What causes a Saab 9-3 engine to misfire?
Something is causing cylinders to misfire at random, which is a lot less cut and dry than a cylinder specific misfire code. The P0300 Saab trouble code will trigger the 9-3’s service engine soon light.
How do you know if your Saab has a trouble code?
On all models, turn ignition on. The check engine will come on. Turn the jumper lead switch on (grounding ECU pin 16). The check engine light will now go out. Watch the check engine light carefully. After approximately 2.5 seconds, the check engine light will flash briefly, signifying that the first diagnostic trouble code will be displayed.
What does the P0300 code on a Saab mean?
P0300 is a general and random misfire code, which means that the code is not going to tell you which cylinder is causing the misfire. Something is causing cylinders to misfire at random, which is a lot less cut and dry than a cylinder specific misfire code. The P0300 Saab trouble code will trigger the 9-3’s service engine soon light.
What kind of engine does a Saab 9-3 have?
MODELS: 2007- 2008 SAAB 9-3 B207R (THIS PI DOES NOT APPLY TO THE B284 ENGINE) UPDATE: THIS CONDITION COULD ALSO OCCUR ON 2009-11 B207 OR 2011 9-5 A20NFT CONDITION/CONCERN: A TECHNICIAN MAY COMMENT OF HARD OR NO STARTING WHEN COLD. THEY MAY ALSO FIND ENGINE MISFIRES WITH DTC’S P0300, P0301, P0302, P0303 OR P0304.
Something is causing cylinders to misfire at random, which is a lot less cut and dry than a cylinder specific misfire code. The P0300 Saab trouble code will trigger the 9-3’s service engine soon light.
P0300 is a general and random misfire code, which means that the code is not going to tell you which cylinder is causing the misfire. Something is causing cylinders to misfire at random, which is a lot less cut and dry than a cylinder specific misfire code. The P0300 Saab trouble code will trigger the 9-3’s service engine soon light.
Tedjs recently took us on a brief tour of the fuel injection system on the 2.8 V6 that powers the Saab 9-3 Aero. This time, he’s giving us a closer, more in depth look as he slowly takes a bit more of this engine apart.
What does a 9-3 P0300 misfire code mean?
Saab 9-3 P0300 Definition P0300 is a general and random misfire code, which means that the code is not going to tell you which cylinder is causing the misfire. Something is causing cylinders to misfire at random, which is a lot less cut and dry than a cylinder specific misfire code. 9-3 P0300 OBDII Code Symptoms
Saab 9-3 P0300 Definition P0300 is a general and random misfire code, which means that the code is not going to tell you which cylinder is causing the misfire. Something is causing cylinders to misfire at random, which is a lot less cut and dry than a cylinder specific misfire code. 9-3 P0300 OBDII Code Symptoms
Can a vacuum leak cause a 9-3 to misfire?
Vacuum leak – If your 9-3 has a vacuum leak, it can be very difficult for it to get the right air/fuel mixture. This will cause the cylinders to misfire and it’ll throw the P0300. Also, since a vacuum leak almost always affects each cylinder the same, you’ll typically get P0300 with it and not any cylinder specific misfire codes.
Vacuum leak – If your 9-3 has a vacuum leak, it can be very difficult for it to get the right air/fuel mixture. This will cause the cylinders to misfire and it’ll throw the P0300. Also, since a vacuum leak almost always affects each cylinder the same, you’ll typically get P0300 with it and not any cylinder specific misfire codes.
What causes a 7.3 power stroke engine to not start?
7.3 Power Stroke Diesel Common Problem #1 : Causes No Start : Injection Pressure Regulator (IPR) Valve, located in the valley on the High Pressure Oil Pump (HPOP). These can stick, seals get damaged, have the sensor go bad or the wires get damaged.
What causes P0300 trouble code on Saab 9-3?
There are quite a few things that can cause the P0300 trouble code to trigger in the Saab 9-3. Here are the most common problems that will throw the code. They are presented somewhat in order from most to least likely to be causing the code:
https://www.youtube.com/watch?v=KrgQeNrvK-A
What kind of car is a Saab 9-3?
My current cars include a 2008 Saab 9-3 Turbo X (Maptun Stage 2), 2003 Saab 9-3 (Stage 3) and 1995 Mazda Miata. Uploads every Wednesday and Saturday! Saab and Volvo Club of Arizona Meet 2021!
My current cars include a 2008 Saab 9-3 Turbo X (Maptun Stage 2), 2003 Saab 9-3 (Stage 3) and 1995 Mazda Miata. Uploads every Wednesday and Saturday! Saab and Volvo Club of Arizona Meet 2021!
What does P0300 stand for on a Saab 9-3?
P0300 is one of the most common OBDII codes that occurs in the Saab 9-3. It stands for: P0300 is certainly a cause for concern, and can be a threat to the drivability the Saab 9-3.
