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Assembly overview - secondary air system, engine code BGU >
< Secondary air system, engine codes BGU, BSE, CCSA, CMXA
Golf Mk5
Power unit
4-cylinder injection engine (1.6 l roller rocker finger)
Exhaust system
Secondary air system, engine codes BGU, BSE, CCSA, CMXA
Function
Function
Function
During a cold start, air is temporarily blown from the secondary air system into the exhaust ports. This produces an oxygen rich exhaust gas, causing afterburning and reducing the heat-up phase of the catalytic converter.
Power unit
4-cylinder injection engine (1.6 l roller rocker finger)
Exhaust system
Secondary air system, engine codes BGU, BSE, CCSA, CMXA
Function
Assembly overview - secondary air system, engine code BGU >
< Secondary air system, engine codes BGU, BSE, CCSA, CMXA