much difference, but enough to trigger light. Just take the bulb off the instrument cluster if its bugging you. As far as checking for current draw. You can use any volt meter that can measure at least 10 amps (any draw higher than 2amps will kill the battery overnight). Put the + of meter to the battery and the - you will put it to the negative cable and disconnect the cable from the battery so that the meter is in series and you get your values. Make sure before you pull the cable off, all doors are closed or latched, no key in the ignition and all consumers are off. If you have a draw, you can start pulling fuses and watch the draw drop, once it does, you can see what the fuse is powering and go from there. I cant see these cars pulling more than 15-20 milli-amps with all systems asleep. [/QUOTE]
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Car Doesn't Start Randomly - Think it's actually 2 problems...
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