Why is YouTube not working on my Saab 9-5?
If playback doesn’t begin shortly, try restarting your device. Videos you watch may be added to the TV’s watch history and influence TV recommendations. To avoid this, cancel and sign in to YouTube on your computer. I Bought the Cheapest Saab 9-5 in the US!
Is there a Repair Manual for a Saab 9-3 Turbo?
Our most popular manual is the Saab Saab 9-3 Saab 9 3 2000 Workshop Manual Convertible 2.0L Turbo . This (like all of our manuals) is available to download for free in PDF format. How to download a Saab 9-3 Repair Manual (for any year)
How can I tell if my Saab engine is leaking?
To properly diagnose this condition perform a cold (after an overnight stay is best) compression and leak down test. As an example, an engine with a 150-175 psi hot cranking compression reading may only show 75 to 90 psi when cold.
Are there any changes to the Saab 9-3?
Saab announced that 1,100 changes were made for the Saab 9-3, including sleeker styling, an improved suspension, and upgraded safety features. All U.S. Saab 9-3s featured turbocharged engines as standard.
P0300 is one of the most common OBDII codes that occurs in the Saab 9-3. It stands for: P0300 is certainly a cause for concern, and can be a threat to the drivability the Saab 9-3.
When did the Saab 9-3 Thunderbolt come out?
Saab manufactured over 326,000 first generation 9-3s from 1998-2002. From 1999-2002 Saab produced a high powered version of the Saab 9-3 called the Viggen. The Viggen, or “thunderbolt”, was named after the Saab 37 Viggen fighter jet and came with a turbocharged 2.3 L engine.
There are quite a few things that can cause the P0300 trouble code to trigger in the Saab 9-3. Here are the most common problems that will throw the code. They are presented somewhat in order from most to least likely to be causing the code:
When did the new Saab 9-3 come out?
After the success of the Saab 900 and subsequent growth of the company through the late 90′, our favorite car company came out with a completely new car in 2003, as a continuation of the 9-3 name.
Why does my Saab 9-3 make a popping noise?
SAAB 9-3 Binding Steering and Popping Noise From Suspension (Broken Coil Springs) Broken suspension springs are a common problem in new-gen 9-3’s, and are something to keep an eye out for. For whatever reason, the springs snap near the perch, causing a knocking/popping noise.
What’s the problem with the Saab 9-3 fuel pump?
The issue is related to a sensor on the fuel pump which is prone to failure, resulting in a lost signal and an empty fuel reading. The part in question is attached to the fuel pump, but it is available separately as part number 22672171 . It fits all 9-3ss models .
What are the most common problems with the Saab 9-3?
We carry the motor in Valeo, which is the OEM supplier of these motors to Saab. Broken suspension springs are a common problem in new-gen 9-3’s, and are something to keep an eye out for. For whatever reason, the springs snap near the perch, causing a knocking/popping noise.
Is the fuel level sensor on a Saab 9-3?
The fuel pump assembly has the fuel level sensor built-in. Like nearly all modern cars, the 9-3ss uses an electronic throttle body that is prone to failure.
When did the Saab 9-3 get a facelift?
In 2007 the interior was updated, and in 2008 the 9-3s underwent an external facelift, with many newly designed parts added with both. The 2.0 4 cylinder is a GM Ecotec unit that is also used in tons of other applications.
What to do if your Saab pump is leaking?
You can postpone the failure and leakage of the pump by changing the coolant at regular intervals, but generally assume this to be an inevitability. To change it, you need a special tool to lock the gear in place. That way, you can undo the bolts on the gear and take the pump out on the other side of the bracket.
What does p0303 stand for on a Saab 9-5?
It stands for: P0303 should not be ignored, and can be a threat to the drivability the Saab 9-5. The nice thing about P0303 is that it’s a cylinder specific trouble code, which makes diagnosing the problems simpler than P0300, which means that the cylinders are randomly misfiring. It will often be accompanied by codes P0301, P0302, etc….
What does a p0303 code on a Saab mean?
A P0303 Saab code means that the the car’s computer has detected that one of the engine’s cylinders is not firing properly. In this case it’s cylinder #3. If there are no symptoms, the simplest thing to do is to reset the code and see if it comes back.
Can a bad O2 sensor cause a misfire?
Suggestions I received ranged from switching or replacing ignition coils, checking the air intake for leaks, or cleaning the MAF (Mass Air Flow) sensor, to checking for ECM (Engine Control Module) problems, among many more. The possibility that it would be a bad ECM was a little unsettling, because of the potential cost of replacing it.
Where is the fault code on the O2 sensor?
The fault code P1288 identifies the O2 sensor location as sensor 1, bank 2, otherwise known as the front or upstream sensor on the passenger side of the vehicle. To learn the difference between the upstream and downstream O2 sensor, check out the video below.