A type of internal combustion engine where ignition happens when fuel is spray at high pressure into a compressed charge of air, or the relatively heavy fuel oil used in compression-ignition engines.

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49 views

Does anybody know what this is?

I was admiring my grandpa's John Deere 5203 tractor today and saw this. I'm pretty sure that's the throttle connected to the spring-hinge, so I'm guessing it's some kinda fuel injection. However, I ...
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1answer
126 views

Ford ikon 1.8 nxt diesel - Starting problem [closed]

Ford ikon 1.8 nxt diesel. It has coverd 130000 kms. Now in winter, there is starting trouble. Mostly it takes 30 to 35 secs. Long self. I have checked its heater , hetaer timer ,fuel leakage , battery ...
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votes
2answers
317 views

Formula to calculate emission rates

OBD tells whether I have passed the emission test or not. I want to know the formula by which it calculates the rate of CO, NOx, HC emission from my car and compares it with some set threshold value ...
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votes
1answer
61 views

When breaking in a diesel - treat it gently or drive it?

I've been googling diesel run in, and generally encounter two opinions: The first is treat it gently for the first 1000k, and do not exceed 2,000 rpm. The second is drive it at 3/4 revs, maybe 2,500 ...
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votes
4answers
216 views

2002 Ford F350 Superduty 7.3L Turbo diesel using a quart of oil every 43 miles

This Diesel engine has been rebuilt and it didn't use any oil till the HPOP went out. I replaced the oil pump and then I noticed my turbo when going up a hill and the Turbo would sound like a sneeze ...
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2answers
57 views

Diesel Engine Power

Let's say we have a 6 cylinder diesel engine having 385 KW power. Now I am running this engine at high idle of 1900 rpm. What will be power produced by this engine? Is it equal to max power or less ...
4
votes
1answer
60 views

Running in oil a for light diesel engine (Japanese, Toyota 3L)?

What would you use as a running in (break-in) oil for this engine? I have this engine, and it has just been reconditioned, new pistons, conrods, crank and bearings.
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3answers
2k views

Why are VW recalling their cars to remove a defeat device?

As I understand it, Volkswagen had software to artificially enhance their efficiency ratings on a test rig. Since it would only be active under test, what is the point of recalling millions of cars to ...
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0answers
85 views

1983 Mercedes Diesel - Loses Power Over Time

I picked up this car as a gift, and on day one drove it the 370+ miles home. After the first 160 miles or so I noticed that the car was struggling to maintain highway speeds. So I pulled over into a ...
6
votes
2answers
393 views

Would a non-turbo diesel perform better in high altitudes than a comparable gasoline engine?

I live close to the Rocky Mountains and drive into them quite often. I have a small naturally-aspirated four-banger that tends to lose a very noticeable amount of power getting into the higher ...
8
votes
2answers
1k views

Why does a petrol engine need to maintain an air-fuel ratio, while a diesel engine doesn't?

This simple question has been bugging me for a while. The amount of fuel injected into a petrol engine is calculated according to the amount of air entering through the throttle valve (as measured by ...
6
votes
1answer
145 views

Volvo S80 II 2.4 D5 DPF (Diesel Particulate Filter) regeneration conditions

What are the conditions required for the DPF (Diesel Particulate Filter) regeneration? Is it only exhaust temperature or speed and RPM also? I'm wondering if DPF can regenerate while car is at ...
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2answers
120 views

DPF (Diesel Particulate Filter) and Turbo: Golf TDI Bluemotion(hybrid)

I have a problem with my 2012 Golf TDI Bluemotion. The DPF and turbo need to be replaced. The replacement costs about R65 000 SA Rands. Is this common with this TDI blue motion engines or it's my ...
7
votes
1answer
167 views

Car can't start after rocker gasket change

I have a 2008 BMW 120d LCI with N47 engine. Recently was diagnosed with some oil leak on the rocker gasket near the injector area. Were advised to change the rocker gasket seals. So I did change the ...
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votes
5answers
4k views

Why not use gasoline on diesel engines or vice versa?

I've read gasoline engines use sparks to ignite the mixture, but diesel engines use just compression which can't be done in gasoline engines due to high compression ratios which can cause engine ...
3
votes
3answers
177 views

After five years in garage diesel car wouldn't start, what should be done?

