P1427 Porsche Cayenne OBD Code

OBD/2 P1427 error code description and symptoms.

Catalytic converters must be warm before they can work properly. On a cold start the PCM provides a rich mixture to keep the cold engine running.
All that extra fuel goes into the catalytic converter. But the exhaust isn't very hot, because, ah, the engine is pretty cold. GM has employed several strategies to fire up the catalytic converter quicker and reduce cold start emissions. One way is to use a secondary air pump that pumps outside air directly into the catalytic converter.

Gear changes are accomplished by a command from the TCM to energize the clutch actuator to release the clutch; after which various actuators inside the transmission disengage the current gear, and depending on current operating conditions, engage the next higher or lower gear ratio. All of this happens much faster than a human driver could change gears, and in most applications, gear changes are as smooth and seamless as on any fully automatic transmission.

P1427 Porsche Cayenne Error Code Repair Process :

OBD P1427 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 p1427 egi mini maf failed short circuit, 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 P1427 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 P1427 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 (Expert)

Repair Time (35 Min.)

Cost Prediction : $ 50-100

Common Causes of Porsche Cayenne P1427 OBD2 Code

A common cause of code P1427 is the failure of P1427 EGI Mini MAF Failed Short Circuit, but there are several other possible causes as well, such as ;

• Dirty Oil
• EVAP system hose leaking
• Faulty front heated oxygen sensor
• Starting system circuit Dead (Weak) battery

P1427 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.

P1427 code for other Porsche cars

You can view according P1427 DTC for your car model. We selected several models to see obd2 solutions click and view it.

• P1427 Porsche 1300
• P1427 Porsche 3400
• P1427 Porsche 356
• P1427 Porsche 550
• P1427 Porsche 718
• P1427 Porsche 804
• P1427 Porsche 901
• P1427 Porsche 904
• P1427 Porsche 906
• P1427 Porsche 907
• P1427 Porsche 908
• P1427 Porsche 910
• P1427 Porsche 911
• P1427 Porsche 911 Type 991
• P1427 Porsche 911 Type 996
• P1427 Porsche 911 Type 997
• P1427 Porsche 912
• P1427 Porsche 914
• P1427 Porsche 917
• P1427 Porsche 924
• P1427 Porsche 928
• P1427 Porsche 930
• P1427 Porsche 931
• P1427 Porsche 935
• P1427 Porsche 936
• P1427 Porsche 937
• P1427 Porsche 944
• P1427 Porsche 959
• P1427 Porsche 962
• P1427 Porsche 964
• P1427 Porsche 965
• P1427 Porsche 968
• P1427 Porsche 986
• P1427 Porsche 993
• P1427 Porsche 996
• P1427 Porsche Boxster
• P1427 Porsche Boxster Type 981
• P1427 Porsche Boxster Type 986
• P1427 Porsche Boxster Type 987
• P1427 Porsche Carrera Gt
• P1427 Porsche Cayenne Type 92a
• P1427 Porsche Cayenne Type 9pa
• P1427 Porsche Cayman
• P1427 Porsche Cayman Type 718
• P1427 Porsche Cayman Type 981
• P1427 Porsche Cayman Type 987
• P1427 Porsche Coupe
• P1427 Porsche Dp
• P1427 Porsche Gt
• P1427 Porsche Gt2
• P1427 Porsche Gt3
• P1427 Porsche Karisma
• P1427 Porsche Kremer
• P1427 Porsche Macan Type 95b
• P1427 Porsche Mega
• P1427 Porsche Panamera Type 970
• P1427 Porsche Panamericana
• P1427 Porsche Rsk
• P1427 Porsche Tapiro

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