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Home >> Pontiac >> 2006 >> Vibe Base, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 6 (Engine Control System - 1.8L (LNK) - Introduction (2 Of 2)) >> Description and Operation >> Secondary Air Injection (AIR) System Description >> Results of Incorrect Operation

Results of Incorrect Operation

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If no air flow enters the exhaust stream, the start-up emission levels will rise. The control module can detect a system flow problem using the pressure sensor, and a DTC will set.