New forum member just got an elderly Megajolt Lite Jr

General Megajolt Questions and Answers

Moderators: JeffC, rdoherty, stieg, brentp

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AdrianH
Posts: 2
Joined: Wed Mar 31, 2010 8:46 pm

New forum member just got an elderly Megajolt Lite Jr

Post by AdrianH »

It is a version 3.0.0 board and looking at the build standard very well put together. If these were marked on the outside with a serial number this has 687 in black pen?

The external wiring left a lot to be desired so all removed and will be starting again.

To questions.

It has TPS but I would really like MAP, could I leave the TPS components fitted or do they need to be removed?

I assume I can not use both TPS and MAP (Sorry if dumb)?

I have firmware upgraded from V3.0.0 to V3.2.1 with no problems (Old laptop with serial port probably helps) and will take it up to latest Beta Firmware and configuration software soon. Probably make filter board to take an AUX input for a temp sensor.

I have a lot of catching up to do thousands of forum pages to go through.

Anyway nice to be here.

Adrian

brentp
Site Admin
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Joined: Wed Jan 24, 2007 6:36 am

Post by brentp »

Hi Adrian,

You can leave the TPS circuitry in place, *if* you don't connect the TPS to the molex connector- otherwise there will be contention between the MAP sensor and TPS.

Converting to MAP sensor operation is just a matter of soldering in the map sensor and the appropriate resistor and 2 capacitors in the MAP sensor section (270 ohm and 0.1/0.1uF)
Brent Picasso
CEO and Founder, Autosport Labs
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Oliver Sedlacek
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Joined: Mon Sep 13, 2004 8:45 am
Location: The Chalfonts
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Why not TPS

Post by Oliver Sedlacek »

Any reason why you don't want to use the TPS?

AdrianH
Posts: 2
Joined: Wed Mar 31, 2010 8:46 pm

Post by AdrianH »

Wanted to use MAP, I have standard carb at present on manifold, that runs into an esc-hybrid, it does not allow for any adjustment, that uses MAP so would be a plug and play to replace. Now not even sure if I can still get MAP for V3?

I do however have a ford MAP sensor I could try.

Adrian

p.s. sorry for the long delay in posting reply.

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