2006 CHEVY COBALT TROUBLE CODES

  • Tiny
  • kas69
  • 2006 Chevrolet Cobalt

Engine Performance problem
2006 Chevy Cobalt 4 cyl Two Wheel Drive Manual 70000 miles

i have a P1400 trouble code and would like to know what it means, thank you.

Monday, June 7th, 2010 AT 9:36 PM

2 Answers

  • Tiny
  • BMRFIXIT
  • Expert
  • 19,554 posts

DTC P1400
DTC Descriptor
This diagnostic procedure supports the following DTC: DTC P1400 Cold Start Emission Reduction Control System

Inspect the air intake system for the following: Modified, damaged, or restricted
Dirty or deteriorating air filter element
Crankcase ventilation system for correct operation.
Water intrusion
Vacuum leak and other unmetered air downstream of the MAF sensor
Intake manifold leak
Inspect the exhaust system for the following: Water intrusion
Exhaust leak
Damaged, restricted, modified or enhanced exhaust system.
Inspect the engine mechanical for items that could alter the air flow into the combustion chamber.

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Monday, June 7th, 2010 AT 10:53 PM
  • Tiny
  • rasmataz
  • Member

DTC P1400: Cold Start Emission Reduction Control System

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Monday, June 7th, 2010 AT 10:56 PM

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