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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Lines and paragraphs break automatically. Dec 31st, It’s 70 amp output and using the later reg and will work happily with older lead and newer silver antimony style batteries.

Maybe the connector came loose Question about T 3 1 Answer Where does the ground wire attach I got that after filethpe google for ‘L28 ALternator wiring’ It should be straight forward, both the nissan and holden alternators use a main power wire, a voltage sense wire and a warning light wire.

Last edited by wooble; Dec 30th, at This question is used to make sure you are a human visitor and to prevent spam submissions. Question about T 3 2 Answers Where does the ground wire attach I installed a new VL Bosch 85amp rb30na alternator on my gq rb30 patrol, it fit with just a pully change and some shim adjustment. Not likely to have happened They may be quoting me.


Bosch K1 Alternator wiring

If this really is the one you’ve removed it wouldn’t have an separate regulator. There are diodes or a diode plate on the rear of the alternator. Ask a Question Usually answered in minutes! I know that this contradicts what you’ve written but I think the alt on the left is a later one fitted ’81 on with a built in regulator.

Bosch internal regulator alternator wiring diagram.

Question about 1 Answer Need a wiring diagram for a bosch alternator. Yes, looks like the previous owner had a newer alternator fitted, and then had the old one reconditioned and put back in the box as a spare.

Thought this may be helpful to anyone converting to the later style internal regulator style Bosch alternator. Make the Cables capable of carrying the relevant Currents.

Create new account Request new password. I have no idea of the reputability of the seller, bur googling ‘Bosch ‘ should find you many different sellers. The info you need is here http: Files must be less than MB.


This can easily be swapped for a new one. It is more often than not that the reg’ that fails All the plugs were seated well.

Bosch internal regulator alternator wiring diagram. |

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It came with a wiring harness to fit to cars originally fitted with a Hitachi alt. Skip to main content.

Bought a new 1, very expansive and according to the Bosch agents it was the last 1 obtainable in South Africa. Question about 1 Answer Alternator ground wire location for DL.

That way the batteries get the correct voltage. Let us know how you go. This is a known issue with AOL.

You are here Home. Jan 14th, I’ve slowly warmed to over the years. I got a new reg today, I will try that now.

The alarm board gets power from the ignition circuit to terminal 5.