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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1answer
669 views

What Color should Oil Be in 2006 Duramax after Oil Change

I just had the oil changed in my 2006 GMC 2500HD Duramax diesel, my truck has 56,000. miles on it. The oil look on the dip stick looks really black! I feel like it wasn't changed at all. What ...
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2answers
7k views

Diesel engine won't start when hot

My Ford forgo 2012 diesel refuses to start after driving long distances, but it usually starts well when it is cold. What could be the problem?
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2answers
1k views

VW Bora (1.9 L TDI) - Misfire on cylinder 2

It starts every time and the engine shakes badly in higher gears. However, if I turn the engine on and off MANY times it will eventually kick back in and run as it should. So frustrating. Any ...
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3answers
2k views

Can the throttle position be high during idle

I used an OBD to get data from one of my friend's car - Volkswagen Polo 1.5L Diesel. But the car was idling at around 900 rpm, while the throttle position I got was around 22%. How is it possible? As ...
4
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1answer
564 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 ...
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1answer
407 views

Should I prefill my diesel oil filter during an oil change?

When changing oil in any diesel engine, should the oil filter be prefilled prior to installing onto the engine?
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1answer
209 views

306 Peugeot Vivante 1.9 diesel won't start – I have changed glow plugs and relay

306 Vivante turbo diesel won't start. It has new glow plugs and relay, exhaust is leaking badly in first section and the turbo is on the way out, but turns good thought it would at least fire up. ...
4
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1answer
925 views

Biodiesel and DPF (Diesel Particulate Filter)

I read a little about DPFs and biodiesel. Some claim that there's a reduction in lubricity and/or viscosity of engine oil when using B30 or above. They warn about increased engine wear because of it. ...
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2answers
1k views

Doesn't want to start

Some help would really be appreciated. I've got a diesel Renault kangoo 1.5 dci 2006 that is being stubborn. It will start with e-z start without too much trouble. I thought the issue was a blown fuse ...
4
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1answer
47 views

Starting issue with 2007 F350 6.0 diesel

Intermittently, when it's cold out and I'm starting starting the vehicle and then shutting it off the vehicle will start to crank while the key is in the off position. With the vehicle in the off ...
4
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1answer
82 views

Coolant type for 1977 Diesel

I have a marine 1977 Perkins T6.354 6 cyl, 6 liter turbo diesel. There are different types of coolant available and I've done significant research into this question and have not found a clear answer....
4
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1answer
6k 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, ...
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0answers
75 views

Results surprising said lab reporter of emission testing on Toyota Qualis Diesel 4 wheeler on AVL DiTest MDS 205

I got emissions of Toyota Qualis Diesel car tested with the AVL DiTest MDS 205, the result sheet had following columns rpm, temp, secs, CO(%vol.), CO corrected, CO2(% vol.), HC(ppm),HC corrected(ppm),...
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0answers
100 views

Why do so many diesel engines have problems with aluminum oxide in the cooling systems?

I have a bad case of aluminum oxide contamination in my 98 Mazda 626's cooling system. While researching the subject, and filtration solutions, I noticed that this type of problem is very common ...
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0answers
2k views

injection fault Renault Megane 2 1.5dci [closed]

I have a Renault Megane 2 1.5 dci with 150,000 km on the clock. Sign the injection fault, then the engine stops or makes rattling noises. I noticed that the hose back fuel for air bubbles that appear ...
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0answers
584 views

Diesel car struggles to start when cold

Recently had the timing belt, water pump, all valves and rocker arms, fuel filter, oil filter, air filter changed on my 2006 Audi A3 8P 2.0 TDI 140. I've had it back for two days now and it struggles ...
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0answers
303 views

1989 7.3 IDI wont start

I have a 1987 F250 with a 1989 7.3 IDI swap, the truck always used to run great. I went outside to try and fire her up and she wont start. I've tried plugging in the block heater and using ether. It ...
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0answers
489 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 ...
4
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1answer
3k views

Lag at accelerating and/or loss of power

This may be a long shot. So, I have a Renault Megane 2, with a 2.0l Diesel engine with theoretical 150hp and 340Nm of torque. The thing that worries me is that when I push the pedal, it just takes ...
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4answers
80k views

What is causing air in my fuel line?

I have a 2003 Jetta TDI. I drove it last night with no problem. This morning I cannot start the car. I popped the hood, and discovered air in the fuel line between the fuel filter and injection ...
3
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3answers
8k views

2004 powerstroke white smoke now no start

I have been trying to fix my truck for a while so long story. I need help bought a 2004 power stroke with 100k miles. It ran well for 15k miles then started having low power for first few minutes to ...
3
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2answers
617 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 ...
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4answers
203 views

Why do worn diesels emit black smoke?

I have often noticed that on the road, whenever a heavy diesel accelerates, it emits a huge cloud of black smoke. If this happens in front of me, I put the air recirculation mode on. This typically ...
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2answers
681 views

What is a “dummy injector” used for?

