Golf IV / Jetta IV :: Hesitation Like Feel Between 2000 - 3000rpm

I am going to be looking into this a little bit tomorrow with an oil change and noisy hub bearing.

Car : 2002 Jetta GLS 1.8t stock 5spd ~165k miles

Symptoms : Light acceleration (day to day), After shifting into 2nd gear, the rpms come down to 2-2500 range, while accelerating it feels like a hesitation for a couple seconds then continues to go without issue.

Moderate acceleration (casual hwy on ramp, stoplight fun), After shifting into 2nd gear, the rpms come down to the 25-2800 range, while accelerating it feels like a hesitation for a couple seconds then continues to go without issue.

Hard acceleration (short hwy on ramp), After shifting into 2nd gear, the rpms come down to the 28-3100 range. I do not feel any symptoms noted above.

The hesitation felt is enough to cause the car to feel like it had a short loss of power. This does give a jerky feel.

My thoughts : I know there were issues with the coils in this model/year. I have verified through the deal that the vin had received the replacements but unsure if they are the actual replacements. My dad thinks it may be turbo related (which is also stock and never pulled apart to my knowledge).

I found that this KO3s turbo should be fully spooled about 2200rpms. It seems to coincide with my lower rpm accel that maybe I am loosing some of the spool and feeling that?

Other Info : Am I way off or is there anything I can check for easily? I am not very knowledgeable in turbos beyond their basic functions. This is also my first turbo car. I have owned the car 2yrs now. It seemed to have always been there but I don't recall noticing it on the initial test drive. The trans has been replaced since noticing this for other reasons but did not correct this.

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Golf IV / Jetta IV :: Throttle Hesitation Between 2000 And 3500 RPMs

So,I have a mk4 GTI vr6 . I've got an idle that moves about 25 rmps up and down. As well as the throttle hesitation between 2.000 and 3500 rpms only at mid throttle. Has a kinda new maf. That I cleaned. clean THrottle body kinda new coil pack and wires , new plugs. Tried a lot it all worked but it's still there.

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Golf IV / Jetta IV :: 2000 TDI Blower Motor Stopped Working

My blower motor in my Jetta recently stopped working. When I turn on the blower it works for 10 seconds or so then slows down and dies. Is this a blower motor or resistor problem?

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Golf IV / Jetta IV :: Rattle In Engine Bay At 2500 - 3000 RPM

The rattle, 1.8t GLI

-2500-3000 RPM

-Car can be in gear or out of gear, rev rattle is the same.

-Sometimes, I can hear the rattle when the car is off and I slam the door slightly harder than usual.

-My hood release cable may have been the culprit, but I could only zip-tie part of it and the rattle hasn't changed.

One really important clue is that when I have reached around the area between my engine and airbox, the rattle has gone away. So I had a bad coolant flange, so when reaching my phone down there to take pictures, I must have bumped or pressed something because the noise was gone for about a mile.

I recently had my airbox out and a visual inspection didn't show any promise and tapping on random parts didn't recreate the sound.

There is am RPM rattle near my airbox....

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Golf IV / Jetta IV :: Lifter Ticking Noise Around 2500 - 3000 RPM

On my drive home today around 2500-3000 rpm I am getting real bad lifter ticking noise. When I let of the gas it stops but as soon as I get back on it it will start ticking again. I just bought oil for an oil change Mobile 1

0W-40 I'm pretty sure plus a mobile 1 filter. Will this stop the ticking noise or do I need to adjust my lifters?

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Golf IV / Jetta IV :: On Acceleration RPM Drops From 5000 To 3000 Without Letting Off The Gas?

My GTI has started to bog out, i guess is the best way to describe... As I am trying to accelerate on the highway my RPMs rev up to 5000 till I get any response to amount of gas I am giving. It will dramatically drop to 3000 without letting off the gas. then gradually will accelerate, untypical to way it use to perform. She respond this way cold or hot.

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Golf IV / Jetta IV :: 2001 - No Power And Won't Go Past 3000 RPM At 20% Throttle

I made an earlier thread about minor low speed crash and airbag deployment that has sense been fixed.

The engine 2.0 (AZG) will rev to 3000 (3200 sometimes) RPM and stop. This is only if you give it about 20% / 25% throttle. If you give it full throttle it spits and sputters. When I had the airbags installed. The codes were read it and also came up for cam sensor and o2 changed that and now the codes are gone. No CEL and it is exact same issues still. I can't tell if ECU is doing it but it feels like it's not getting enough gas or air since full pedal makes it stall.

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Golf IV / Jetta IV :: Stalling In High Gears But It First Start Doing This When Hit Boost (3000 RPMs)

I have a golf mk4 1.8T AGU, about one week after i had my k04-023 turbo on and all the Stuff that comes along it started "stall" (don't know if its the right word??) in the High gears, most 5th gear but it first start doing it when i hit boost (3000rpm)

I runs on Stock n75 valve.. I though i could be a boost problem, maybe the Stock system cant handle it? I did install a boost gauge to see if it was the was the problem, and it dont Seem like it. In first it runs from 1.4 bar and drops to 1.2. Same in second and third. But in 4 and 5th it goes to 1.7 bar and drops to 1.4.. I did wonder it maybe the n75 valve cant handle 1.7 bar??

