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1999 Isuzu Trooper - Page 4 Questions & Answers
Went from driving just fine parked it came out to a no start situation used jumper box fired rite up 1st time have problem can alternator go out with out any waRNING signs?
it is possible for a altenator to go like that , how ever it ould be the battery has failed as well. the best way to diagnose a charging or electrial issue is with the use of a simple multimeter. set the multimeter to the 20v dc scale with no engine running put the red probe to the positive of the battery and the black to the negative terminal the multimeter should read some where over 12v consider the car isn't running so the altenator at this stage is doing nothing. start the vehicle in park or neutral with hand brake on and peform the same procedure. ideal voltage with engine running would be 13.6 to 14.5 with no head lights on . this is a very simple test to establish if the altenator is in fact at the cause of the problem, if the altenator is operating in that range it is fair to say it is working fine. if the voltage is reading over and high 15v the voltage regulator has packed it in and now the battery is at risk of being cooked from over charging, there are a lot more complexed tests that can be peformed but this should get the answer of whats going on. hope you find this helpful.
Transmission
A/T
or M/T
we can never guess the transmission options. on MOST cars.
some have 2, other 3 ,4 and more.
know what you have first , the post that and ask questions.
know what engine
and what trans,
in the usa the engine is easy, see hood sticker, it states the engine right there,
Isuzu Trooper 3.0D DOHC 4JX1
you need to set the timing to top dead centre and the flywheel has a little knotch in it set that at 6 oclock will start then
Cut fuel at quatter tank
Your fuel pump sounds like it has gone bad. It does not have enough power/life left to pump lower amounts out of the tank.
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