porsche Workshop Repair Guides

Porsche Workshop Service and Repair Manuals

Catalytic Converter > < Engine Controls - Secondary Air Short Test Information|Page 1488
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e.g. faults of engine coolant temperature sensor, air charge sensor, intake air temperature sensor, SAI power stages, leak detection system,
canister purge power stages, oxygen sensor(s) pre-catalyst, misfire, battery voltage, mixture system

Diagnosis of Secondary Air System - Overview Passive SAI Monitor

Catalytic Converter > < Engine Controls - Secondary Air Short Test Information|Page 1488