Questions tagged [turbocharger]

A forced induction device that increases an engine's power output and efficiency. It's consists of a turbine, driven by the engine's exhaust, coupled to an impeller which compresses and forces air into the engine. More air (= more oxygen molecules) + more fuel = More power

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How to test if turbo is properly working in a 2006 Forester XT

I recently had my Forester engine serviced and afterwards it didn't feel like I was getting boost and was getting a whirring/spinning noise while throttling. I brought it back and they realized they ...
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Boost control using two valves with a vac and boost reference for wide boost control range

Can someone explain how the above boost control setup would work. The valve on the left uses a vac source applied to the top of the diaphram which would effectively help hold the spring closed at high ...
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Making a Poor Man's Water Injection System

I was just reading this article on water injection systems and they made an interesting comment: Note that it has been suggested in some circles that the water can be directly added to the petrol ...
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Engine over filled with oil

This is a 2007 Vauxhall Antara 2.0 L CDTI. Four months ago I took my car to a local garage chain to do some tyre adjustments and thought I might as well let them change my oil and oil filter. All ...
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Meaning of P0245 (16629) DTC on VW ALH TDI Engine

I'm seeing a P0245/16629 – Solenoid Valve (A) for Boost Pressure Control (N75): Short to Ground – code on our 2002 ALH TDI. The solenoid valve controls the boost by moving the vacuum actuator that ...
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2000 Honda Civic SiR turbo sputter and stalling

To start I have a lot of deletes and tuned ecu on a B18 bottom end with B16 top. Turbo has been set to cut out at 5psi on the ecu. I have a good feeling it is something fuel as I am having problems ...
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Knocking under load on first gear

I have this issue.. I already asked on FordOwnersClub, but I feel like here I might have a better chance to sort it out. I bought a Ford Focus mk3 2011 with 1.6 ecoboost 134kW engine with 90k km. My ...
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oil in my cooling system liquid is my TURBO damaged

I have a kia forte 5 sx 2016 with about 31000 miles on it. Last week the 4 spark plugs broke. I've got them changed under my guarantee. I knew something was wrong but the dealer didn't want to look ...
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108 views

B18A1 Acura Integra Motor

I have a B18A1 motor. Is it possible for me to use the oem crankshaft for a turbo build? I also am wondering if anyone would be able to give me insight about using aftermarket pistons with the stock ...
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889 views

Toyota Avensis Verso D4-D 2002 after turbo & timing belt replacement drives differently

My Toyota broke down the other day, so there was some major work done on the engine. Not exactly unexpected (the mileage is somewhat high), but the failure was quite spectacular. Turbocharger ate ...
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Volvo D13 Boost and fuel mileage problem

My Volvo diesel D13 creates boost at low RPM's at various amounts of level and at any given time; the fuel mileage has gone down by 1.5 miles per gallon. The waste gate was replaced and the computer ...
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Will blow off valve cause compressor surge if set to vent 1 psi higher than desired boost?

Lets say i set my boost controller at 15 psi of boost, and uses a BOV that has 16 psi spring to minimize boost leak, when i close the throttle the intake pressure spikes above 16 psi for a moment then ...
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2009 H1 Hyundai 2.5 crdi turbo fluctuations

Sharing an experience. Had a H1 turbo diesel towed to me blowing steam from radiator. Step One. was replace the cylinder head. Ok done. Started engine and found there was no power. Step Two. Found ...
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53 views

Something with the turbo

My Vw Jetta 2005 tdi 1.9L has trouble accelerating in low gears. For instance as soon as I switch gear the car accelerates slow and when the rpm reaches around 2-3 it has that power, sometimes. In the ...
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Citeron C4 Picasso I 1.6 THP Turbo Diverter Valve

Having P2262 and P2099 codes, and when I bench the diverter valve with 12v battery, the valve will energize and retract which seems normal. But when it is mounted to the turbo. 1. While looking for ...
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38 views

2011 Insignia 2.0 Diesel. Limp mode, with ECL, but no fault codes

I recently changed out the turbo hose as it was split. It had not been idling well, wit hthe revs jumping up and down at idle. It threw out a P2282 code, so after a bit of research checked the hose ...
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3answers
2k views

Unexplained Low LTFT on my Mazda cx7 2.3 turbocharged

So, it started when i got CEL with code p0172: system too rich bank1. I took the car to the mazda dealer, they said you need to replace MAF sensor. I agreed and got the new sensor installed. Now CEL ...
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1answer
4k views

Oiled vs Oil-less turbos

So the question I have is are there any major benefits to the oil-less turbo technology that exists today? What makes a turbo like this better from a traditional oiled turbo? (Not specific to any car ...
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Toyota Hilux 2KD-FTV and Fortuner 1KD-FTV Vn Turbo Problem (P1264)

I have been dealing with this problem on Toyota hilux for almost 5 months and last week I encountered Toyota Fortuner with exactly the same problem. They both throw DTC P1264 - VN Turbo Malfunction ...
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1999 Ford F-250 Super Duty 7.3L Slow Acceleration When Cold

I have a 1999 Ford F-250 Super Duty 7.3L. The problem I'm having is that as we approach winter and the nights get colder, my vehicle is accelerating very slowly. For example, if I'm going down the ...
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How to design an exhaust pipe to increase scavenging at specific RPMs

Good day all. I'm looking for advice on an exhaust design problem. It is easy to find videos explaining exhaust scavenging, but how do you control it? Surely there must be some physics that can be ...
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2012 VW Amarok is leaking oil into the overflow bottle

I have a 2012 VW Amarok TDI 400 Highline. I have replaced the head, both turbos, and the engine oil cooler, I did a thorough flush, however I took the car for a short drive ( about an hour ) and I ...
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265 views

Citeron Turbo Wastegate Actuator Setup

Hoping someone here will have the turbo wastagate actuator setting/specification. for the Citroen C4 Picasso I 1.6 thp EP6/AL4 I got the car used, about 2 years ago, and it is not lacking any power, ...
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Question about aircraft engine injector system

i was recently working alongside an aircraft mechanic on a turbocharged 6 cylinder fuel injected engine (a Lycoming TIO-540 if your curious) and the complaint from the customer was that it would ...
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115 views

Problems after changing turbo

Im desperate for some help. I recently had my turbo changed on my Mercedes C200 diesel after the shaft broke. After the change I have had a problem that will not go away. It occasionaly over and ...