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Hay guy is wondering if anyone could help me

The traction control and slip light wont go off

I have changed the plugs and coil packs and they still stay on.

Doing my head in.

If anyone knows where to go to next would be a great help

Its on a R34 GTT manual 4 door.

Cheers guys

I just fixed the same exact problem

Does the traction control come on even with lights on ? ( you can tell if the car is still drivable above 2k rpm ? Its shagged) if so the traction control motor has and /or sensor has failed ( unless the plug is out or crusty on the tcs sensor)

The gtt r34 uses more then 3 different part # 's for the same model diff years for those parts and new they cost over 2k i checked you have to buy the whole throttle unit from nissan

Strange enough the auto and manual bodies are different part # 's altogether but will swap just fine except you get cruise control throttle bracket on auto model ( i can see automatic cars will have to use automatic bodies due to the harness pin out hardwired to the stepper motor ) but 5 spds like mine the auto one off a series 1 worked fine ) 15 min swap out the whole unit but get the nissan gasket for the throttlebody first , i bought the last one in oz nissan a few weeks ago

Options to fix

Swap with one off wreck and reset tps , ecu

Easy fix

Or

Strip the stepper motor which is very fussy and exact or it will screw up if you dont mark it , the blade on the motor wont selftest which throws up the warning lights

Can also be the sensor on tcs

And tps out of range , mine was toast

Cleaning wont fix unless you open up stepper motor be warned its fussy , i have two throttlebodys here if you need photos up close , one auto , one 5 spd series 2

not coilpacks like the other issues listed

speaking of that my shitfire packs are dying now , splitfire oz has horrible customer service by the way and found out mine were imported by where i bought my car from and voided the warranty day one unauthorized dealers for splitfire , part numbers dont even match oz part numbers

Barely 4 years old and spotless and wires upgraded

Time for MSD hi energy from the states f**k those off and be done with it

God sounds like a bit of a head F*$K.

The car still drives fine its not a real issue just hate having the lights on

Plus i dont want it to cause to much of a issue when i start putting some

good power through it, want to get everything sorted before this happens.

So it sounds like the easiest way to fix it is to get another throttle body with new gaskets?

If so will have to try and find one and go from there and hope that sorts the issue.

Couldn't find MSD coil packs just got splitfire ones which seem to work great, where did you get a MSD ones from.

Cheers heaps for the info mate.

Dont bother i can tell you the codes will be the tcs / tps , i would put money on it

The codes will say no ground on tcs or open loop

Selfcheck fail

serious mate if your down south in can loan you my throttlebody , you dont even need to install it just plug it in lay it on the engine and start the engine with the bad one running the airflow still

The lights will clear that moment ( codes will still be in ecu but you can reset it afterwards)

The car runs fine just no tcs and lights that scream out defect , as long as you confined clean harness and no broken wires or unplugged tcs

The fix takes 15 min , gasket was like 10 bucks , complete throttle body from wreck on sau 40 bucks , start engine you hear it flick the traction control as you turn the key , lights go off

All sorted , even good nissan mechanics will try to chase it at 100 bucks hr and not find it , your tps will need reset afterwards no big deal the idle off automatic was 2,000 but 2 second fix

Msd stuff is lots of mod to work and find room

But 100000 times better then shitfires or truck coils

Turn you key to on while listening for tcs flap sound , the stepper motor is the big round can at the front of the throttlebody wires hidden under it

Its stuffed if you cant hear it flap closed and open again before engine cranks which pops up the warning lights

You can also get ABS failure lights along with it

Thats a quick no money fix

Cheers for all your info guys,

I was just under the hood this morning making sure everything is connected

and i found a spear blue one just sitting there and cant seem to find what it connects to.

So if anyone knows what that one is for and if thats causing the issue before i go and find a

new/second hand throttle body.

With all this rain at the moment its hard to drive and i would like for everything to work.

A photo would help

But the blue plug if its behind the throttlebody closer to firewall on drivers side goes to charcoal canister solenoid the item with two vacuum lines one to manifold with one way mushroom valve the other to the underside metal vacuum crossover pipe on its way to charcoal canister

The blue plug plugs into that

If you have a blue plug at the front of your intake thats could be the cause !!!

Pop up some photos of the area for a look

Make sure the plug on the back of tcs is in and tight

And the plugs that sit on the rack in front of the intake near fuel reg are pushed all the way in and not crusty

Listen for the flap / clunk of the tcs when the key is to last position before starting if you dont hear it tcs throws up the lights after engine starts

Tps is still working a bit or it fights with tcs to shut the engine down at 2000 rpm like mine did

Makes your redline 2,000 and let me tell you up a hill it isnt enough lol

2000 wasnt even enough to clear my curb without a run at it with light flyheel

Edited by Carbon 34
  • 2 months later...

Hey Guys any update on this?

i too havd tcs slip light on. car drives fine, no hesitation, might be abit tricky in the wet, but traction control didnt exist pre r34.

I still would like it fixed. returning error code 17.

- Throttle control unit detects malfunction in the system (open throttle sensor harness etc.)

- TCS/ABS control unit detects malfunction

Exact same issu here but only when my PFC was installed. Factory ECU won't do it, I really have to sus it out but I created a thread about it a while ago. Heres the thread - http://www.skylinesa...ht-on-with-pfc/

A quick run down on my problem:

- Traction doesnt work at all

- No fault codes with the stock ECU in, I don't think but feel free to correct me that the PFC wont let you do a diagnostic check

- Can't hear the flapper motor on start up so assume it may be that but as I said this is the wierd part, factory ECU in it all works fine no lights, tcs works. Plug the PFC in and bang won't come up

I read earlier to reset the TPS, how do you reset the TPS?

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