Porsche Diagnostic Trouble Codes
OBD2 fault codes seen on Porsche vehicles, with what each code means and the Porsche models it shows up on. Each code's page has its typical repair cost range.
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O2 Sensor Circuit Malfunction (Bank 2, Sensor 1)
- Porsche Boxster (986) • 1996-2004
The 986 Boxster's flat-six has four oxygen sensors: one before and one after the catalytic converter for bank…
O2 Sensor Circuit Slow Response (Bank 2, Sensor 1)
- Porsche Boxster (986) • 1996-2004
The 986 Boxster's flat-six has four oxygen sensors: one before and one after the catalytic converter for bank…
O2 Sensor Circuit No Activity Detected (Bank 2, Sensor 1)
- Porsche Boxster (986) • 1996-2004
The 986 Boxster's flat-six has four oxygen sensors: one before and one after the catalytic converter for bank…
O2 Sensor Heater Circuit Malfunction (Bank 2, Sensor 1)
- Porsche Boxster (986) • 1996-2004
The 986 Boxster's flat-six has four oxygen sensors: one before and one after the catalytic converter for bank…
O2 Sensor Circuit Slow Response (Bank 2, Sensor 2)
- Porsche Boxster • 2000-2008
Porsche's fault-code lists for the ME7.2 (986 Boxster from 2000) and ME7.8 (987 Boxster) engine computers…
O2 Sensor Heater Circuit Malfunction (Bank 2, Sensor 2)
- Porsche Boxster • 2000-2008
Porsche's fault-code list for the ME7.8 engine computer (987 Boxster) includes P0161 for this heater fault…
Secondary Air Injection System Malfunction
- Porsche Cayenne • 2003-2020
Confirm how many pumps your engine has before ordering parts.
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