2006 Chevrolet Cobalt Repair Question
2006 Chevy Cobalt trouble codes
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.
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.
Vacuum leak and other unmetered air downstream of the MAF sensor
Intake manifold leak
Inspect the exhaust system for the following:
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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DTC P1400: Cold Start Emission Reduction Control System
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