P2028 Porsche Boxster OBD Code

OBD/2 P2028 error code description and symptoms.

The input turbine speed sensor detects rotation of the input shaft of the input shaft speed sensor transmission. The computer uses that information, along with the output shaft speed sensor to determine if the transmission is operating according to plan. If the computer detects a difference between the input shaft speed , and the expected output shaft speed, it will adjust transmission pump pressure to prevent clutch disc slip. If adding pressure doesn't solve the problem, it will set a trouble code.

In most cases, the TCM is integrated into a single housing with the PCM. Nevertheless, the section of the module which controls (automatic) transmission function may be powered up separately. In any case, the TCM is typically powered using switched (only present with the ignition switch in the ON, start, or run position) voltage. This circuit is normally equipped with a fuse, fusible link, and/or a relay. Frequently, the PCM and TCM are powered using the same relay albeit by separate circuits. Access to a reliable vehicle information source will yield necessary details of the TCM power circuit for the specific vehicle in question.

P2028 Porsche Boxster Error Code Repair Process :

OBD P2028 code and tailpipe testing are two different approaches to identify vehicles in need of repair. The OBD system looks for broken or malfunctioning emissions control components and p2028 evaporative emissions (evap) fuel vapor temperature sensor circuit intermittent, while tailpipe tests sample a vehicle's exhaust to see if it is above or below certain prescribed limits. Given the robust nature of today's emissions control components, it is entirely possible for an individual component to P2028 malfunction without leading to an immediate increase in emissions at the tailpipe. In such cases, other components (like the catalyst) can temporarily compensate for the part that is broken however, these other components can only do double duty for so long before they, too, begin to malfunction. In addition, OBD also monitors for P2028 and other malfunctions in the fuel system problems that traditional tailpipe tests were not designed to identify. Most state and local areas also include a gas cap pressure test as part of an emission inspection.

Difficulty Level (Soso)

Repair Time (30 Min.)

Cost Prediction : $ 40-60

Common Causes of Porsche Boxster P2028 OBD2 Code

A common cause of code P2028 is the failure of P2028 Evaporative Emissions (EVAP) Fuel Vapor Temperature Sensor Circuit Intermittent, but there are several other possible causes as well, such as ;

• Faulty Air Flow Meter
• Camshaft Position Sensor harness is open or shorted
• Air fuel ratio (A/F) Sensor 1 Bank 1 circuit poor electrical connection
• Faulty variable valve timing (VVT)

P2028 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.

P2028 code for other Porsche cars

You can view according P2028 DTC for your car model. We selected several models to see obd2 solutions click and view it.

• P2028 Porsche 1300
• P2028 Porsche 3400
• P2028 Porsche 356
• P2028 Porsche 550
• P2028 Porsche 718
• P2028 Porsche 804
• P2028 Porsche 901
• P2028 Porsche 904
• P2028 Porsche 906
• P2028 Porsche 907
• P2028 Porsche 908
• P2028 Porsche 910
• P2028 Porsche 911
• P2028 Porsche 911 Type 991
• P2028 Porsche 911 Type 996
• P2028 Porsche 911 Type 997
• P2028 Porsche 912
• P2028 Porsche 914
• P2028 Porsche 917
• P2028 Porsche 924
• P2028 Porsche 928
• P2028 Porsche 930
• P2028 Porsche 931
• P2028 Porsche 935
• P2028 Porsche 936
• P2028 Porsche 937
• P2028 Porsche 944
• P2028 Porsche 959
• P2028 Porsche 962
• P2028 Porsche 964
• P2028 Porsche 965
• P2028 Porsche 968
• P2028 Porsche 986
• P2028 Porsche 993
• P2028 Porsche 996
• P2028 Porsche Boxster Type 981
• P2028 Porsche Boxster Type 986
• P2028 Porsche Boxster Type 987
• P2028 Porsche Carrera Gt
• P2028 Porsche Cayenne
• P2028 Porsche Cayenne Type 92a
• P2028 Porsche Cayenne Type 9pa
• P2028 Porsche Cayman
• P2028 Porsche Cayman Type 718
• P2028 Porsche Cayman Type 981
• P2028 Porsche Cayman Type 987
• P2028 Porsche Coupe
• P2028 Porsche Dp
• P2028 Porsche Gt
• P2028 Porsche Gt2
• P2028 Porsche Gt3
• P2028 Porsche Karisma
• P2028 Porsche Kremer
• P2028 Porsche Macan Type 95b
• P2028 Porsche Mega
• P2028 Porsche Panamera Type 970
• P2028 Porsche Panamericana
• P2028 Porsche Rsk
• P2028 Porsche Tapiro

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