I stumbled upon this TDI Dummy Injector yesterday. Nice photo, but without any explanation of what the purpose of a "dummy injector" is, let alone why one would spend nearly $400 US to be in ...
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3answers
5k views

VW (Bosch) TDI injection pump fuel shut off solenoid functions

The Bosch diesel injection pumps used by VW in their ALH TDI engines have a fuel shutoff solenoid (N109) which is supposed to cut off fuel to the engine. The engine has been setting a DTC 17946 - ...
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2answers
143 views

Fluids for Citreon Berlingo Diesel With Manual Transmission

Opened the bonnet, looked to LHS beyond screen-wash reservoir, removed cap on (?) hydraulic oil, found it to be RED in colour and below minimum level when engine not running. Went to shop: insisted I ...
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1answer
7k 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 ...
3
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2answers
468 views

1999 diesel Ford fiesta not starting

I'm having trouble starting a 1999 ford-fiesta, diesel (EN engine), that would be mk4 of fiesta. What I tried (in that order) was: Changed fuel filter Tried starting spray (the engine seems to have ...
3
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1answer
5k views

Jetta Mk4 TDI 1.9 - Hard to start when cold

My Jetta Mk4 TDI engine is hard to start in the mornings when the temperature is down around 16° F. When you turn on the key it goes like it's going to start, but the idle remains down. I continue ...
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2answers
3k views

keep getting air in the fuel line

I put 17 liters of petrol in my Renault kangaroo it already had 8 liters of diesel in it had it drained by mechanic put 12 liters diesel in it took a while but did start and run well until I got 3 ...
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1answer
63 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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3answers
2k 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
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1answer
451 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 The ...
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1answer
101 views

What is the name of this?

My car is hard to shift gears and found out this was the reason. Any idea what’s the name of this part?
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1answer
68 views

Cause of faulty EGR valve

I recently had my diesel Range Rover sport serviced but the garage didn’t re-seat the fuel filter correctly causing a leak of fuel. At the same time, my engine light came on and it turned out to be ...
3
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4answers
2k views

Swift Diesel engine seeing decline in power - Need overhaul or bad turbo?

My 2008 Suzuki Swift Diesel 1.3 DDiS has run about 150,000 kms. In the last few weeks, the car seems to be losing its powerful acceleration. While there is no sudden drop in power while accelerating, ...
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2answers
169 views

Should I perform any special checks when buying a high mileage car?

After a series of breakdowns with my current car, I've finally decided that its time to get a replacement. Looking round local dealers, I've found a 9 year old used Mazda 6 diesel which seems to meet ...
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1answer
2k views

Does free revving diesel engine near redline for 2-3 seconds harm it

What happened is I accidently pressed the accelerator and rpm shot to 4800-4900 rpm in neutral. The engine was fully warmed-up. Redline of the engine starts from 5000rpm and revv-limiter kicks in at ...
3
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1answer
62 views

Starting problem when it`s cold

I have an "S40" diesel VOLVO. Everything was fine about starting and things till I had to change the injection pump due to its leakage. Of course a brand new injection pump cost an arm and a leg, so I ...
3
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1answer
6k 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 ...
3
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3answers
542 views

Jump-starting high-amperage diesel engine with a car with a smaller battery

I have a 1985 Mercedes 300d, with a battery with a cold-crank rating of 1000 amps. The battery is pretty much dead (and pretty much new). So far, I haven't been able to jump-start it with another car ...
3
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1answer
170 views

Diesel Injector Well full of Carbon

While looking over my friend's 08 Kia Carnival J3 2.9L Turbo Diesel, I noticed a strange huffing noise. After removing the decorative engine cover I discovered this: This injector well is filled ...
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1answer
151 views

Sudden Turbo Whine That Oscillates with Manifold Pressure

I'm looking at an 08 Kia Carnival J3 2.9L Turbo Diesel that a friend brought to me today. The complaint was that all of a sudden a day or two ago they started hearing this whining noise that changed ...
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1answer
261 views

Mini Cooper 1.6 Diesel Carbon Coming From The Exhaust

I have just recently bought the car and have noticed that the car kicks out black smoke when I am driving, this only happens once or twice, but there is a lot of carbon inside the exhaust and also the ...
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2answers
680 views

Why won't my '05 VW Caddy rev past 3500rpm?

I've got a '05 VW Caddy 2.0 SDI here that didn't run at first. Scanning the OBD (with a chinese knock-off ELM327 scanner, and the Torque Pro App) gave me a P0726 fault code. The description says "...
3
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1answer
446 views

What is the loud clanking sound at low RPM (video included)

At low RPM, which occurs in 3 different scenarios (starting, shut down, and clutch-out), the noise I am hearing comes from the engine compartment. The van in question is a 2003 Kia Pregio diesel van. ...
3
votes
1answer
590 views

Check engine light between 1300-1800 RPM

I have a 1995 gmc Sierra hd with the 6.5L turbo Diesel engine in it. I just recently bought it and when ever I hold around 1300-1800 rpm the check engine light comes on, when I take my foot off the ...
3
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1answer
60 views

2000 Daewoo Musso 2.9 TDI Engine shaking heavily in idle, getting better in higher RPMs

I bought my first project car dirt cheap it's a Daewoo (Ssangyong) Musso Diesel SUV which has one of the most reliable engines, the Mercedes OM602 This car is starting fine but the Engine is shaking ...
3
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1answer
40 views

Have 01 Dodge ram 2500 desiel automatic transmission

Transmission started making grinding noise on way home. Took forever change gears put it in my garage dropped transmission found round bearings in bell housing. I can't tell if they were from front ...
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0answers
306 views

Renault Megane not starting after water damage

Im looking at a Renault Megane 2010 1.5 dci which was crashed into a drain. ECU and electrics on left hand side were submerged. Have changed ECU, circuit box on top of left suspension, circuit box by ...

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