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Home >> Porsche >> 2003 >> Boxster Base, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> DME 7.8 Diagnosis >> DTC P1138: Throttle Position Sensor 1 -Above Limit >> Throttle Position Sensor 1 -Above Limit

Throttle Position Sensor 1 -Above Limit

Diagnosis conditions 

Possible fault cause 

Affected terminals 

Terminal I/7, I/9, III/10, III/24 and III/25