Pulsed Secondary-Air (Pair) Injection System - Suzuki gsr750 Technical Information

Engine

(4) Pulsed secondary-AIR (PAIR) injection system

Features
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Built-in PAIR system greatly contributes to environmentally friendly performance.
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The PAIR system directly injects fresh air from the air cleaner box into the cylinder head exhaust port
- through a PAIR control solenoid valve which is controlled by the ECM in accordance with throttle
position and engine rpm - to react with unburned HC and thus reduces CO emissions.
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