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The check engine light is on for mass air flow

Tiny
OGLIKELE
  • MEMBER
  • 1998 LEXUS GS 400
  • 200,000 MILES
I changed engine and now the vsc light is on. Changed mass air flow and code still remains.

In park or nuetral car pulls back at 3000the rpm
Wednesday, February 29th, 2012 AT 10:00 PM

9 Replies

Tiny
RASMATAZ
  • MECHANIC
  • 75,992 POSTS
Try disconnecting the battery for 10 mins and see what happens to the VSC light
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Wednesday, February 29th, 2012 AT 10:33 PM
Tiny
OGLIKELE
  • MEMBER
  • 7 POSTS
Unhooked the battery with no change
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Wednesday, February 29th, 2012 AT 10:35 PM
Tiny
RASMATAZ
  • MECHANIC
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Get an OBD2 scantool or take it to Autozone and have them to try and erase the code-double check all wiring harness and connectors for loose and damages
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Wednesday, February 29th, 2012 AT 10:38 PM
Tiny
OGLIKELE
  • MEMBER
  • 7 POSTS
I put my scanner on it and tried clearing codes but they come right back
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Wednesday, February 29th, 2012 AT 10:43 PM
Tiny
RASMATAZ
  • MECHANIC
  • 75,992 POSTS
What is the exact code you getting?
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Wednesday, February 29th, 2012 AT 10:46 PM
Tiny
OGLIKELE
  • MEMBER
  • 7 POSTS
I put my scanner on it and tried clearing codes but they come right back p0100 mass air
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Wednesday, February 29th, 2012 AT 10:51 PM
Tiny
RASMATAZ
  • MECHANIC
  • 75,992 POSTS
Check the wiring of the MAF sensor back to the computer for short and open circuit
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Wednesday, February 29th, 2012 AT 11:00 PM
Tiny
OGLIKELE
  • MEMBER
  • 7 POSTS
What about vsc
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Wednesday, February 29th, 2012 AT 11:01 PM
Tiny
RASMATAZ
  • MECHANIC
  • 75,992 POSTS
Have the vehicle stability control system further checked
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Wednesday, February 29th, 2012 AT 11:12 PM

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