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1994 Lexus ES 300 no spark to 3 cylinders

Tiny
TOBO1201
  • MEMBER
  • 1994 LEXUS ES 300
  • 6 CYL
  • FWD
  • AUTOMATIC
  • 175,000 MILES
I am only getting fire to the number 1, 2, & 4 cylinders
i have checked the coils & plugs and changed out the ignitor & ecu but still have same problem
the car will start and idle rough on 3 cylinders
i do have 12 volts to all the coils
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Wednesday, June 9th, 2010 AT 12:07 PM

5 Replies

Tiny
RASMATAZ
  • MECHANIC
  • 75,992 POSTS
Hi tobo1201, Welcome to 2carpros and TY for the donation

Check and test the plug wire for no.3 and also the crankshaft position sensor
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Wednesday, June 9th, 2010 AT 1:30 PM
Tiny
TOBO1201
  • MEMBER
  • 6 POSTS
I am not getting fire to 3 cylinders not just the #3 cylinder it does not have plug wires it ihas a coil for each cylinder the coils and plugs are all good
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Wednesday, June 9th, 2010 AT 8:21 PM
Tiny
RASMATAZ
  • MECHANIC
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I am only getting fire to the number 1, 2, & 4 cylinders

I thjought its only no.3 okay check and test the crankshaft positon sensor
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Wednesday, June 9th, 2010 AT 9:33 PM
Tiny
TOBO1201
  • MEMBER
  • 6 POSTS
I have already changed the camshaft sensor and I get good signal to ecu from the sensor
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Thursday, June 10th, 2010 AT 3:58 AM
Tiny
RASMATAZ
  • MECHANIC
  • 75,992 POSTS
Did you check the CPS
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Thursday, June 10th, 2010 AT 4:24 AM

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