Questions tagged [diesel]

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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132 views

Fuel pump fuse location

Where is the fuse for the fuel Pump located in the fuse relay box for a 2004 Dodge Ram 2500? I am trying to find out if I need to change my fuel pump or just the fuse. I am not getting any readings ...
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1k views

Slipping Automatic Transmission when Cold

Car: VW Touareg 2007 2.5 TDI 90,000 Miles Symptoms: Does not engage the clutch plates when cold and slips in all gears. When you take your foot off the accelerator, the revs drop down to idle while ...
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605 views

Catalyst Temperature

Please refer to Catalyst Temperature PIDs (mode 01 pids 3C, 3D, 3E, 3F) for the following questions - https://en.wikipedia.org/wiki/OBD-II_PIDs#Mode_01 Q1. Is there a thumb rule that the catalyst ...
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1answer
1k views

Stuck brake overheating transmission?

7.3 PSD - Ford F350 with the 4R100 AutoTrannny. Is it plausible / even common for a seized brake / caliper to cause a tranny to overheat? I've never had this occur previously on any vehicle, much ...
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2k views

Troubleshooting Smoking Diesel (2002 VW ALH TDI)

Our 2002 TDI has started surging at idle – especially in gear after a cold start, it seems to get better as the car warms up – and smoking (mostly HB's, vile habit). This has been going on for about a ...
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411 views

Hot cranking problem on 6.6 duramax

6.6 duramax diesel engine cranks good cold but periodically won't crank hot unless I use starting fluid. This usually happens after engine has been turned off about 30 minutes. Also if idles for ...
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2k views

BMW 520d e60 2008 diesel engine won't start after switching off

I have a strange behaviour of my car. Engine starts well at any weather condition but after driving and switched off engine cannot start again for 20 - 40 minutes. After this time it starts like ...
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2k views

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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1k views

High oil pressure in a marine engine [closed]

High oil pressure in my marine Perkins 4108 diesel showing 80 on the gauge, oil and filters recently changed, wiring checked and ok it runs an alternator to charge the batteries and when disconnected ...
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2answers
887 views

Why does “i” stand for petrol?

As illustrated by this list of car engine names by manufacturer, car manufacturers like to give the petrol and diesel variants of their engines often confusing names. The least confusing of these ...
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2answers
50 views

Is a diesel suitable for low mileage but with long hauls and hills?

I've driven petrol cars all my life. But when researching makes and models for a "new used" purchase pretty much everything we looked at recommended a diesel engine. But we're having sudden second ...
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2answers
68 views

Device that prevents vehicle from draining accessory batteries?

Not exactly sure if the device / component or setup I'm asking about even exists. But, here is my naive question (I am bad with electrical in general): Is there something built into modern vehicle ...
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2answers
2k views

Jetta repair forum [closed]

I recently came into possession of a 204 Jetta, in need of an unknown amount of work. I'm looking for a good forum to learn about the various vehicle parts a repair guides. I am not very ...
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2answers
39k views

starter doesn't turn with ignition switch

I have a 2004 ford f350 diesel and some very perplexing problems: The ignition won't turn over the starter yet the lights shut off when engaged (usually means the ignition switch is ok) but also the ...
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1answer
23 views

Very brief loss of power and puff of smoke, diesel engine

I have recently purchased a 2004 Jaguar X type 2l diesel. When driving at steady speed on the motorway, there are frequent (about 1 every 2 minutes), brief (fraction of a second) and slight (just ...
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1answer
65 views

Is 4000 RPM a normal rpm for a diesel school bus at 55 mph?

I have a Thomas 1991 school bus (36K gvwr) with a CAT 3116 engine and an Allison MT 643 transmission. I purchased it quite recently and when driving it on the highway, the engine RPMs are at 4000 ...
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1answer
211 views

Polo 1.9 SDI having problem to start at morning

I am having a problem in the morning starting the engine of my Polo 1.9 SDI 2000. I have to attempt 2-3 times to start it and after it starts, it makes a strange noise and throw out smoke. I checked ...
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1answer
2k views

Still in limp home mode after fixing turbo hose

I have just replaced a split turbo hose on my 2011 Vauxhall insignia. However after clearing the fault on the ECU the engine is still in limp home mode and the car says "Service vehicle soon" on ...
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1answer
490 views

BMW E90 318d oil leak

I've recently replaced my splash shield and I found some oil spots on the oil pan. I've tried to look for the highest point where I could find leaked oil and it seemed to be near the oil filter ...
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1answer
20k views

Car not accelerating and over revving

I have a Ford Fiesta 2010 Diesel 1.4. Recently the car has been struggle to accelerate when the gas pedal is being pressed. The engine still roars and the indicator will shoot up, but the car just ...
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2answers
1k views

diesel spill (from broken injector return line), smokes when engine is hot, risk?

I had a broken return line on the diesel injectors in my Alfa 159. I estimate from the fuel-gauge I lost about 15 liter of diesel in total during the 20 km or so I drove with the car after the leak ...
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1answer
157 views

If a car has to spend long periods without being driven, is a diesel or gasoline engine a better choice?

