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2005 Navigator WILL NOT START w/KEY No Crank w/KEY and NO THRUST POWER
- jbinstructor27
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7 years 9 months ago #21654
by jbinstructor27
Nav "Smooth Ride"
2005 Navigator WILL NOT START w/KEY No Crank w/KEY and NO THRUST POWER was created by jbinstructor27
2005 Navigator WILL NOT START w/KEY No Crank w/KEY and NO THRUST POWER
HELP HELP PLEASE 05 Nav WILL NOT START and NO THRUST POWER
I have an 05 Navigator that was running well, HECK I just came for WACO a day before this happened.
The last drive was a short drive to the store. On the was back I ran over a railroad track
that was bumpy as HECK. SOON after rolling over this bumpy bumpy ride(I did not slow down much)
thought I could roll right over.
After rolling over the tracks I lost power, tapped on the gas but no go, I could only go about 5-7 miles per
hour, SLOW for about 1 block til I got to my house. That's when I cut the engine.
I noticed that the "check AdvanceTrac" symbol came on solid after I went over the train tracks.
NOW I just won't say any thing when I attempt to turn the key to turn it on.
THINGS I HAVE VERIFIED:
The Battery - All lights come on, the horn honks, the lights in the cab do not go dim with attempting to start. (NEW BATTERY as of 06/20/18)
The starter - I ran a wire from the starter solenoid(thin wire) to the positive of the battery - it started with
low idle but with no thrusting power. I put it in gear and it goes very slow forward and backward.
I thought it may be the collision air bag sensor. I read somewhere that it might be in collision mode....I don't
know Im reaching.
I'm also reaching out to all who might know what I can do to DIY and or who might have a resolution, solution,
and just plain old FIX.
Here is a link to what it is doing:
No start no crank vid:
Start with starter on pos post vid:
HELP HELP PLEASE 05 Nav WILL NOT START and NO THRUST POWER
I have an 05 Navigator that was running well, HECK I just came for WACO a day before this happened.
The last drive was a short drive to the store. On the was back I ran over a railroad track
that was bumpy as HECK. SOON after rolling over this bumpy bumpy ride(I did not slow down much)
thought I could roll right over.
After rolling over the tracks I lost power, tapped on the gas but no go, I could only go about 5-7 miles per
hour, SLOW for about 1 block til I got to my house. That's when I cut the engine.
I noticed that the "check AdvanceTrac" symbol came on solid after I went over the train tracks.
NOW I just won't say any thing when I attempt to turn the key to turn it on.
THINGS I HAVE VERIFIED:
The Battery - All lights come on, the horn honks, the lights in the cab do not go dim with attempting to start. (NEW BATTERY as of 06/20/18)
The starter - I ran a wire from the starter solenoid(thin wire) to the positive of the battery - it started with
low idle but with no thrusting power. I put it in gear and it goes very slow forward and backward.
I thought it may be the collision air bag sensor. I read somewhere that it might be in collision mode....I don't
know Im reaching.
I'm also reaching out to all who might know what I can do to DIY and or who might have a resolution, solution,
and just plain old FIX.
Here is a link to what it is doing:
No start no crank vid:
Start with starter on pos post vid:
Nav "Smooth Ride"
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- Ninjaxchicken
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7 years 9 months ago - 7 years 9 months ago #21657
by Ninjaxchicken
Replied by Ninjaxchicken on topic 2005 Navigator WILL NOT START w/KEY No Crank w/KEY and NO THRUST POWER
I dnt know if you can follow a diagram but heres the starting diagram for you car... what i do recommend is dropping it down into neutral and see if itll crank that way.. otherwise lookover this diagram and check the fuses involved
Last edit: 7 years 9 months ago by Ninjaxchicken. Reason: Added image
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- JustJuan
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7 years 9 months ago - 7 years 9 months ago #21661
by JustJuan
Replied by JustJuan on topic 2005 Navigator WILL NOT START w/KEY No Crank w/KEY and NO THRUST POWER
The starter relay (see picture) should have constant power on pin 30, constant ground on pin 87, power on pin 85 when ignition is in start position. The ground on pin 86 is provided by the PCM (why is ground provided by PCM? Maybe ignition is being affected by some input to PCM? Not sure about this)
So when key is in the start position, the starter relay should have two power feeds (on pin 30 and 85) and two grounds (pin 87 and 86)
Pull out starter relay, take a test light to ground, set ignition to start position (probably need someone to hold it in that position), and check each terminal from where the starter relay was in. Two pins should have power.
Now connect test light to battery and do the same thing with ignition in start position, you should have two grounds.
The ABS tells PCM, and PCM can control engine timing and injector pulse. Maybe ABS is malfunctioning, try pulling out the ABS Control Module fuse (see picture)
Oh, and do you have any trouble codes?
So when key is in the start position, the starter relay should have two power feeds (on pin 30 and 85) and two grounds (pin 87 and 86)
Pull out starter relay, take a test light to ground, set ignition to start position (probably need someone to hold it in that position), and check each terminal from where the starter relay was in. Two pins should have power.
Now connect test light to battery and do the same thing with ignition in start position, you should have two grounds.
The ABS tells PCM, and PCM can control engine timing and injector pulse. Maybe ABS is malfunctioning, try pulling out the ABS Control Module fuse (see picture)
Oh, and do you have any trouble codes?
Last edit: 7 years 9 months ago by JustJuan.
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- jbinstructor27
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7 years 9 months ago - 7 years 9 months ago #21736
by jbinstructor27
Nav "Smooth Ride"
Replied by jbinstructor27 on topic 2005 Navigator WILL NOT START w/KEY No Crank w/KEY and NO THRUST POWER
Thanks. I'm working on this I'll post as soon as I'm done or find any change, after 14 days of no change this is getting monotonous.
Nav "Smooth Ride"
Last edit: 7 years 9 months ago by jbinstructor27. Reason: Mis spelling
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