B0798 Porsche 986 OBD Code

OBD/2 B0798 error code description and symptoms.

HO2S Sensor Circuit Malfunction (HO2S-11) During testing the HO2S Heaters are checked for opens/shorts and excessive current draw.
The test fails when current draw exceeds a calibrated limit and/or an open or short is detected. Short to VPWR in harness or HO2S. Water in harness connector. Open VPWR circuit. Open GND circuit. Low battery voltage. Corrosion or poor mating terminals and wiring Damaged HO2S heater. Damaged PCM.

To check for an open circuit, trace along the length of the transmission control circuit, checking for breaks in the wiring. Repair any broken wiring and make sure all connectors are fully seated and locked.Pay close attention to connectors, looking for corrosion, bent or broken pins, or moisture in the connector. Repair any connector issues even if they are not specifically part of the transmission control circuit as they may serve a function in providing power to the transmission control circuit.

B0798 Porsche 986 Error Code Repair Process :

If your throttle position sensor disagreement btwn sensors check engine light is illuminated, it's best to take it in for diagnostic testing, which can feel like a hassle. Because while the lights vary in appearance from vehicle to vehicle, all have the same basic meaning: There's a problem with the car's emissions system. The on-board diagnostics system B0798 and engine control unit are in charge of monitoring a bunch of different throttle position sensor disagreement btwn sensors, and if they get a reading that's a little out of whack, up pops the check engine light.

Difficulty Level (Soso)

Repair Time (50 Min.)

Cost Prediction : $ 40-75

Common Causes of Porsche 986 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 ;

• Exhaust tube
• Faulty ignition coil (s)
• Exhaust tube
• Incorrect fuel filler cap used

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 1300
• 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 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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