I have to buy a car for a vacation home. The car will spend long periods (up to 4 months at a time) without being driven. I have heard anecdotally that it is bad for diesel fuel to sit in an engine ...
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1answer
237 views

Uploading a tuning file to my car

I would like to remap my car myself. I will be buying a tuned map from mychiptuningfiles.com for my Ford Focus 1.6 TDCI so I only need to download my stock map and upload the tuned stock map. What ...
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3answers
105 views

What would happen when if fuel is added during the combustion process?

What would happen when more fuel is added during a combustion process? Will the time of combustion decrease or increase or stay the same?
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1answer
66 views

1995 Ford F-250 - Starter continues to run until the batteries are dead

Have a '95 Ford F250 with the 7.3l diesel. Starter just quit working one day. I changed the solenoid and the key lock barrel on the steering column. Now it will turn over but won't stop. Starter motor ...
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2answers
106 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 ...
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1answer
688 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
1k 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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2answers
51 views

Chip can affect DPF?

I have a Honda CrV Diesel 2.2L. The DPF light turned on and i lost power. The car has chip. I have twice my car regenerate then I get back the power of my car. Then after 1 week the DPF turn back on. ...
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1answer
22 views

2005 F250 Turbo Diesel Starts Rough

When it starts it takes a few cranks to get going, and it overall starts pretty rough. I was told that I could turn the key almost to ignition until the humming stops x3 and then start it to stop this ...
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1answer
58 views

Trying to understand the diesel cycle

I understand that in a diesel engine, the fuel is injected after the air has been compressed, while in a gasoline engine, it is injected while the air is being draw in. But, then there are a few ...
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1answer
58 views

Will deleting the gear-driven pump for power steering and vacuum on this diesel engine put the camshaft journal at risk of failure?

I took a 1989 Dodge Cummins diesel engine out of a pickup truck and I’m using the engine as a stationary power source. The combined power steering + vacuum pump has developed an engine oil leak, and ...
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1answer
34 views

Suitable grade oil

i am going to do a service on my work car(vw caddy 1.9 sdi 1999). My question is... What engine oil grade should i use 10w40 or 15 w40. In my country during the summer the temperature goes up to 30 ...
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1answer
34 views

How to start a 1991 Thomas School Bus that cranks well, but doesn't start

I purchased the above vehicle for conversion and at first it didn't start at all due to starter issues. At this point it cranked, but cranked weakly. So I replaced the starter about a month ago and it ...
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1answer
118 views

My truck failed emissions because they couldn't find the EGR

I just took my 2011 GMC Silverado 2500 w/Duramax in for an emissions test in Utah County. They do more than just emissions test. They look to make sure all the elements of the emissions system are in ...
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1answer
31 views

Can a LiFePo4 battery 300 Amp start a Caterpillar 15ltr diesel engine

I have a Newel coach RV with a 15 ltr. Caterpillar diesel engine. Now with two AGM batteries 8DL 12V each 255A to start the engine. Would it be possible to use one LiFePo4 battery 300A to start this ...
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1answer
2k views

Low biting point after clutch change Ford Fiesta

Background story So, long story short my clutch went one day whilst I was driving on the motorway. The car hit about 60 and wouldn't drive faster and gradually slowed down. I pulled in at the next ...
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1answer
696 views

Land Rover Defender L316 2.4TCDi starts and stalls almost immediately does not idle

2010 Land Rover Defender L313 platform Vehicle almost as good as new less than 20,000KM on the odometer Bought brand new a few years back with just 10KM on the odometer Has done just two oil ...
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1answer
2k views

Vauxhall Astra - Poor acceleration above 2000 revs and “chugging” when driving

I have a 2010 diesel Vauxhall Astra it started chugging and I have poor acceleration especially going uphill or when I rev the engine over the 20 on the rev counter, I let the fuel tank go low and I ...
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3answers
5k views

What happens when I fill diesel in a petrol car?

What happens when I fill diesel in a petrol engine. I know what happens when I put petrol in a diesel engine but not the other way. Could you please explain that to me?
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1answer
356 views

Which rpm´s should i run my Turbo Diesel at? [closed]

So this question has been itching in me for quite a while but i´ve been too lazy ask. I have a Ford Mondeo 2005 2.2 TDCI and my question is how high or low rpm´s should i be driving my car(i know it´s ...
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1answer
750 views

Fuel Consumption high

I currently owned a Toyota KDH200. Manfactured year 2006. The Engine is 2KD (2490 cc). (Fuel Type : Diesel) I had an issue with fuel Consumption so I went to a mechanic. He scanned the vehicle (he ...
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1answer
627 views

Engine oil light stays on for 4-5 seconds during cold start

I own Suzuki swift diesel. When I start the car in morning for the first time in day, the engine oil light stays on for 4-5 seconds after engine has started and then goes off and never comes back ...
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1answer
758 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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1answer
81 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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1answer
292 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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1answer
949 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
157 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?
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5answers
2k views

Why didn't tuning box or remap work on my mondeo st tdci

I brought a tuning box a few months ago. When I fitted it, it didn't work so I sent it back. They tested it and it was working fine, so I tried it again, but it wouldn't make my car any quicker. So I ...
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1answer
585 views

BMW 33D 2001 no power problem

I have: BMW 330D, 2001 year, saloon, 135kw Recently I have change the turbo charger of my car. There was a problem related with this post. Then I went to the garage and they ran the diagnostics. ...