P2028 Porsche 911 Type 996 OBD Code

OBD/2 P2028 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) P2028 DTC is a check of the VCT unit.

Some systems require that the actuator has an adequate supply of brake fluid. Low brake fluid levels can mimic the symptoms of code P2028, so consult the manual to locate the brake fluid reservoir. Bear in mind that a low fluid level can set code P2028 on some applications, so make sure that on fluid operated systems the fluid level is up to the mark before starting an electrical diagnosis.

P2028 Porsche 911 Type 996 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 (50 Min.)

Cost Prediction : $ 50-100

Common Causes of Porsche 911 Type 996 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 ;

• Camshaft advance mechanism binding (VCT unit)
• Faulty ignition coil (s)
• Faulty starter motor
• Faulty Mass Air Flow (MAF) sensor

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 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
• 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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