P3817 Porsche 993 OBD Code

OBD/2 P3817 error code description and symptoms.

The Camshaft Position sensor will signal the Engine Control Module when the #1 cylinder is ready for the spark plug to fire (top-dead-center on compression stroke). The ECM uses the information from this sensor to help calculate fuel delivery and spark timing.

Circuit High Input codes like P3817 are mostly caused by defective alternators that develop excessive voltages, although there may be other causes as well, such as short circuits that 'leak' current into a particular system from other, unrelated systems that work on higher voltages. Note that in the case of short circuits that leak power into a control circuit, there is likely to be other, seemingly unrelated trouble codes present along with the code(s) being investigated. Diagnosing a 'high input' code will always involve a thorough testing of the charging system as a first step, followed by measures to isolate the system from all other possible sources of power during resistance, continuity, and reference voltage tests.

P3817 Porsche 993 Error Code Repair Process :

When you turn on the ignition, the Service Engine Soon or Check Engine P3817 light should flash briefly, indicating that the OBD system is ready to scan your vehicle for any malfunctions. After this brief flash, the light should stay off while you drive as long as no problems are detected. If battery heater circuit failure so, you'll be glad to know that your vehicle is equipped with an early warning system that could save you time, money, and fuel in addition to helping protect the battery heater circuit failure.

Difficulty Level (Easy)

Repair Time (45 Min.)

Cost Prediction : $ 75-90

Common Causes of Porsche 993 P3817 OBD2 Code

A common cause of code P3817 is the failure of Battery Heater Circuit Failure, but there are several other possible causes as well, such as ;

• Clogged or faulty fuel injector (s)
• Faulty Air Flow Meter
• Faulty front heated oxygen sensor
• Dirty Oil

P3817 is a kind of Powertrain Trouble Code Powertrain of a modern automobile, comprising engine (with exhaust system), transmission, drive shaft, suspension and the wheels. In a motor vehicle, the term powertrain or powerplant describes the main components that generate power and deliver it to the road surface, water, or air.

P3817 code for other Porsche cars

You can view according P3817 DTC for your car model. We selected several models to see obd2 solutions click and view it.

• P3817 Porsche 1300
• P3817 Porsche 3400
• P3817 Porsche 356
• P3817 Porsche 550
• P3817 Porsche 718
• P3817 Porsche 804
• P3817 Porsche 901
• P3817 Porsche 904
• P3817 Porsche 906
• P3817 Porsche 907
• P3817 Porsche 908
• P3817 Porsche 910
• P3817 Porsche 911
• P3817 Porsche 911 Type 991
• P3817 Porsche 911 Type 996
• P3817 Porsche 911 Type 997
• P3817 Porsche 912
• P3817 Porsche 914
• P3817 Porsche 917
• P3817 Porsche 924
• P3817 Porsche 928
• P3817 Porsche 930
• P3817 Porsche 931
• P3817 Porsche 935
• P3817 Porsche 936
• P3817 Porsche 937
• P3817 Porsche 944
• P3817 Porsche 959
• P3817 Porsche 962
• P3817 Porsche 964
• P3817 Porsche 965
• P3817 Porsche 968
• P3817 Porsche 986
• P3817 Porsche 996
• P3817 Porsche Boxster
• P3817 Porsche Boxster Type 981
• P3817 Porsche Boxster Type 986
• P3817 Porsche Boxster Type 987
• P3817 Porsche Carrera Gt
• P3817 Porsche Cayenne
• P3817 Porsche Cayenne Type 92a
• P3817 Porsche Cayenne Type 9pa
• P3817 Porsche Cayman
• P3817 Porsche Cayman Type 718
• P3817 Porsche Cayman Type 981
• P3817 Porsche Cayman Type 987
• P3817 Porsche Coupe
• P3817 Porsche Dp
• P3817 Porsche Gt
• P3817 Porsche Gt2
• P3817 Porsche Gt3
• P3817 Porsche Karisma
• P3817 Porsche Kremer
• P3817 Porsche Macan Type 95b
• P3817 Porsche Mega
• P3817 Porsche Panamera Type 970
• P3817 Porsche Panamericana
• P3817 Porsche Rsk
• P3817 Porsche Tapiro

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