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Car misfiring.
Having your code is a great asset in helping us narrow down the information on the issue your Isuzu Trooper is experiencing! When you notice random misfires in your vehicle, this means that the engine is detecting misfires in two...
Cranking, but not starting
Hi there. In order for a vehicle to start three things are necessary. Fuel, air, and spark. If one of these three are absent your vehicle will not start. A certified mechanic from YourMechanic can be sent to your residence...
Car popping and dying.
The two most common causes on this vehicle for stalling and will not restart for a while is the ignition system and the fuel pump. You say you changed the coils so they might be able to be eliminated. The...
Transmission making noise
A transmission has many parts both mechanical and electronic. If your transmission is making noises, it is going to need internal work done to it. A rebuild will fix the issue with the transmission. As for the ABS Light being...
Gas leaking out of car
Hi. If fuel is leaking from your vehicle, I would recommend you stop driving the vehicle immediately, and have it serviced as soon as possible. Gasoline is highly flammable, and driving a vehicle that is leaking gasoline is very unsafe....
Vehicle won't start after fuel injector replacement
If the vehicle was running before you changed the fuel injectors, the issue may be with the installation. It is possible that the injectors were not installed properly, the harness connection was not reattached correctly, the injectors not seated in...
Advice on what makes of bullbars
Hello there, 1991 was the year that the Trooper was updated. This update changed the body style and dimensions. The answer would depend on what generation yours is, and the make of the bull bar. Some are made for specific...
Car not starting
Hello! There are a few likely causes to your no start condition. I strongly suggest that a technician check the spark plugs and their related components, such as the wires and distributor. It is likely that they suffer from oil...
Can't find the little hole that releases the key cylinder to take it out.
The key cylinder is not removable and is replaced as an assembly only. You have to remove the multi-function switch first then remove the bolts holding on the ignition lock assembly. If you need guidance on your ignition repair, a...
Car overheating, rust-like residue leaking out
The engine may have a head gasket leak. The residue you see is from the combustion from the engine getting into the radiator cooling system. A combustion test done on the radiator should be done to see if you have...
Rebuilt transmission shuddering
Take the 2000 Isuzu Trooper back to the rebuilder since they should have a 12,000 mile 12 month warranty on the repairs. They should honor the warranty for you since your car is under mileage. The possible problem in this...
Check light keeps blinking Isuzu Trooper V6-3.5L
The Check Engine Light under the TOD is the indicator that there is a problem in the 4WD and transmission system. Your 4WD or transmission system has diagnostic capabilities to test and get codes out. You may need to have...
Car suddenly shut off, fuel expelled on the filter
I suspect you have fuel pressure on your 2000 Isuzu Tropper, but the engine potentially died for another reason - perhaps for running low on oil since you mention that you need to add oil all the time. You will...
Rough idling, hard shifting and shuddering at the highway
Thanks for writing in about your 2002 Isuzu Trooper. The rough idle may be due to the fuel injection system being dirty or having an engine vacuum leak causing a lean condition. The hard shifting and shuttering with the chirping...
The headlights wont shut off and the horn keep honking when I turn them on.
It sounds like you have a rubbed through wiring harness or two. All the components you mentioned are switched on the ground side. That means if there is a short to ground on the switch side before the relay, then...
Car slowly lost power
Hello, there are two possibilities for why your truck is doing this. The first possibility is that your catalytic converter is severely clogged. If this is the problem, the car will start, but once the catalytic converter reaches operating temperature...
Fan pully won't line up after doing new head gaskets
Hi there. You need to make sure the crankshaft pulley is put on all the way. The front crank pulley should be very close to the front timing cover. If it is on all the way, then you either have...
Engine starts but dies after 3-5 seconds
Hi there. This can be caused by a fuel rail pressure sensor, but most of the time when this code comes up it is because the fuel pump has failed. A fuel pump will fail much more often then this...
Misfire but when get up to 60 to 70 miles and hour, it runs smooth
Hi there. When I get these readings during an emissions test I usually start by checking the fuel pressure. A lean running condition from a weak fuel pump will cause this. If the fuel pump is fine, then I install...

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