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Electronic spark control

Tiny
SHADOW1265
  • MEMBER
  • 1993 CHEVROLET TRUCK
  • V8
  • 4WD
  • AUTOMATIC
1993 chevy k1500.5.7 just replaced engine and have code 43 esc. Or sensor fault.I have replaced knock sensor, ing. Module, cap, rotor, coil, &ecm.I have run every wire from engine to ecm with a meter all check good. Have checked all grounds. Timing @0tdc with wire disconected & it advances when reconnected. Help please. Dont have much hair left.
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Sunday, December 12th, 2010 AT 12:04 AM

3 Replies

Tiny
SATURNTECH9
  • MECHANIC
  • 30,869 POSTS
I can get you the trouble tree for that code but need to know if you have a electronic transmission or not?
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Wednesday, December 15th, 2010 AT 9:53 PM
Tiny
SHADOW1265
  • MEMBER
  • 8 POSTS
Yes it has 4l60e.I already have the trouble tree from mitchell on demand. Turns out I may have been the victim of good parts pepole. Knock sensor was wrong one. But thanks for the reply.
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Thursday, December 16th, 2010 AT 4:45 AM
Tiny
SATURNTECH9
  • MECHANIC
  • 30,869 POSTS
Glad to hear you got it figured out that's what we like to hear.
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Thursday, December 16th, 2010 AT 4:02 PM

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