Diagnostic Information & Procedure: Backfire: Notes
WARNING: This page is about a different car, the 2008 Suzuki Reno, 2008 Suzuki Forenza, 2007 Suzuki Reno, and 2007 Suzuki Forenza. However, it is still accessible from the selected car via links, so may be relevant.
DEFINITION:
Fuel ignites in the intake manifold, or in the exhaust system, making a loud popping noise.
CAUTION:
Before diagnosing the symptom, check service bulletins for updates.