One of my friends left his car in the garage since five years back and he has lived abroad since then. He left it with a full tank(its a diesel), and it ran perfectly well back then. Now he's back and ...
3
votes
0answers
116 views

Hyundai Tucson died while driving; will not start

I have a Hyundai Tucson 2011 directed injected diesel which has just broken down. What happened is that while driving the engine suddenly stopped and won't start. There is no check engine light on. ...
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1answer
41 views

x3 bmw latest model has a diesel knock, opened the top one piston not reaching tdc

I have an x3 diesel latest model bought it at an auction. Now it had a heavy diesel knock sound. So I decided to open the top. When I did, I saw neither visual damage on my injectors nor the cylinder ...
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votes
1answer
106 views

I get a blast of hot air during stop start driving. What could cause this?

I am a learner driver with a Hyundai i20. Every now and then when I stop and then go and switch to second gear I get a blast of heat at my legs and feet. The aircon is off and its a diesel. I am ...
3
votes
1answer
267 views

VW Golf 2001 Mk4 Diesel ASR Engine Problem

I've spent a crazy amount of money on my car lately and I still have the same problem. I've replaced the: Catalyst Converter Radiator Starter Motor EGR Valve Track Rod ends & Wheel Bearings ...
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2answers
3k views

Modern cars and diesel warm-up time

First of all let me say that I already read this question and its answer, so it's clear to me why diesel-powered cars need a warm-up time. My question is: do modern cars need it too? I have VW Golf ...
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votes
1answer
128 views

Octane rating of fats and oils versus diesel fuel

I'm struggling to understand why, apart from viscosity, it's so easy to substitute lipids (i.e. SVO, WVO) for diesel fuel. I'd have to assume these fuels have inherently different octane ratings and ...
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0answers
94 views

Excursion SuperDuty Cannot Calibrate Speedometer

I have an 02 Excursion Limited Diesel and cannot get the speedometer calibrated. I purchased the vehicle with 35" tires (original equipment is 32") The tires were about 75% worn and the speedometer ...
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3answers
7k views

Why does diesel engine have redline much lower than petrol engine redline?

why do diesel cars redline at around 4500 rpm whereas petrol ones around 6500 -8000 rpm? Does this have something to do with the compression ratio?
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votes
4answers
2k views

RPM bouncing when in idle, especially when AC in switched on

I have a diesel common-rail 1.5l engined car. Lately I am facing an issue where the RPM needle is bouncing in the tachometer when the car is idling. The normal idling RPM is around 820. When idling, I ...
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1answer
472 views

Accidently put biodiesel fuel in 2009 Nissan Altima. What to do?

I made a really stupid mistake earlier tonight. I was at a gas station refueling my 2009 Nissan Altima (2.5L 4-cylinder engine). I stupidly selected the only option that was available at the pump ...
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1answer
124 views

how do you wire in an emergency stop into 12v

Just wondering how you would wire in an emergency 'E' stop into a 12 volt or 24 volt diesel engine?? Do you have to wire into the ignition circuit or the fuel solenoid to prevent any chance of the ...
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1answer
123 views

Smoke + water from exhaust while starting MM 540

Vehicle - Mahindra and Mahindra MM540 (1997) Engine - Mahindra and Mahindra 540 1.9 peugeot Engine (inline-4) Miles - ~75000 miles When I start my jeep, smoke and oily water comes out through ...
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2answers
1k views

Petrol vehicles, what are the advantages and disadvantages of a turbo charger?

Diesel vehicle often use turbo chargers. Petrol vehicles frequently do not. What are the advantages and disadvantages of using a turbo charger on a petrol engine?
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votes
2answers
2k views

Diesel engine starting / first start of the day problems

I’m new to the forum, and no mechanic, so please be kind! Vehicle in question is a 1999 T35 Renault Master 2.5 D. It has had first start issues since I’ve owned it, with white smoke (un-burnt fuel ...
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votes
3answers
870 views

do diesel engines have Idle Air Control Valve?

My problem is that sometimes when my Astra G tdi 1.7 2002 is idling (is not in gear) the RPM will go to 5000-6000 with out me stepping on the gas pedal. The engine accelerates on its own while idling. ...
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votes
1answer
481 views

Intermittent starting trouble with new battery

I sometimes have problems starting my 2003 Ford Fiesta Diesel. When I turn the key it'll either start normally or just start to kick over then die. If I try again, the same thing happens. My battery ...
2
votes
1answer
151 views

2006 manual transmission. Diesel Jetta.