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Celica :: 2200 Motor Sputtering At Around 3000 RPM - Two EGR Codes

I have a '99 GT with the 2200 motor. A couple of months ago, it started sputtering around 3000rpm. Over 3600 RPM, runs great. Per my dealer, both cats and o2 sensors were changed. $$$ Did not fix! Local garage found a extremely frayed wire at the crankshaft sensor. There were two EGR codes as well, but were ignored. They changed the wire and the car has ran great for a month. Now it is sputtering again. The garage checked and there are only the same two codes are for EGR issues (I did not write them down). Could it be the EGR? Does it kick in around this RPM?

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Golf IV / Jetta IV :: Bad O2 Sensor - Hesitation When Gets Into Throttle

What are the symptoms of a bad o2 sensor, 2.0.. My son is having some problems with his car hesitating when he gets into the throttle and the only codes we are getting shows bad O2 sensor pre cat.

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Golf IV / Jetta IV :: 2004 - Hesitation When On The Highway

Have a 2004 Jetta, 2.0L BEV auto..has 124,800 miles on it...when cruising on the highway the car seems to momentarily lose power like as if i let off the gas. Car has the original everything for the most part. Did the water pump and timing belt 2k miles ago. Maybe alternator? fuel delivery?

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Golf IV / Jetta IV :: Hesitation / Bogged Down When Accelerating

I have a VW golf 2.0L AEG with 5 speed manual with 150,000 miles. Lately, it has been hesitating when I accelerate, not all the time but intermittently. It also shakes when I downshift, especially in lower gears. I have replaced the dog bone, the spark plugs, fuel filter, clean the MAF and tried another ignition coil. Nothing really worked. The only that worked a little (like a day) is when I disconnected the MAF sensor. I tried to do it again without much success. I scanned the car with VAG COM and I have no code.

The original clutch and original fuel pump are on the car. I checked the timing belt and it is in good shape. I was thinking that I may need a new clutch but I don't have nay slipping, just the vibrations when I downshift. I thought maybe the motor mounts are bad but I don't see excessive play when I rev up the engine. I sprayed the spark plug wires and ignition coil with water without any issues. What I should do next? Motor mounts or clutch? Bring it to VW for diagnosis?

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Golf IV / Jetta IV :: Hesitation At Partial Throttle In 1st And 2nd?

Car is a 20th, 1.8t 6-speed.

I noticed something the other day that is happening occasionally on acceleration. At partial throttle, usually pulling away from a light or stop sign, I get this weird hesitation. It only happens at partial throttle and usually only in first, sometimes in second. As the RPMs increase up to around 3k, it's as if I lose power for a second. You can feel the car stop accelerating for a second, then it begins to pull again.

If it's under heavy acceleration it never happens. It doesn't feel like the clutch slipping, more like the motor hesitating, but there's no noises or missing or anything like that. The RPMs don't jump up or anything. It's like for a second it's making no power, then it comes back.

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Santa FE SM (2001-06) :: 2003 - Sudden Power Drop And Cannot Rev Motor Over 3000 RPM

I have had the Santa Fe back and forth to the garage no power. We where driving it and all a sudden dropped power can't rev motor over 3000 rpm. Garage said they fixed it with dry gas and more gasoline b/c it was "low" between 1/4 and empty?

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Golf IV / Jetta IV :: Stuttering And Hesitation When Accelerating Or Under Load

I bought a cheap golf in february. It's an akl engine (1.6sr). Everything was fine on the way home. The car then wasn't used for like a month or two, and was stored outside. When we started using the car it gradually got more and more stuttering. At first it was just a slight stutter when accelerating, but now it's horrible. It will stutter and hesitate like crazy when accelerating or under load, but will cruise just fine at normal rpms. So far I have changed the air filter, fuel filter, spark plugs and a bad spark plug wire, but nothing has worked. I bought a vag scanner but couldn't find any codes. The idle isn't too bad but not perfect. What the problem can be?

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Golf IV / Jetta IV :: 1.8t - RPM Going Up And Down / Hesitation After Cleaning Throttle Body

I decided to take out the throttle body and clean it with throttle body cleaner that I got from autozone, after I put everything back, I started my car and the motor was shaking and smoking a lot out the muffler and just would not be drivable at all. the RPM was just going up and down and hesitating bad. later I took off the spark plugs and they were very much burnt black at the tips and that is probably not normal right? but I replaced them with NGK BKR7E spark plugs and it still gave me the problem.

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Golf IV / Jetta IV :: 2003 1.8t - Hesitation In Boost ( 3rd / 4th And 5th Gear)

2003, Jetta 1.8t, 5 speed, 76,500 miles ... The other day I was driving and all of a sudden I had a hesitation in 3rd gear. I have relized since that this hesitation occurs in 3rd 4th and 5th gear, but not 1st or 2nd. I am going to change the spark plugs tomorrow in hope to fix this problem. The hesitation occurs whenever you get into the gas and begin to accelerate(typically around 3000RPM and up). There are no dash lights on at all and the cars is running fine besides the hesitation.

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Golf IV / Jetta IV :: EPC Light Came On / Hesitation After Pulled Out And Trying To Accelerate

The Electronic Power Control light in my 1999.5 Jetta GLS VR6 came on a day or two ago. Now it hesitates like crazy even after I've already pulled out and am trying to accelerate. Is there any common problem/malfunction that would cause the light to come on, and is there any correlation between the light and this symptom? Also, the check engine light came on.

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Golf IV / Jetta IV :: Rotors Vibrates - Hesitation When Braking

I switched my front rotors 4 times in the last 4 years.

I know you probably thinking its the driver. I've owned the car since 2012 and have only put on 46000 kms.

The rotors vibrate and have that weird stop and go hesitation when braking.

Is it simply OEM or nothing?

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