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While working on the car I touched the live wire for the alternator, the alternator emitted some smoke but a large portion came from the back of the engine block, already checked the coil and it appears fine. No power to any part of the car, battery is fine any suggestions.

2007-09-04 03:42:48 · 7 answers · asked by Darren F 1 in Cars & Transportation Maintenance & Repairs

7 answers

the hot wire burned off of the starter..
all power comes from there..

there is a fusible link...i just couldn't remember where it was

2007-09-04 03:51:10 · answer #1 · answered by Anonymous · 0 1

You at the same time smoked/burned up the fuseable link(s) which protects the vehicles harness from completely burning up in case of a short...

which is exactly what you did when you touched a hot current to ground..

there should be 1-2 in the leads at the starter... there will be large rubber extrusions about 3/4" -1" in length about 8" -1 foot up line from starter lug where the wire is bolted to starter with a nut...

you must cut out bad section and replace it with a section of wire 4 gauges smaller that the other part above it to make a new fuseable link (which will again self sacrifice in case of a future short) this will restore the cars wiring to proper function...

there also may be other fuseable links in the harness between the battery and the firewall wiring going to fuse box also...

Walt

2007-09-04 03:56:53 · answer #2 · answered by Ronk W 4 · 0 0

You probably fried a fusible link wire which is a wire that attaches to the end of certain wiring and is designed to burn up in case of a direct short to protect the harness. It looks like regular wire but is actually 4 gauge sizes smaller than the wire it protects---the outer insulation is just thicker and usually has some writing on it with ohm ratings. Factory fusible links wires are usually easy to identify as they have a large plastic barrel about the thickness of a pencil and maybe an inch long between the fusible link wire and the regular wiring. Check your harness for any wires that look burnt or do some continuity tests with a test light to find the short.

2007-09-04 04:00:11 · answer #3 · answered by paul h 7 · 0 0

Check the ground strap in back of the motor. Also check main fuses and any burns in harness.

2007-09-04 03:58:02 · answer #4 · answered by Anonymous · 0 0

THERE IS A FUSABLE LINK MOUNTED ON THE FIREWALL ON A 74 CORVETTE YOU MOST LIKELY BLEW IT ( OPENED THE FUSE ) WHEN YOU TOUCHED HOT WIRE TO GROUND FROM ALT/ BATTERY

2007-09-04 03:53:48 · answer #5 · answered by Anonymous · 1 0

sniff in the back of the engine ,and change the fuses block.(but, this time remove the battery)

2007-09-04 03:56:18 · answer #6 · answered by Anonymous · 0 2

You may have shorted your harness.

2007-09-04 03:51:34 · answer #7 · answered by harryb 5 · 0 2

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