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On a 1998 jeep cherokee it will not crank, spins over good however there is no power to the dash gauges & can not here fuel pump run

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01 Jeep grand Cherokee I have crank but no start no gauges no power at fuel pump. All fuses good under dash & hood . Turn key to on, 1st warning light low fuel. 2nd key w/ line 3rd check engine help

you used voltmeter at the pump?> or just didnt here it run
do say this...please. details, matter....
it told you low fuel is it? is the fuel gauge near "E"
why not state that first.?
dead gauges, be 1st right, smacks of gross power loss.
right>? not clear to me what no gauges means.
but the voltmeter is #1 no?

did you tests fuse that look ok. fuse that look ok can be bad.
no gauges, means all dead, no movement,
well the fuel gauge must work , does it, does it match reality?
cranks but never runs. good input there.

does not run for the jeep 3 seconds.? (ASD rules)
no 12vdc power to pump, when cranking,?
01 grand WJ jeep usa.
is the skim lamp off, the cluster lamp for SKIM security is first.
it must go out after key turn on, or it will never run, ever.
I can help.
WJ jeep
this jeep has a voltage gauge, it must read 12v keyon
if not power is lost, or battery low.
if cranks that tells me the fues blew.
skim cuts spark and fuel, not cranking btw.
2002 cluster
see that lamp 12, if stuck on car will never start but will crank.
the lamp falses if skim is not working or stays on for ******* key.
IF You can not scan a modern jeep then it can near impossible to diagnose (a hard cold fact)
IF the ASD fails to work, the PCM tells you every time
all 8 ways for it to fail.
but that takes a scan tool (any modern scanner works,)

Jan 26, 2017 | 2001 Jeep Grand Cherokee

1 Answer

How to reset jeep grand cherokee fuel pump

which engine of the many, ??????
no start but cranks ROBUSTLY right?
turns over means zero, the starter motor and engine both can TURN OVER thus , no meaning, What counts is the crank shaft spins.
called Cranking.

1: check all fuses on both boxes.
2: Is dash I/P cluster CEL lamp glowing keyon?
3: I then connect my scan tool and crank for 5 seconds, not 4 , but 5.
3A: got DTC's (errror) for CMP , CKP or spark or dead RPM?
thats 4 checks,, got them, ? yes, BINGO.
the ECU will not INJECT fuel of those are bad. ever.
there are exceptions, but those guys get lawsuits....
4: above is ok , i check spark (some do this first. sure thats makes sense , always)
5: ok I got spark on all cylinder, NO , fix that or do step 3 again.
6: i try test fuel, I spray it in and BAM it runs for 3sec, and dies.
if it dont run, are those 100k miles spark plugs long dead???? ever do tuneups, ever?
if runs 3 sec, and sound great. then you lost fueling.
i check for flooding only if spark is good.
if you get here, the story can go long play, as fueling is complex.
( no injections, leaking , clogged, ECU inputs all wrong, fuel pump dead or weak, FPreg fubar. long..... ask.)

Dec 28, 2013 | 1998 Jeep Grand Cherokee

2 Answers

I have a 1998 Jeep cherokee sport. Was driving today and it died. Now there is no spark and no power to fuel pump. Changed fuel pump today and it won't run. Recently replaced oxygen sensors too

U need to check the crankshaft position sensor. The fuel pump will only have power for 2 seconds I till it sees a crank signal. It' controls the asd relay which turns on your spark and fuel

Apr 19, 2013 | 1998 Jeep Cherokee

1 Answer

When I go to crank 2000 jeep Cherokee limited the fuel gage works sometimes and it will only run for about three seconds what's wrong?

The computer grounds the fuel pump relay for 3 seconds to boost fuel pressure on start-up. If the computer does not see oil pressure or RPM it will not continue to ground the relay.
You would need to bypass the relay and see if the pump continues to run, then check the relay and the ground signal from the computer.
The gas gauge problem may be connected or something different.
The connector at the gas tank may be faulty which would affect both the power for the pump and the fuel gauge sending unit.

Sep 21, 2012 | 2000 Jeep Cherokee

1 Answer

No power to fuel pump

How do you know you have no power?? have you dropped the fuel tank and actually checked? Do you know the pump only stays powered for 1 second unless the engine is being cranked over or it is running.

Jun 01, 2012 | 1998 Jeep Grand Cherokee

1 Answer

1996 Jeep Grand Cheroke Laredo...Ran tank low on fuel. Then after filling up would not start, while at the pump. So changed fuel start. Then changed fuel pump. Now does start and run yea! ...

Likely you did a bad thing to the tank float when working on it If so, it will need to be taken down (again) and checked. First though check that the gauge is getting power at the attachment harness (pump and power side should have a voltage pulse and good tank grounding.)

Oct 20, 2009 | 1996 Jeep Grand Cherokee

1 Answer

1998 Jeep Cherokee - Cranks, but "No Start" condition

this could be a bad pressure regulator that is what sends the signal that kicks in your relay

Jun 27, 2009 | 1998 Jeep Cherokee

3 Answers

1998 jeep grand cherokee will not start

Try resetting the asd "auto shut down fuse had a similar problem the jeep would crank but did not get spark or gas also check your fuel pump? and the asd relay may be bad it will prevent the jeep from getting no spark and will not fire some jeeps have security problems

Jun 25, 2009 | 1998 Jeep Grand Cherokee

1 Answer

Jeep will crank but wont start also fuel guage not working

Will it try to start if you spray some carb cleaner in the throttle body? If so you need to check fuel pressure and if low, power to the fuel pump while cranking, the gauge not working could be a seperate issue. Could it be that the car is out of gas since the gauge doesn't work? Just asking. If so you may just need a sending unit. If you end up needing a fuel pump, you'll get a sender with it. I've never seen a sender and a pump go out at the exact same time, the use two different circuit's. The ECM really doesn't have any thing to do with the fuel gauge on this car.

Oct 16, 2008 | 1998 Jeep Cherokee Grand 2WD

1 Answer

No fuel presure and no spark, fuses and relays check out,mechanic checked fuel pump,it is okay,fuel gauge will not read when key is on,will crank but no fire

if the cam or crank sensor are bad it will prevent the shutdown relay from sending out power ,,,hence no spark or fuel pressure

Jul 25, 2008 | 1998 Jeep Cherokee

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