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Thought this may be helpful to anyone converting to the later style internal regulator style Bosch alternator. T, if it is of any use please feel free. bosch alternator 0 k1 14v A it has a threaded post B+pade termanal D+ how do i wire this how do i wire this up b+ is the positive and i think. PROBLEM: Many of these alternators are originally equipped with an external voltage regulator. Due to age and harness fatigue many of these harnesses are in.

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Bosch K1 Alternator wiring

I got a new reg today, I will try that now. I am looking for a black box with 2 wires that is located on the back of the alternator? Using a Bosch remanufactured alternator.

Skip to alterjator content. Tony Tony Athens Seaboard Founder Go here for the latest stuff we put together and share for all to see: Although they work differently, they both accomplish the same thing……………………Remember old cars that had a warning light on the dash that was bright when then engine was off or not workingat idle it would flicker, and about RPM or so, it would go out.

That means they don’t need the Light Bulb.

Bosch internal regulator alternator wiring diagram. |

New reg is in and working. You are here Home. The one in the box is, I think, the original that’s been rebuilt. Maybe because it would be direct short to ground when not generating power? Question about T 3 2 Answers Where does the ground wire attach Thank you for the quick reply. The light never came on. Seems to be missing some sort of relay?


Bought a new 1, very expansive and according to the Bosch agents it was the last 1 obtainable in South Africa. This question is used to make sure you are a human visitor and to prevent spam submissions. You can buy the brush packs too from good electrical stockists, bosch ones BTW, Cummins does not always follow their own wire coloring listed in the factory diagrams.

Seaboards site was handy with the drawing, I did see some of those you attached while I was researching this. It just climed straight up over 15 volts. They need excitation from a 12 Volt source through a Bulb no brighter than 2 Watts.

Alternator Issues – help – Volvo Owners Club Forum

I need help wire it up. I have charged it up, it now reads Jaycar have led ones but they have wirinf watt marked on fi,etype, I got a couple anyway. My alternator look exactly the same as the 1 in your image. It has a silver Bosch and Volvo sticker on with the number 0 – and K1 14v After doing it the right way the alternator did not charge. I’ve read that damage can occur here so worth a look. Hi, I hope you can give me some info. The boat is keel cooled and I will not be using the raw water wirign on the board.

Engine is an older hp 6bta JWA. Find More Posts by Paul Alternator Issues – help My trusty 76 let us down for the first time yesterday.

If the sense wire is connected to the battery positive terminal it will be looking at the voltage wiribg the battery. OK, diode makes sense.


You need to register in the normal way AOL Customers: Colin Stickland Level 3 Expert Answers. Thanks, check the ground to the alternator It’s also in my shed. For anyone that is about to do it the plug is the same as an injector plug from a commodore wirint finding bocsh 2w BA9s globe was a pain as the major places i went to autobarn, supercheap and repco didn’t stock it and could only get me a box.

OK – the one o1 the left is the one I took off the car – still has the part number sticker on it, Question about 1 Answer Need a wiring diagram for a bosch alternator. Although the new alternator right has identical parts number, it has a different fitting on the bushes? David, Look over all of the attachments.

It has the external voltage regulator on the inner wing. The alarm board gets power from the ignition circuit to terminal 5. My trusty 76 let us down for the first time yesterday.

Did the charge light come on at all? Make the Cables capable of carrying the relevant Currents. The Bosch RE60 reg fitted to many many Australian made Bosch alternators will work happily with older technology batteries as well as many of the later types.