What does OBD I mean on a Porsche Cayenne?
When this happens, the fuel mileage drops, engine performance suffers, emissions increase and the car typically illuminates the ‘check engine’ light. Pre-1995 Porsches were equipped with what is known as OBD I (On Board Diagnostics Level I).
How much does it cost to read a Porsche Cayenne fault code?
It runs on a Windows laptop computer and the cost is about $300 for the home-based version that will allow you to read codes on up to three cars. If you’re planning on working on your Cayenne yourself, I suggest that you pick up this essential tool.
What are the sensors on a Porsche Cayenne?
The computer takes input from a variety of sensors that are located on the engine: engine coolant temperature, crank angle, throttle position, exhaust gas oxygen (mixture), ambient air temperature and mass air flow.
What does DTC stand for on Porsche Cayenne?
If there is a problem with a sensor or component, the computer logs a Diagnostic Trouble Code (DTC) in the main computer until it is read and reset. In order to accurately find the sensor and fix the problem, you will need to find out which error code is being triggered by the computer.
Where can I find the trouble code for a Porsche Cayenne?
When you obtain the trouble codes output by the PST2, you can look them up in the Porsche ODB II factory diagnostic book (expensive), or look up the code online. The factory book will have extensive sections describing the various faults and what is needed to fix them.
If there is a problem with a sensor or component, the computer logs a Diagnostic Trouble Code (DTC) in the main computer until it is read and reset. In order to accurately find the sensor and fix the problem, you will need to find out which error code is being triggered by the computer.
What kind of fuel injection does a Porsche Cayenne use?
Click here to order! Almost all Porsches from about 1984 on use a sophisticated Bosch engine management system called Motronic. The Motronic system (also called the Digital Motor Electronics or DME) is hands down the best overall fuel injection system that you can use when you consider price and performance.
Where is the pst2 port on a Porsche Cayenne?
Both the PST2 and the Durametric software interface with the car through the OBD II port located beneath the steering wheel on the lower left hand side of the car. Make sure that the plug is firmly seated as it has a tendency to occasionally fall out.
Why is my Porsche Cayenne not reading the fault code?
If one of the computer’s sensors is not working properly, then the computer may not be able to successfully identify the current state of the engine and choose the appropriate fuel mixture or timing advance level.
How do you reset the Check Engine light on a Porsche?
Go back to the main menu and select Clear Fault Codes, then press OK. The check engine light on your Porsche will reset. These instructions work on all 1996 and newer Porsche vehicles, including Macan, Cayenne, Panamera, Boxster, Cayman, or 911.
Why does my Porsche check engine light keep flashing?
While a whole range of problems can cause a solid check engine light, if your Porsche check engine light is flashing, it always means that the engine is misfiring. If the check engine light is flashing, unburned fuel is being dumped in the exhaust. The engine will shake, go in limp mode and maybe even overheat.
Why does my check engine light come on in my Porsche?
Has the check engine light turned on in your Porsche Macan, Cayenne, Panamera, Boxster, Cayman, or 911? It can be alarming seeing an engine warning appear on your dashboard, especially if you’ve never seen it before. A wide array of issues can cause a check engine light to come on, some more serious than others.
Why is my Check Engine light not working on my Cayenne?
Secondary Air Pump: Older cayennes have secondary air pumps, which inject fresh air into the exhaust manifolds to lower emissions. However, this system can cause several problems. With time, air hoses can become very brittle and break under vibration. Another common failure point is the pump itself, as fan rotors brake-off.
What to do if your check engine light is not working?
Although there are some steps you can try, like checking the gas cap or looking for anything loose under a hood, you will usually be pretty much in the dark without reading the diagnostic trouble codes (DTCs). Porsche check engine light should only be reset after you read the codes and fix the problem.
Where is the camshaft position sensor on a Porsche?
Camshaft Position Sensor: All V8 engines have Variable Valve Timing and can suffer from camshaft position sensor related problems. This can cause very rough idle combined with stalling while running seemingly fine on higher RPMs. Sensors are located at the backside of the engine. Code: P0344
Click here to order! Almost all Porsches from about 1984 on use a sophisticated Bosch engine management system called Motronic. The Motronic system (also called the Digital Motor Electronics or DME) is hands down the best overall fuel injection system that you can use when you consider price and performance.