01 Pathfinder No start No spark After crank sensor change

A forum for the legendary Nissan Pathfinder and Infiniti QX4.
Km1ll3r91
Posts: 35
Joined: Sun Nov 02, 2014 10:17 am
Car: 2001 Nissan Pathfinder SE 3.5l V6 4x4

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So I'm in a world of hurt here. I recently bought a used 2001 pathfinder in what seemed to be great condition from a family from chicago suburbs. Family owned and garage kept seemed like a great car! Driving home everything was going great. Until about about 20 miles the car wouldn't hold an idle it would die unless I was manually holding the idle myself until about 5 minuteslater I noticed it would idle on it's own again so we get back on the road home. Everything is back to normal. On the highway 20 miles or so later we ran into traffic. The car started idlling rough and had zero acceleration now so I idled the car off to the side. Where it poorly idled for a couple minutes till it cut out almost as if I had been running out of gas. So I ended up getting it off the highway into a parking lot by towing with my second vehicle. I'm in Chicago at this point about 30 minutes from home still! Had to leave it and come back the next day! Come back with a uhaul trailer and winch .

So it's back home safe now luckily my neighbor is a good better mechanic than I am. We ran the codes P0335 Crank position sensor and fuel evap sensor which hasn't come back since clearing codes. Replaced both the crank sensors.

Still the car has no spark and won't start the car has an aftermarket alarm (dei I believe) seems to be funtioning correctly doesn't blink while starting so I don't believe it is the that.

So I'm left to think the ignition control module which is in the acn? Engine control module. From here this is getting out of my level of comfort and knowledge aswell as my buddy mechanic. I did buy the repair manual.

Any help is greatly appreciated at this point ! sorry for the paragraphs but I figured it may be helpful in diagnosis!


4xq
Posts: 375
Joined: Wed Aug 01, 2012 9:42 pm

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Its possible to throw that code in error - see the tech notes at this link: http://www.nissanhelp.com/diy/obd_codes/P0335.html

Your symptoms could be a fuel problem as well.

First, I would carefully check all your engine related fuses just to be sure. There is also a box with fuses in it behind the battery. (The engine control module is fused as well.) Occasionally aftermarket starting / alarm systems can pop fuses.

Next, give it a snort of starting fluid. If you can get it to start on that, you will need to check the fuel filter / water in gas issue, then go to checking fuel pump pressure.

If it won't start on starting fluid, then it is probably electrical. That gets more involved.

Post back after you try the steps above. Good Luck!

Km1ll3r91
Posts: 35
Joined: Sun Nov 02, 2014 10:17 am
Car: 2001 Nissan Pathfinder SE 3.5l V6 4x4

Post

Yeah I've actually done most of what your just posted the first thought was fuel pump ruled out by starting fluid and noise from the pump.

I haven't physically check the fuel pressure but first I think I should diagnose the non spark issue.

Baisly I'm pretty sure it is electrical or sensor that isn't throwing a code. I need to know every possible reason it may not be sparking. I will double check all fuses again thanks for your reply!

Km1ll3r91
Posts: 35
Joined: Sun Nov 02, 2014 10:17 am
Car: 2001 Nissan Pathfinder SE 3.5l V6 4x4

Post

Well....! I got some newsidk whether to call it good or bad here it goes

I checked all the fuses and ecsc 2 I believe it was, was blown so I replaced it and low and behold it came to life! You cant imagine the smile on my face! Then I notice I'm having to keep the engine running myself, my smile fades a bit then I smell and see a bit of smoke coming fromunder the dash electronic area! At this point I was freaking out no longer smiling!! Uhg now I suspect camshaft sensors? And what else I have no clue.... I don't planning on starting it again until I know more. Oddly the fuse I replaced didn't blow nor any others post smoking!

if anyone knows more than I do at this point I'd sure be thankful!

4xq
Posts: 375
Joined: Wed Aug 01, 2012 9:42 pm

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Ok, check the fuse you replaced and make sure it is the correct rating - probably need to make sure someone didn't use a higher rated fuse. Post back for sure what the fuse number you replaced was.

Was the smoke drivers or passengers side? Any idea what was burning?

No need to worry about camshaft sensors unless it sets a code for it.

Km1ll3r91
Posts: 35
Joined: Sun Nov 02, 2014 10:17 am
Car: 2001 Nissan Pathfinder SE 3.5l V6 4x4

Post

Well I feel like an idiot
I could have easily avoided all this!

I'm pretty sure this lead from not disconnecting the battery terminal while installing the sensor and blew the fuse! Then put the wrong fuse back in.

4xq
Posts: 375
Joined: Wed Aug 01, 2012 9:42 pm

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There are some known issues that cause idle problems. So if you still can't get it to idle, there may be more to do.

You really should not have got smoke from under the dash -

Post back if you are still having problems!

Km1ll3r91
Posts: 35
Joined: Sun Nov 02, 2014 10:17 am
Car: 2001 Nissan Pathfinder SE 3.5l V6 4x4

Post

Well I have smoothed all the major problemsouy at least i can drive it around now. But now the only problems I'm working toward is cold starts it takes about 2 - 3 times longer nothing major which is annoying because it renders my remote start useless and it blew the eccs 2 fuse I've been doin research but any help is apreciated!


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