B0798 Porsche 1300 OBD Code

OBD/2 B0798 error code description and symptoms.

Variable Cam Timing Over-advanced (Bank 1) The comprehensive component monitor (CCM) monitors the VCT position for an over-advanced camshaft timing.
The test fails when the camshaft timing exceeds a maximum calibrated value or remains in an advanced position. Cam timing improperly set No oil flow to the VCT piston chamber Low oil pressure VCT solenoid valve stuck closed Camshaft advance mechanism binding (VCT unit) B0798 DTC is a check of the VCT unit.

As long as the throttle plate remains closed, the idling speed and quality is controlled by the PCM via the idle control valve, and as can be seen from the above it should be clear that idle control on a gasoline engine is a complex affair. For instance, if the engine is started in sub-zero temperatures, the PCM will command the idling control valve to allow less air to enter the engine to enrich the air/fuel mixture to create a condition which is roughly analogous to how chokes worked on carburetted engines to control idling in cold weather.

B0798 Porsche 1300 Error Code Repair Process :

When you turn on the ignition, the Service Engine Soon or Check Engine B0798 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 throttle position sensor disagreement btwn sensors 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 throttle position sensor disagreement btwn sensors.

Difficulty Level (Easy)

Repair Time (20 Min.)

Cost Prediction : $ 30-110

Common Causes of Porsche 1300 B0798 OBD2 Code

A common cause of code B0798 is the failure of Throttle Position Sensor Disagreement btwn Sensors, but there are several other possible causes as well, such as ;

• Camshaft advance mechanism binding (VCT unit)
• Erratic camshaft position due to low oil pressure
• Dirty Oil
• Loss of ground.

B0798 is a kind of Body Trouble Code Auto body problems aren't always easy to spot. Diagnosing auto body problems sometimes requires a little know-how. In this section you'll find articles dedicated to teaching you how to diagnose auto body problems.

B0798 code for other Porsche cars

You can view according B0798 DTC for your car model. We selected several models to see obd2 solutions click and view it.

• B0798 Porsche 3400
• B0798 Porsche 356
• B0798 Porsche 550
• B0798 Porsche 718
• B0798 Porsche 804
• B0798 Porsche 901
• B0798 Porsche 904
• B0798 Porsche 906
• B0798 Porsche 907
• B0798 Porsche 908
• B0798 Porsche 910
• B0798 Porsche 911
• B0798 Porsche 911 Type 991
• B0798 Porsche 911 Type 996
• B0798 Porsche 911 Type 997
• B0798 Porsche 912
• B0798 Porsche 914
• B0798 Porsche 917
• B0798 Porsche 924
• B0798 Porsche 928
• B0798 Porsche 930
• B0798 Porsche 931
• B0798 Porsche 935
• B0798 Porsche 936
• B0798 Porsche 937
• B0798 Porsche 944
• B0798 Porsche 959
• B0798 Porsche 962
• B0798 Porsche 964
• B0798 Porsche 965
• B0798 Porsche 968
• B0798 Porsche 986
• B0798 Porsche 993
• B0798 Porsche 996
• B0798 Porsche Boxster
• B0798 Porsche Boxster Type 981
• B0798 Porsche Boxster Type 986
• B0798 Porsche Boxster Type 987
• B0798 Porsche Carrera Gt
• B0798 Porsche Cayenne
• B0798 Porsche Cayenne Type 92a
• B0798 Porsche Cayenne Type 9pa
• B0798 Porsche Cayman
• B0798 Porsche Cayman Type 718
• B0798 Porsche Cayman Type 981
• B0798 Porsche Cayman Type 987
• B0798 Porsche Coupe
• B0798 Porsche Dp
• B0798 Porsche Gt
• B0798 Porsche Gt2
• B0798 Porsche Gt3
• B0798 Porsche Karisma
• B0798 Porsche Kremer
• B0798 Porsche Macan Type 95b
• B0798 Porsche Mega
• B0798 Porsche Panamera Type 970
• B0798 Porsche Panamericana
• B0798 Porsche Rsk
• B0798 Porsche Tapiro

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