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Hi all, 

I have bought a Bee R rev limiter ( I know they break engines, its just for a one off event)  and I'm having some serious troubles wiring it into my R34 Gt (NA). So far I have my my yellow wire connected to pin 44 and 45 (tried both) Green is Connected to 46 and my power and ground wires are correct. The car starts and Runs with this set up but does not limit revs regardless of gain or rev 1/2 settings. Ive tried switching the the green and yellow wire and the car would only start if gain was set to 0 and as soon as gain was 1 or more it would stall. Has anyone else had this problem? if so how did you over come it.

Edit; I have just noticed Pin 44 and 45 join a little brown box further down the loom. does this have anything to do with it?

Thanks 

Edited by joshbarnes
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https://www.sau.com.au/forums/topic/480902-bee-r-rev-limiter-not-working/
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  1. Chuck in bin
  2. OR:
  3. Bee-R Website instructions are wrong - they know, Brooksie has told them they're sorting it
  4. Takakaira Website is also wrong - they copied the Bee-R website
These are the correct wiring instructions

WIRING

Yellow Wire - 120' pin on ECU

Green Wire - 1' pin on ECU

Red Wire - 12V IGN pin on ECU

Black Wire - Ground (On PowerFC's you may need to add an extra earth from this pin to the PowerFC chassis for extra earthing).

White Wire - Attaches to the Handbrake On wire that goes to the dash if you want to activate the Launch Control feature

ECU pin outs


R34GTT

Yellow - 44 or 45
Green - 46
Red - 67
Black - 25

R34GTR - I don't have an ECU pinout for this so I can't tell you, hopefully this'll be sorted fairly soon

CONTROL BOX WIRING

White Wire Loop - This activates the 2nd white dial which allows you to set a secondary rev limit which only comes on when the handbrake is on and is mostly used as Launch Control. Cut the loop if you don't want to use it

Grey Wire Loop - Leave this alone, only cut for 4 cylinder cars

Brown Loop - Leave this alone, only cut if you have a rotary engine

CONTROL UNIT

Red Dial - sets normal Engine Rev Limit (see below)

White Dial - sets Handbrake/Launch Control Rev Limit (see Below)

Yellow Dial - Sets the Gain or how big the Bang is (0 = off, 1 = very quiet & F = WW3 image.gif.f8bb9cf6deedcdd2c917f24b3f85ebc4.gif - try a middle setting and adjust to your peference)

The 0-F settings match upto these Revs

0 2500
1 3000
2 3500
3 4000
4 4500
5 5000
6 5500
7 6000
8 6500
9 7000
A 7500
B 8000
C 8500
D 9000
E 9500
F 10000

TESTING & PROBLEMS

Normal Test - With the car warmed up (very important) set the Red Dial to 5, the gain at 9 and the white dial to 3 (only if using the handbrake option). Now without the handbrake on gently rev the car and at 5000rpm the car should start back-firing and the red light on the control unit should flash

Handbrake/Launch Control Test - Put the handbrake on and gently rev the car and at 4000rpm the car should start back-firing and the red light on the control unit should flash.

If it does then everything is set up and you can now adjust the dials to your own preference.

Problems - Car doesn't start - swap the Yellow and Green around (shouldn't happen now the instructions are right)

Hope that sorts everything out..........................................IanH
 
 
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