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car does not start when i turn the the key

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Old Jul 18, 2012 | 02:04 PM
  #1  
z91bowtie1's Avatar
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From: Chicago
Car: 91 Z28 convertible
Engine: 96 LT1 5.7
Transmission: t5 5speed
Axle/Gears: 3.73 gears
car does not start when i turn the the key

Hey everyone i have a problem with starting my car. it has been an on going problem. first off i just finished checking and rewiring my car which i thought was the problem. by the way my car is a 91 z28 convertible with a 96 lt1 in it. it has new starter, alternator and new battery. when i try to start the car i push the clutch in and i get a clicking like the car battery is drianed. the battery has always been on a battery tender charger. when i had this problem before i would turn the key it would click a few times but it would start. now it just clicks and does nothing. so what i did was buy a remote hand start trigger turned the key to the on position hooked up the remote to starter pulled the trigger car fired right up. now the car has been off the charger for the last three weeks since rewiring it and it started right up with the remote starter. i tryed to start it with out remote start and nothing just click click click?????? so could it be the clutch switch, the key switch or ignition coil. any help please thank you
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Old Jul 18, 2012 | 05:20 PM
  #2  
z91bowtie1's Avatar
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From: Chicago
Car: 91 Z28 convertible
Engine: 96 LT1 5.7
Transmission: t5 5speed
Axle/Gears: 3.73 gears
Re: car does not start when i turn the the key

just changed clutch switch and still click click click
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Old Jul 18, 2012 | 06:16 PM
  #3  
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Re: car does not start when i turn the the key

Clean the battery cable ends, both at the battery and the other end as well
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Old Jul 18, 2012 | 09:29 PM
  #4  
z91bowtie1's Avatar
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From: Chicago
Car: 91 Z28 convertible
Engine: 96 LT1 5.7
Transmission: t5 5speed
Axle/Gears: 3.73 gears
Re: car does not start when i turn the the key

i forgot to say i replaced the positive and negative cables with new ones
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Old Jul 19, 2012 | 12:39 AM
  #5  
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From: Sydney, Australia
Car: '86 TA
Engine: '74 350
Transmission: 700r4
Axle/Gears: 2.77
Re: car does not start when i turn the the key

Is the large neg batt cable bolted straight to the engine somewhere, eg block, head?
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Old Jul 19, 2012 | 05:11 AM
  #6  
z91bowtie1's Avatar
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From: Chicago
Car: 91 Z28 convertible
Engine: 96 LT1 5.7
Transmission: t5 5speed
Axle/Gears: 3.73 gears
Re: car does not start when i turn the the key

Yes its in the stock location on the passenger lower side of the block.
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Old Jul 19, 2012 | 05:42 AM
  #7  
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Re: car does not start when i turn the the key

Not the clutch switch or ignition switch.

Measure the voltage at the batt terminals with your voltmeter, while trying to start it. Tell us what that is. In particular, if it drops ALOT at the instant of each click, or if it stays the same throughout the whole experience.
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Old Jul 19, 2012 | 01:31 PM
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Re: car does not start when i turn the the key

sounds like a bad connection or wire on the start loop ... one wire comes from the battery connection on the starter (orange) , goes through the key (multi-switch under dash) switch and returns to the starter activation terminal (purple?) ... I think sometimes there's a fusable link on there too ? .... your "jump starter" leads me to believe its a bad wire .. since your jumper is probably hooked to the same exact locations on the starter ...
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Old Jul 19, 2012 | 09:11 PM
  #9  
z91bowtie1's Avatar
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From: Chicago
Car: 91 Z28 convertible
Engine: 96 LT1 5.7
Transmission: t5 5speed
Axle/Gears: 3.73 gears
Re: car does not start when i turn the the key

well i checked the three orange wires with the fusible link. i used a light probe and it lit up on both sides of the fuse. i also tested the battery again. before i started it was12.83. when i cranked it it was 11.96 so the battery is fine. i turned the key about 10 times and it started tryed again and nothing. the multi switch under dash is that the clutch switch your talking about?

Last edited by z91bowtie1; Jul 20, 2012 at 01:13 PM.
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Old Jul 19, 2012 | 09:38 PM
  #10  
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From: Sydney, Australia
Car: '86 TA
Engine: '74 350
Transmission: 700r4
Axle/Gears: 2.77
Re: car does not start when i turn the the key

14V on a quiescent battery is oddly high - sure your meter's reading right?

If so, maintaining 12.45V when cranking seems a little high to me, would expect the starter to load the batt down to 9-11V, something like that. Still sounds like the starter isn't able to draw full required current, ie cable, terminal, or starter problem.
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Old Jul 19, 2012 | 10:32 PM
  #11  
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From: Chicago
Car: 91 Z28 convertible
Engine: 96 LT1 5.7
Transmission: t5 5speed
Axle/Gears: 3.73 gears
Re: car does not start when i turn the the key

il recheck the battery and let you know
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Old Jul 20, 2012 | 09:49 AM
  #12  
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Re: car does not start when i turn the the key

the key moves a lever down the column to a switch with about 20 wires going into it ... that's the multiswitch ...
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Old Jul 20, 2012 | 01:12 PM
  #13  
z91bowtie1's Avatar
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From: Chicago
Car: 91 Z28 convertible
Engine: 96 LT1 5.7
Transmission: t5 5speed
Axle/Gears: 3.73 gears
Re: car does not start when i turn the the key

ok did the battery test again and battery with out turning it over 12.83 and turning it over 11.96
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Old Jul 20, 2012 | 01:55 PM
  #14  
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From: Syracuse, NY
Car: 91, Z28
Engine: 5.7 TPI on ZZ4 long block
Transmission: T56
Axle/Gears: 3.73 posi
Re: car does not start when i turn the the key

