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JOHN aka Eauto
JOHN aka Eauto, The Car Guy
Category: Chevy
Satisfied Customers: 16286
Experience:  ase tech
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How do I get my check engine light off and my engine to stop

Customer Question

how do I get my check engine light off and my engine to stop shaking
Submitted: 1 year ago.
Category: Chevy
Expert:  JOHN aka Eauto replied 1 year ago.

have you pulled codes?

Customer: replied 1 year ago.
Expert:  JOHN aka Eauto replied 1 year ago.

and? can you give me more info so we can attempt to sort it out?

Customer: replied 1 year ago.
the engine shakes at idle some times stops when idleing in gear and the rpms are up and down when in gear some times when i excellerate and take my foot off the peddle I get a quick jurk like a miss fire
Expert:  JOHN aka Eauto replied 1 year ago.

have you started with primary ignition? what are the codes?

Customer: replied 1 year ago.
I replaced ignition parts I misplaced the codes give me a minute and I will see if I can find them
Expert:  JOHN aka Eauto replied 1 year ago.

k

Customer: replied 1 year ago.
po102 po340 I replaced mass air flow sensor
Expert:  JOHN aka Eauto replied 1 year ago.

have you replaced the cam sensor yet?

Customer: replied 1 year ago.
no
Expert:  JOHN aka Eauto replied 1 year ago.

thats the next step

Customer: replied 1 year ago.
could that cause all of that
Expert:  JOHN aka Eauto replied 1 year ago.

yup its usually the cam sensor or the distributor itself

REMOVAL PROCEDURE

  1. Disconnect the negative battery cable.
  2. Disconnect the electrical connector from the camshaft position sensor.
  3. Remove the camshaft position sensor retaining screw.
  4. Remove the camshaft position sensor.

INSTALLATION PROCEDURE

  1. Install the camshaft position sensor.
  2. Install the camshaft position sensor retaining screw, torque to 4-6 Nm (35-53 lb. in.) .
  3. Connect the electrical connector
Expert:  JOHN aka Eauto replied 1 year ago.

Please remember to only rate my service when you are satisfied. IF you feel the need to rate "Poor Service" or "Bad Service", please stop and reply to me via the REPLY TO EXPERT button with the issue you have. I will be happy to continue further and do everything I can to provide you with the service you seek.
I am not paid unless I get a rating of 3 to 5 Stars/Smiley Faces. As always I'm happy to provide my time/service & resources so If I have helped you with your question, please give me an appropriate rating so that I get credit for helping you. Thank you and good luck with your vehicle!

Customer: replied 1 year ago.
ok I will go and get it now How can I get back to you if that does not do it. I understand ratings I am rated in my business too and I hate it when I give good service and don't get the proper rating but so far I maintain five stars.
Expert:  JOHN aka Eauto replied 1 year ago.

just respond here

Customer: replied 1 year ago.
ok no power at connection
Expert:  JOHN aka Eauto replied 1 year ago.

what connection

Customer: replied 1 year ago.
no 12v at cam position sensor
Expert:  JOHN aka Eauto replied 1 year ago.

check for

  • Backed out terminals.
  • Improper mating.
  • Broken locks.
  • Improperly formed or damaged terminals.
  • Poor terminal to wiring connections.

Or
Physical damage to the wiring harness.

Customer: replied 1 year ago.
no power at ign-e ecm-1 eng-1 what is the next step to get the power there
Expert:  JOHN aka Eauto replied 1 year ago.

at the ecm?

Customer: replied 1 year ago.
is there a relay controling that complete line
Customer: replied 1 year ago.
what about the ecm
Expert:  JOHN aka Eauto replied 1 year ago.

no you need to trace the wire to the ecm...

Customer: replied 1 year ago.
is the ecm not sending the power to the fuse center
Expert:  JOHN aka Eauto replied 1 year ago.

is there power going in or out from that fuse?

Customer: replied 1 year ago.
no there are three of them in a row with no power at all
Expert:  JOHN aka Eauto replied 1 year ago.

is the fuse box corroded?

Expert:  JOHN aka Eauto replied 1 year ago.

what are the 3

Customer: replied 1 year ago.
no corrosion visible on top the three are ign3 10a, ecm-120a, eng-120a
Customer: replied 1 year ago.
sorry there should be a space between the ones and the 20s
Expert:  JOHN aka Eauto replied 1 year ago.

and your checking this with it running?

Customer: replied 1 year ago.
no there is no power at the position connector sensor so I did not install the new sensor
Expert:  JOHN aka Eauto replied 1 year ago.

its not gonna have power unless its running

Customer: replied 1 year ago.
ok I will check it once I get it installed
Expert:  JOHN aka Eauto replied 1 year ago.

k

Expert:  JOHN aka Eauto replied 1 year ago.

Please remember to only rate my service when you are satisfied. IF you feel the need to rate "Poor Service" or "Bad Service", please stop and reply to me via the REPLY TO EXPERT button with the issue you have. I will be happy to continue further and do everything I can to provide you with the service you seek.
I am not paid unless I get a rating of 3 to 5 Stars/Smiley Faces. As always I'm happy to provide my time/service & resources so If I have helped you with your question, please give me an appropriate rating so that I get credit for helping you. Thank you and good luck with your vehicle!