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My car is not a vQ25 that ain't even my engine type

I think you'll find it's a VQ25DD (the direct injected variant of the VQ25). Still doesn't make it OBD2 compliant. Based on what my local Nissan dealer told me you can use Consult 2 to gain most information (that's what they used on my VQ25DD) and Consult 3 is better.

Have anyone ever experience a p0100 on a Nissan skyline v35 250gt what is that

Are you back on the "cheap stuff" again? Scotty nm35, a well respected member here answered your same question back up there on posting #204. It refers to a faulty AFM.

Have anyone ever experience a p0100 on a Nissan skyline v35 250gt what is that

If you have no idea about fault codes, or google searching fault codes, or repairing faults, there are places you can take your car where they know how to fix it, where there are men willing to get their hands dirty to save you doing the hard work... ;)

With no location listed I can't help you find one of these specialists spector. Sorry.

Hi everyone,

I have a 2003 V35 GT300 and I would like to find more info on the EGR block off mod. I tried to search the forum but came up empty...

Also I did the throttle plate clean and I got the check eng. light on performed a ECU reset and the light went off but... when I start up the engine it revs somewhat high to about 1500 RPM for a second or two and then settles would that be normal? I have not noticed that before the clean.

Any help would be greatly appreciated.

Thanks

Edited by pula loca

probably needs an idle air volume re-learn.. assuming the VQ30 has this opiton like the VQ35 does.

How do I do that as I don't have the "check engine" light on?

Idle Air Volume Learning (Throttle Position Learning)

It is better to count the time accurately with a clock. 1. Perform “Accelerator Pedal Released Position Learning”.

2. Perform “Throttle Valve Closed Position Learning”.

3. Start engine and warm it up to normal operating temperature.

4. Turn ignition switch “OFF” and wait at least 10 seconds.

5. Confirm that the accelerator pedal is fully released, then turn ignition switch “ON” and wait 3 seconds.

6. Repeat the following (steps 7a, 7b) procedures quickly five times within 5 seconds.

7a. Fully depress the accelerator pedal (HARD)

7b. Fully release the accelerator pedal.

8. Wait 7 seconds, fully depress the accelerator pedal and keep it for approx. 20 seconds until the Check Engine Light (CEL) stops blinking and turned ON.

9. Fully release the accelerator pedal within 3 seconds after the CEL is ON.

10. Start engine and let it idle.

11. Wait 20 seconds.

12. Rev up the engine two or three times and make sure the idle speed and ignition timing are within the specifications.

Realistically the idle relearn needs to be done using the consult3, the manual method is hit and miss. It also won't work if you have an engine code up in most cases.

Try it out, if it works you will hear the engine rev to over 2k, then slowly drop to 650 revs. There are other procedures that need to be done before the relearn though, they need to be done in order preferably.

Realistically the idle relearn needs to be done using the consult3, the manual method is hit and miss. It also won't work if you have an engine code up in most cases.

True.. it can be difficult to do with the manual mode. I managed to do it on my VQ35 with a non-functioning CEL.. which added to the challenge.. took me about 20 tries to get it.

You need to do the throttle pedal position learn and the throttle closed position learn first, but they are fairly simple in comparison. It will also only work with an engine temperature within a certain range too.

In the VQ35, rpm peaked up to about 1,200rpm, then dipped to about 450rpm, and settled out at 650.

I was also forced to do the re-learn after high idle problems, post throttle body clean.

Never seen one for under $200 work on v35s

Agreed. if the 250 and 300 aren't OBDII compatable, this isn't likely to work. You will need a real consult2 device or a good clone.

You would have more luck with the VQ35 ECU though.. I have the Blatz cable with nissandatascan, and it lets me do this procedure.

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