Engine Cranking But Won’t Start. Plz help
#1
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Need help with this ASAP as it’s currently stuck in a parking garage.
I’ve been occasionally driving this a few miles every week for the last month or so. Haven’t had any issues until the first time I park it away from home.
It’s been running fine with no engine codes. Then after driving a few miles today and leaving it parked for about 3 hours, it cranks but won’t start.
Battery is fine and I had someone help jump it - nothing. It just cranks and nothing happens. I connected an OBD reader and have the following pending codes:
P0447
P1668
P0300
P0301
Any ideas to at least get it started and limp it home? Thanks
I’ve been occasionally driving this a few miles every week for the last month or so. Haven’t had any issues until the first time I park it away from home.
It’s been running fine with no engine codes. Then after driving a few miles today and leaving it parked for about 3 hours, it cranks but won’t start.
Battery is fine and I had someone help jump it - nothing. It just cranks and nothing happens. I connected an OBD reader and have the following pending codes:
P0447
P1668
P0300
P0301
Any ideas to at least get it started and limp it home? Thanks
#5
#7
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Having experienced a similar situation that extended to 6 months without vehicle, yes, you should be looking first into the CRANKSHAFT POSITION SENSOR (CSP); you'll find plenty write-ups regarding it here in the forum.
It is something you can replace yourself without having to lift the truck or using any special tools; you just need to be able to reach into a very tight spot, and work mostly with left hand by feel. Unplugging and pluging a new back will be the hardest part, if the connectors are not seated where they should be. The sensor is located on driver's side of engine, towards bottom rear left area of it; if you crawl underneath with feet towards rear of truck, and position your head underneath, between firewall and engine, you'll see a small white oil filter-like thing above exhaust pipes, that's the cover you'll need to remove first to access it. Like I said, you'll be mostly working with left hand, so if you're lefty with rather skinny arms and small hands, it would be best. It sounds like a hassle, but it is doable. But you can also securely lift the truck for a bit more clearance.
You could search for my write-up, but in my case things got complicated. I initially not only changed the CSP sensor (used a Bosch brand, the mostly recommended, and same as original), but ended up replacing coil packs, plugs and wires to be safe. My battery was relatively new, so left it. But after replacing all that, and giving my truck a couple jumps, it came to life. It ran for 20 days or so until it shut off again at a stop light, and failed to start again since.
After not being able to get it to run again, a month or 2 later took it to a mechanic that was able to patiently work on it, and test from fuel to every possible culprit that would make an engine crank but not start; when he was about to give up, he suggested I replaced the cabin fusebox, and that got it running again, and have been since.
I tell you this because hopefully in your case it'll be just the sensor that needs replacement, but be prepared in case the issue persists, and you would have to look amongst possible suspects. Good luck, we'll be rooting for you.
It is something you can replace yourself without having to lift the truck or using any special tools; you just need to be able to reach into a very tight spot, and work mostly with left hand by feel. Unplugging and pluging a new back will be the hardest part, if the connectors are not seated where they should be. The sensor is located on driver's side of engine, towards bottom rear left area of it; if you crawl underneath with feet towards rear of truck, and position your head underneath, between firewall and engine, you'll see a small white oil filter-like thing above exhaust pipes, that's the cover you'll need to remove first to access it. Like I said, you'll be mostly working with left hand, so if you're lefty with rather skinny arms and small hands, it would be best. It sounds like a hassle, but it is doable. But you can also securely lift the truck for a bit more clearance.
You could search for my write-up, but in my case things got complicated. I initially not only changed the CSP sensor (used a Bosch brand, the mostly recommended, and same as original), but ended up replacing coil packs, plugs and wires to be safe. My battery was relatively new, so left it. But after replacing all that, and giving my truck a couple jumps, it came to life. It ran for 20 days or so until it shut off again at a stop light, and failed to start again since.
After not being able to get it to run again, a month or 2 later took it to a mechanic that was able to patiently work on it, and test from fuel to every possible culprit that would make an engine crank but not start; when he was about to give up, he suggested I replaced the cabin fusebox, and that got it running again, and have been since.
I tell you this because hopefully in your case it'll be just the sensor that needs replacement, but be prepared in case the issue persists, and you would have to look amongst possible suspects. Good luck, we'll be rooting for you.
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JohnZo (01-03-2022)
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