Images (Click to enlarge) SPONSORED LINKS Was this answer helpful? As an example. . by Steve83 Thu Dec 23, 2010 4:59 pm. Alternator Wire Gauge Size Chart. Look what I got away with - fusible link | IH8MUD Forum its 75a. Older cars used a "Fusible Link" wire between the alternator and battery, because 100 amp fuses were expensive. Voltage at battery still 12.4 volts. mechman told me not to due to probable voltage drop across the fuse. is this a problem? If you install a 4ga wire from the alternator to the horn relay and leave the 10 ga from the relay to the battery and have a short in the alternator the 10ga wire will in efffect become a fusible link and likely melt between the horn relay and the starter, possibly causing a fire. SOLVED: Fusible Link between alternator and statrter or - Fixya Do the tests described in the section "Troubleshooting for Unusual Charging System Voltage Drops" below. You can replace the fusable link with regular battery cable, but make sure you place a fuse close to the alternator, and I'd recommend an ANL fuse in the 130-140 range as our alternators put out max ~130W. GM used fusible link wires in the charging system as well. In the early days, more precisely- before the 1980s, you would not find any fusible link between the alternator and the battery. alternator to battery fuse requirement - Canal World Fuse links are all down at the starter,might be worth checking. The cable goes from the alternator to the battery. fusible link (alternator) | Ford Forums Re: Alternator fusible link blown. But the trend got changed. Technician A says that if a fusible link in the alternator charging circuit is replaced with standard sized automotive wire, the circuit will be unprotected Then again, in the last vehicle that I did a Big 3 on, I had a fusible link between the alternator and the battery, stock Volvo 940 Coolant Temperature Sensor Mechman 1999-2007 Ford Power . 2004 ranger 4.0 engine read more I do not know where this link is located. The RED wire under the larger bolt at the alternator is cabled DIRECTLY to the battery (thru an inline fuse. If there is not battery voltage at the alt. (needle nose pliers or vise grips, 10mm & 8mm sockets, long thin flat head screw driver, fine tip sharpie) remove the cover and remove the bolt inside the black cover, this holds the fusable link to a main cable (probably the alternator cable). It has two joins. Please show me your battery wiring w/fusible link Sep 18, 2010. there IS a fuse between the alternator and the battery!!!!!! When there's excessive current flow, the fuse blows to prevent a circuit overload that . Add a fuse or fusible link to it. From what I've read, there is the 4-gauge rule. What color is it? Normally the alternator to battery wire is a 10 ga wire. Aug 10, 2009. [aka Fusible-Link] ) From your description, the ONLY fuse you could have 'blown' is the one I just described above. One way to 'test' this fuse is to use meter to check for 'battery voltage' at the alternator where this red wire connects. One would be foolish to believe there was no protection built in to a vehicle's charging system. If the battery is not fully charged, the volts maight show low. Like any fuse, the primary alternator fuse acts as a circuit protection device. In a 130amp 3G the fuse should be a minimum 160amps, preferable 180 or 200amps. Fusible Link - Ask the GM Technician - GM-Trucks.com You can use a fusible link. well it happened at the fusible link. A 95A alternator is unlikely even to be able to blow a 100A fuse, which might take hours to react at 130A. wire requires a 14 ga. fusible link. Fusible link replacement alternative - Dodge Cummins Diesel Forum are you having battery charging issues but have changed the battery and alternator? Fusible links don't melt-down unless there is a short, and they are usually easily spotted by checking for a burnt spot and loss of continuity in the wiring harness. It's been mentioned only a few times that I could find. The smaller-gauge wire handles less current . Jun 6, 2009. These links must transmit high-current electricity, but also protect the rest of the electrical system from dangerous spikes that could cause a fire. Starter wire fusible link | Ford Mustang Forum According to the manual there's a fusible link between the alternator and the starter at splices s101 and s150 (see below). First and foremost, check all the battery connections; and the alternator fusible link (a couple inches up the battery cable in a smaller cable attached to the main one) for corrosion or bad connections---that was a common problem area, especially for "up north" cars. Leave the rest of the wiring alone. Battery lite is on and voltage accros battery is 12.4?volts. Consult your vehicle repair manual, if necessary, to locate the alternator fuse or fusible link. I checked the fuse-able link, and several other things I had googled, and never could find out if the alternator has a conventional fuse or not. What Size Fuse or Breaker Btwn Alternator and Battery? If the alternator fusible link is corroded it will not charge properly. Thanks for saving me $2475.99 from my local jaguar dealership. Fusible links between alternator and Battery??? - Ford Mustang Forums Example 10ga. One wire is 4 ga and it is red color. Fusible links | Chevy Impala SS Forum now my light is off. Coolerman SILVER Star Joined :sm_party: 1 - 6 of 6 Posts. The fusible link between alternator and battery. It should be in a box somewhere in the engine compartment. Nick B. January 22, 2021. You should find and fix the short before replacing the link. The wire with the yellow butt splice appears to be the original fusible link that burned out once and was repaired by splicing. Alternator fusible link blown - Chrysler 300M Enthusiasts Club checked voltage with