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86-95 Trucks & 4Runners 2nd/3rd gen pickups, and 1st/2nd gen 4Runners with IFS

Whats wrong?

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Old Feb 17, 2013 | 08:13 AM
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Whats wrong?

Hey yotatech, I'm having a problem starting my 90 4runner I thought that maybe it was the battery so I got a new battery, hooked it up Nd turned the key, it just won't turn over on the first try. Then I turn key again and it starts right up. Fuel pump? Or something else? Help!
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Old Feb 17, 2013 | 10:41 AM
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sounds like a relay or ignition problem
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Old Feb 17, 2013 | 03:43 PM
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What do you mean by "won't turn over"?
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Old Feb 17, 2013 | 03:55 PM
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motor ???

what does the first turn of the key do?? click click or nothing
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Old Feb 17, 2013 | 04:53 PM
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It wants to start. It seems like its not getting fuel.
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Old Feb 17, 2013 | 04:58 PM
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spray some starting fluid in it to see if it starts. If it does you have a fuel problem. if not you have an electrical problem. and what motor do you have???
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Old Feb 17, 2013 | 05:08 PM
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3.0 v6 3vze
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Old Feb 17, 2013 | 05:26 PM
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when you turn the key can you hear the fuel pump running in the tank? it will cycle on for about 5 seconds each time the key turns on. When is the last time you changed the fuel filter??
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Old Feb 17, 2013 | 08:42 PM
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Originally Posted by bone collector
when you turn the key can you hear the fuel pump running in the tank? it will cycle on for about 5 seconds each time the key turns on. When is the last time you changed the fuel filter??
I've been corrected for saying that before, your turn

The engine has to suck some air thru the AFM to switch on the pump, it's not activated by the key turned to ON.

What happens if you crank for a little bit longer or depress the gas pedal while starting?

There are three places the fuel pressure could be leaving the rail while sitting the pump it's self, the pressure regulator, or thru the injectors.
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Old Feb 18, 2013 | 07:14 AM
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If I crank it a little longer and give it a little fuel it wi usually start but not all the time. Probably 70% of the time
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Old Feb 18, 2013 | 07:16 AM
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Cranking it a little longer while giving a little gas will start it about 70% of the time. If it doesn't I just turn the key to lock then crank again and it will start right up.
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Old Feb 18, 2013 | 07:21 AM
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When it catches, does it sputter at a low RPM or does it idle normally? ~ 750RPM
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Old Feb 18, 2013 | 07:21 AM
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Originally Posted by Co_94_PU

I've been corrected for saying that before, your turn

The engine has to suck some air thru the AFM to switch on the pump, it's not activated by the key turned to ON.

What happens if you crank for a little bit longer or depress the gas pedal while starting?

There are three places the fuel pressure could be leaving the rail while sitting the pump it's self, the pressure regulator, or thru the injectors.
Cranking it a little longer while giving a little gas will start it about 70% of the time. If it doesn't I just turn the key to lock then crank again and it will start right up.
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Old Feb 18, 2013 | 07:22 AM
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Originally Posted by Co_94_PU

I've been corrected for saying that before, your turn

The engine has to suck some air thru the AFM to switch on the pump, it's not activated by the key turned to ON.

What happens if you crank for a little bit longer or depress the gas pedal while starting?

There are three places the fuel pressure could be leaving the rail while sitting the pump it's self, the pressure regulator, or thru the injectors.
Originally Posted by Co_94_PU

I've been corrected for saying that before, your turn

The engine has to suck some air thru the AFM to switch on the pump, it's not activated by the key turned to ON.

What happens if you crank for a little bit longer or depress the gas pedal while starting?

There are three places the fuel pressure could be leaving the rail while sitting the pump it's self, the pressure regulator, or thru the injectors.
Cranking it a little longer while giving a little gas will start it about 70% of the time. If it doesn't I just turn the key to lock then crank again and it will start right up.
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Old Feb 18, 2013 | 07:24 AM
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Cranking it a little longer while giving a little gas will start it about 70% of the time. If it doesn't I just turn the key to lock then crank again and it will start right up
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Old Feb 18, 2013 | 07:25 AM
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Yes, you've told us that 5 times now. . .
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Old Feb 18, 2013 | 07:28 AM
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Originally Posted by StewsRunner
Yes, you've told us that 5 times now. . .
Lol sorry my app was being retarded. It does sputter for a couple seconds then goes to a Nola idle.
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Old Feb 18, 2013 | 07:33 AM
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Normal
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Old Feb 18, 2013 | 07:34 AM
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So you could possibly be getting too much fuel. Does it start any better when it has been sitting for a long time? ie. First start, after school/work etc. If so, it may be the Cold Start Injector being stuck open, or the CSI time switch or Engine coolant temp sensor. They all in a way, decide how much fuel the engine needs and if they are faulty, you can flood your engine. Check those.

It could also. possibly, be the Fuel Pressure regulator. . Does it ever stall at stop lights or when you turn the AC on?

The sputter, to me, suggests a fuel related issue. HOWEVER, something you should do that I have not read yet is check for codes!
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Old Feb 18, 2013 | 07:41 AM
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It never stalls at lights or stop signs. It will start up first try, sometimes like 30% of the time. Ill check those and check codes.
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