Exhaust manifold overheating turn to color red

Tiny
KEN13
  • MEMBER
  • 2003 TOYOTA PICKUP
  • 4 CYL
  • 2WD
  • MANUAL
The exhaust manifold of the engine turns to color red cause of heat we only overhaul that engine and we cancel the balancer inside the block I need your help please
Monday, July 21st, 2014 AT 9:20 AM

4 Replies

Tiny
HMAC300
  • MECHANIC
  • 48,601 POSTS
Have a pro scan for codes and see if it's running to lean.
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Monday, July 21st, 2014 AT 9:36 AM
Tiny
KEN13
  • MEMBER
  • 3 POSTS
Thank you for the info sir is there any posibility causes asides from that?
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+1
Monday, July 21st, 2014 AT 9:41 AM
Tiny
HMAC300
  • MECHANIC
  • 48,601 POSTS
Possible clogged converter lean or rich condition maybe secondary air system not working as well if it has it.
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Monday, July 21st, 2014 AT 9:45 AM
Tiny
KEN13
  • MEMBER
  • 3 POSTS
Thanks again sir we will chek and test first the 1st two sugestion you gave godbless
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Monday, July 21st, 2014 AT 9:55 AM

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