My Jettas gear shift is not working properly. It's hard to pull out of reverse and it sticks getting into first and second. After first and second shifting is simple. I'm sure it's not the cluTch. My ...
5
votes
1answer
82 views

How much to get an old restomod running?

potentially a difficult question here. It's looking like I'm going to be moving out of state for a new job here in the next few months, which is throwing a big wrench into projects I have going on. ...
3
votes
1answer
184 views

Oil Level Citroen C1

Hi I've got a Citroen C1 1.4HDI rythym. I think that the engine oil is filled too high. I checked the oil after letting the car heat up and having it on a level surface. I took it to a garage where ...
3
votes
1answer
1k views

Car won't start in the cold

everyone! I've googled about this issue, but couldn't find much info. I hope that someone could help. I have cold start issue below -10C(14F). If it just -10C it harder to star, but if temperature ...
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vote
1answer
401 views

Hyundai Accent 2006 Hard Start Problems When Cold

I am the owner of Hyundai Accent with a diesel engine. After very cold nights, the mornings are a nightmare. The engine starts fine but a light for check up is on most of time on board, and after gear ...
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votes
2answers
478 views

Golf MK3 battery drains, rapid clicking on start, glow plug light flashes

Does anybody know what would cause the following symptoms? I have a 1996 Golf MK3 diesel (not TDI). I drove the car with no problem three days ago. Today I went to start it, and the battery is ...
2
votes
2answers
3k views

Ford Figo starting problem

I have 2012 Ford Figo diesel.I recently got the work done for clutch plate and wheel bearing. Now the car is not starting itself. I got it checked by a local mechanic also he said everything is fine ...
5
votes
0answers
551 views

Diesel fuel pressure issue Fiat Punto 1.3 JTD

I have a Fiat Punto 188 1.3 JTD Multijet and an issue, that brings me a headache since 2 years. The car is from 2005 and already has 180 000 miles down. Almost every time, the I fast accelerate from ...
3
votes
0answers
53 views

How do I make my 2nd generation Toyota Hi-Ace start more easily? [closed]

My 2nd generation Toyota Hi-Ace Diesel is not starting easily, or occasionally not starting at all. I have: Tested the glow plugs - all quick and fully bright; Changed battery; Changed the air filter;...
6
votes
1answer
6k views

Re-programming injection pump on French Ford Focus TDCi

I replaced the engine on my 2003 Ford Focus (French TDCi) and I plugged it to clear the error codes. Now it starts ok but stops after 10 minutes. I read that when a new injection pump is installed, ...
2
votes
1answer
389 views

KIA Sedona 2003 Diesel Intercooler Turbo Low Fuel Mileage

I have a 2003 a Kia Sedona turbo diesel 2.9L, with intercooler. I am getting 5 km per liter of diesel consumed. I also have to do oil change and ATF replacement. I got the car 3 weeks ago. What are ...
3
votes
1answer
3k views

air bubbles in diesel fuel line of peugeot 206

Hi I have a peugeot 206 1.9L Diesel (1999). I recently changed the fuel filter and now the engine is running very rough and sometimes cutting out especially at low speeds. I have noticed that there is ...
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vote
1answer
389 views

Hyundai Tucson Diesel 2.0 2008 - Difficulty Starting

Hyundai Tucson Diesel 2.0 2008 and takes at least 4-5 attempts to start before it idles badly for about 10 seconds and then is fine. Doesn't die at the traffic lights, no problems at all otherwise. ...
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1answer
153 views

How to test injectors on a 1999 F-350 with a 7.3

How do you test injectors on a 1999 F-350 with a 7.3 motor? I think it might be misfiring.
5
votes
1answer
200 views

Are there any modern diesel engines that require electricity to continue running?

I was reading this question about an owner checking the alternator by disconnecting the battery, which is an easy way to validate on a gasoline engine. The single answer assumes that the OP is ...
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1answer
94 views

1999 ford f350 will not start under 50 degrees

If my 99 ford f350 with a 7.3 diesel is not plugged in it will not start under 50 degrees what should I check?
4
votes
1answer
2k views

Engine suddenly died on uphill, then went back to life after a few tries

Car: BMW 318 TDS Compact. 90HP. 168.000KM Situation: was driving a very intense uphill section at 70km/h, in 4th gear (2.000 rpm). Everything was ok. Engine sound, temperature, etc... Suddenly, ...
4
votes
2answers
313 views

Can I use a CNC machine or waterjet to make an adapter plate to adapt a 5 speed transmission to a rare, obsolete engine?

I am the sad, proud owner of a Nissan SD33T (Diesel), mated to a 4 speed T-19. The power this engine outputs (101HP, 160#/TQ stock) means it struggles on the highway, and I don't want to sacrifice my ...