engine running at food speed (2000rpm). fusible link? - Car Forums and Automotive Chat - AutomotiveForums.com MartyS. If you bypass this by hooking it up direct, then the whole harness may burn up. Fusible link wire is color-coded. Before about 1980, there were no fusible links on alternators, but after that it is common practice to have a fusible link between the alternator and battery to prevent fires and wire burning up in the unlikely event that someone installs a battery with the polarity reversed or if a diode in the alternator fails. Where is the 2002 chevy trailblazer alternator fuse located? Battery not charging. Alt checks out OK. - Subaru Outback Forums thanks . This is an older thread, you may not receive a response, and could be reviving an old thread. alternator fusible link lcation? | Focus Fanatics Forum My alternator is 135 amps. . Hey, new jeep owner here, I've got a 2002 wrangler, and it started throwing up a check gauges warning, and I noticed that the voltage was at ~12V. Everything is your car should be fused except the main positive battery cable to the starter. The fusible link is located between the battery and the fuse/breaker box. I ran a 6 gauge wire from the 105 amp alternator to the battery with a Cooper-Bussman 100 amp circuit breaker mounted under the battery tray. Mounts conveniently on the inside of the F-panel. prussakolep. 14+ at the alternator. Oh well. you could run a wire from there to the battery but that doesn't explain what went wrong in the first place Posted on Feb 11, 2013 Not Helpful Comment Ad Add Your Answer I PUT A NEW ALTERNATOR AND BATTERY IN A 1999 FROD . The alternator to passenger battery cable is a fusible link. Fusible Link frustration | Jeep Wrangler Forum A gauge of wire 2 sizes smaller than the rest, typically 6" in total length. There is another fusible link between the alternator and the computer. I've searched all through this forum for information on the fusible link between the alternator and PDC. In the early days, more precisely- before the 1980s, you would not find any fusible link between the alternator and the battery. Voltage drop between alternator and battery - Patrol 4x4 What Is a Fusible Link and How Do You Repair One in Your Car? For example, a 14-gauge wire would be protected by an 18-gauge fusible link; an 8-gauge wire would be protected by a 12-gauge link, etc. and what you need. If you have no power via the yellow wire with a white tracer, check fuse 17 in the under-hood fuse box. 4. Or check for voltage at the "B" wire at the ignition switch. Here is the solution, Main PNDB, Freightliner part number A06-72138-012; which is available for around $80; an alternative, if you want a simple battery disconnect switch, A06-72138-013-- (you can wire up a low voltage rocker switch in the cab and disconnect the battery remotely, pretty convenient, about $150 for that one). Well, it was all for security purposes. Adding a fusible link from the alternator to battery - Full Size Jeep If you find one of these links and it does not have power on both sides, that is the faulty . After the 1980s, engineers started using the fusible link between a battery and an alternator . No corrosion on the alternator cable connection to the bolt in the positive connection to the battery cables in the little red box. "About the fusible link in the alternator/battery cable assay. Bad Fusible Link Symptoms Ways to Diagnose and Repair fusible links TA-017: Burned fusible link between the alternator and the starter check the fusible links. Such a wire would be protected by a 14 ga fusible link, at the solenoid/battery end. The gauge of the fusible link should be 4-gauges larger than the wire it is connected to. Is there a fuse in the charging link? Currently in the car is 100 amps. Alternator problems? Do a Fusible link test first - YouTube New battery and alternator installed. Thank you johnw777. I'm reaching out to all Jeepers 'cause I'm sure you have one too. That's the cable I have been working on and given reference above. What size fuse should I be running? Feb 28, 2006. an entire new cable is required. The ring terminals will be soldered on and heat shrinked with those SHCA heat shrinks. Bigchuck, May 29, 2012. I would run [piggyback] one wire of the same size as the car has now [#10 or #12] from the battery to the alternator stud. Alternator fuse symptoms - gnwves.stoffwechsel-ev.de 12.2 volts but drops quickly and takes a long time to recharge. Fusible Links: What Are They and Where Do They Go? Is there a fuse able link between the alternator and the battery on a 6 All my wiring under the hood will have tech flex insultherm which is good up till 1200 degrees. It take very little time for a 90A alternator to fully charge an 80AH starter battery, and the split relay connects the cabin batteries anyway. Location of Alternator Fuse/Link: Alternator Not Charging Battery Alternator Wiring Diagram?: I Need to Know Precisely Where - 2CarPros Charged state not dead, but always a bit low. wihaltom. If the battery has a bad cell, which can happen from a manufacturing defect or improper charging, it might show low. Before replacing the fusible link, I would check the continuity of the wiring from the battery + to the "B" wire at the ignition switch. Link What Size Alternator Fusible For Before you changed the fusible link did you have these issues: while driving the battery light comes on then comes off after a while (usually no longer than 5 mins); when at a stop the idle drops really low and the battery light turns on and sometimes idles so low the car dies but starts back up very easily; when car turns off all accessories such lights, blower fan, dash lights, etc., still . '08 F-250 CCSB Lariat 4x4 6.4L Auto.
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