Who knows where to go with the multiswitch operation. I have the same no start problem. I have installed a push button across the starter which works with the ignitional "on". Starter will not engage when key turned to the start position that is why I'm thinking my problem is in the multiswitch.
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Old Jul 21, 2012 | 09:24 PM
  #15  
z91bowtie1's Avatar
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From: Chicago
Car: 91 Z28 convertible
Engine: 96 LT1 5.7
Transmission: t5 5speed
Axle/Gears: 3.73 gears
Re: car does not start when i turn the the key

Hey cleanwater7 i found this page about the multiswitch on this site. hope thi helps out

https://www.thirdgen.org/forums/post...71-post19.html

im still working on it. il be checking this switch next
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Old Jul 21, 2012 | 10:21 PM
  #16  
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From: Not in Kansas anymore
Car: 82 Z28
Engine: 383 SP EFI/ 4150 TB
Transmission: T400
Axle/Gears: QP 9" 3.73
Re: car does not start when i turn the the key

Originally Posted by z91bowtie1
found this page about the multiswitch on this site..l be checking this switch next
If your starter is clicking the switch or wiring to it is not your problem
It could be if you had no noise from the starter
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Old Jul 21, 2012 | 10:24 PM
  #17  
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From: Not in Kansas anymore
Car: 82 Z28
Engine: 383 SP EFI/ 4150 TB
Transmission: T400
Axle/Gears: QP 9" 3.73
Re: car does not start when i turn the the key

Originally Posted by cleanwater7
I have the same no start problem. Starter will not engage when key turned to the start position
that is why I'm thinking my problem is in the multiswitch.
So the contacts are faulty in the switch (for the starter operation) or the switch is out of adjustment
Check for 12V on the heavy yellow wire to the starter when switch in START position
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Old Jul 24, 2012 | 04:19 PM
  #18  
z91bowtie1's Avatar
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From: Chicago
Car: 91 Z28 convertible
Engine: 96 LT1 5.7
Transmission: t5 5speed
Axle/Gears: 3.73 gears
Re: car does not start when i turn the the key

Well guys i did the test on the on the multi switch. I actualy took it apart cleaned it put back together and nothing. still clicking i also checked the ignition relay its working fine and before i forget i did test the thick yellow wire going to the mult switch and there is power going to it. I might go with push button start. im out of options
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Old Jul 24, 2012 | 05:00 PM
  #19  
z91bowtie1's Avatar
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From: Chicago
Car: 91 Z28 convertible
Engine: 96 LT1 5.7
Transmission: t5 5speed
Axle/Gears: 3.73 gears
Re: car does not start when i turn the the key

here are some pics
Attached Thumbnails car does not start when i turn the the key-20120724_114342.jpg   car does not start when i turn the the key-20120724_130001.jpg   car does not start when i turn the the key-20120724_130311.jpg  
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Old Jul 24, 2012 | 10:48 PM
  #20  
TreeFiddy's Avatar
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From: Sydney, Australia
Car: '86 TA
Engine: '74 350
Transmission: 700r4
Axle/Gears: 2.77
Re: car does not start when i turn the the key

Originally Posted by vetteoz
If your starter is clicking the switch or wiring to it is not your problem
It could be if you had no noise from the starter


Edit: It may or may not be Cleanwater's problem.
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Old Jul 25, 2012 | 07:03 AM
  #21  
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From: Syracuse, NY
Car: 91, Z28
Engine: 5.7 TPI on ZZ4 long block
Transmission: T56
Axle/Gears: 3.73 posi
Re: car does not start when i turn the the key

Z91Bowtie1;

Thanks, actually what I did was add a starter solenoid to the setup. Napa #MPE ST82SB. Attached it to one of the oil pan bolts next to starter. Run a piece of #8 wire from the Bat side of starter to one pole of the solenoid. Remove the purple wire from the starter coil and Run a #8 wire from the other pole on the coil to the starter coil where the purple wire was. Attach the purple to the (S) pole on the solenoid. (I) pole is not used. The attachment plate is the ground to the engine. I also have had a push button so those leads remained on the coil and Bat connection on the starter for any future emergency. Works perfectly. Old wires and heat, just too much resistance to pull in starter coil, but enough to pull in the Napa coil.
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Old Aug 2, 2012 | 10:35 PM
  #22  
z91bowtie1's Avatar
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Posts: 188
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From: Chicago
Car: 91 Z28 convertible
Engine: 96 LT1 5.7
Transmission: t5 5speed
Axle/Gears: 3.73 gears
Re: car does not start when i turn the the key

Hey clearwater 7 i put the solenoid on and the car fired right up. And thanks for everybodys help really appreciate.

Last edited by z91bowtie1; Aug 2, 2012 at 10:41 PM.
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