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P0451 OBD-II Trouble Code: Evaporative Emission Control System Pressure Sensor Range/Performance
Diagnostic Trouble Code (DTC): P0451 P0451 code definition When the PCM (powertrain control module) detects an incorrect, erratic, or otherwise improper voltage signal from the evaporative emission control system pressure sensor,...
P0462 OBD-II Trouble Code: Fuel level Sensor Circuit Low Input
Diagnostic Trouble Code (DTC): P0462 P0462 code definition When a vehicle’s PCM (Powertrain Control Module) logs a P0462 trouble code, it’s because its fuel level sensor is no longer taking correct...
P0463 OBD-II Trouble Code: Fuel Level Sensor Circuit High Input
P0463 OBD-II Trouble Code: Fuel Level Sensor Circuit High Input Diagnostic Trouble Code (DTC): P0463 P0463 code definition When the powertrain control module (PCM) gets an input signal from the fuel...
P0458 OBD-II Trouble Code: Evaporative Emission System Purge Control Valve Circuit Low
Diagnostic Trouble Code (DTC): P0458 P0458 code definition The P0458 code means that a specific part of the EVAP system purge control valve circuit has caused a voltage reading that does...
P0495 OBD-II Trouble Code: Fan Speed High
Diagnostic Trouble Code (DTC): P0495 P0495 code definition The P0495 code is stored when the PCM has detected a voltage reading that is too high from the electric cooling fan control...
P0439 OBD-II Trouble Code: Catalyst Heater Control Circuit
Trouble code P0439 means the catalyst heater control circuit has sent the PCM a below-acceptable voltage reading.
P0445 OBD-II Trouble Code: Evaporative Emission Control System Purge Control Valve Circuit Shorted
Trouble code P0445 means the evaporative emission control system purge control valve has a problem.
B1992 OBD-II Trouble Code: Driver Side, Side mount Air Bag Circuit Short to Vbatt
B1992 trouble code means means that the voltage from the side mount air bag circuit is higher or lower than the parameters set by the manufacturer.
P2144 OBD-II Trouble Code: Exhaust Gas Recirculation Vent Control Circuit Low
P2144 code means the powertrain control module has detected a fault with the rate of flow through the exhaust gas recirculation vent control circuit.
P0448 OBD-II Trouble Code: Evaporative Emission Control System Vent Control Circuit Shorted
P0448 code appears when the PCM detects that the circuit for the evaporative emission control system's vent has shorted or valve is stuck.
P0450 OBD-II Trouble Code: Evaporative Emission Control System Pressure Sensor Malfunction
Diagnostic Trouble Code (DTC): P0450 P0450 code definition If a vehicle has stored a P0450 code, it means there has been a malfunction with the evaporative emission control system pressure sensor....
P2725 OBD-II Trouble Code: P2725 – Press Ctrl Solenoid E Electrical
P2725 Code Definition The P2725 code is a generic powertrain code related to an issue with the transmission or gear box. In this case, it means an abnormality has been detected...
P0484 OBD-II Trouble Code: Cooling Fan Circuit Over Current
Diagnostic Trouble Code (DTC): P0484 P0484 code definition When the PCM detects a voltage reading from the electric cooling fan control circuit that is either too high or too low in...
P2421 OBD-II Trouble Code: Evaporative Emission System Vent Valve Stuck Open
P2421 Code Definition The P2421 fault code indicates the vehicle’s on-board computer has detected either the vent valve or vent valve control circuit is stuck open in the evaporative (EVAP) control...
P2325 OBD-II Trouble Code: Ignition Coil I Pri Ctrl Circ High
P2325 code definition The P2325 code being stored means that an ignition coil (or more than one) experienced problems with its primary or secondary circuit. What the P2325 code means...
P2276 OBD-II Trouble Code: O2 Sensor Signal Stuck Lean Bank 2 Sensor 3
P2276 code definition The P2276 trouble code is having issues in bank 2 and sensor 3. What the P2276 code means This means that bank two of the engine block, the...
P0457 OBD-II Trouble Code: Evaporative Emission Control System Leak Detected
Diagnostic Trouble Code (DTC): P0457 P0457 code definition When the PCM (powertrain control module) detects a leak in the evaporative emission control system, the P0457 code will be stored and the...
Diagnostic Trouble Code (DTC): P0461 Fuel Level Sensor Circuit Range/Performance
P0461 code definition The P0461 code indicates that the voltage input signal at the fuel level sensor is incorrect and does not match the actual amount of fuel in the car’s...
P0494 OBD-II Trouble Code: Fan Speed Low
Diagnostic Trouble Code (DTC): P0494 P0494 code definition If the PCM has detected a voltage reading that is too low from the electric cooling fan control circuit, the P0494 code will...
P2180 OBD-II Trouble Code: Sys Too Rich Off Idle Bank2
P2180 code definition The P2180 code indicates that the PCM is unable to control the fuel/air mixture for engine bank 2 off idle. What the P2180 code means In order to...

Related questions

Question
Is $2300 too much to pay to replace 2 cat converters for a 2007 Pathfinder?
Hello, thank you for writing in. Your particular make and model does utilize a catalytic converter on both sides of the engine. Catalytic converters are going to vary in price depending on the brand of replacement parts that you are...
Question
Looking for info about most common OBD2 Codes
There are two (at least) quite distinct issues in regard to your general request: The first is, once a check engine light illuminates, what are the most "frequent" codes that are stored and thence downloaded, that is what does THAT...
Question
i have this code for my 2008 nissan sentra po725 readng the symptoms i have none car runs perfect in fact like about 9 months ago
I am unable to tell you exactly what is going on with your vehicle without more information, but I can give you the information I have available on the diagnostic trouble codes (DTC's) that you have listed. The P0725 relates...
Question
Coolant temperature sensor issue
If the vehicle is not overheating and the check engine light is NOT "flashing", and there are no other outward indications of the engine malfunctioning, it is safe to drive the car until it is convenient for you to request...
Question
In limp mode following a catalytic convertor repair. Have driven 70 mIles in limp mode.
The only purpose of the catalytic converter is to reduce exhaust emissions. The converter is within the exhaust system and functions as part of the vehicle's emission control system. Excepting only an unusual circumstance where the converter is physically plugged...
Question
What are some inexpensive possible solutions for a P2506 code?
A good way to protect yourself in a used car transaction is to request a pre-purchase vehicle inspection. That inspection, carried out by a certified Mechanic, dispatched to your location, will give you very specific data regarding any current problems...
Question
Its misfiring on cyl 5 and has a code for an o2 sensor.
Diagnostic Trouble Code P0305 means that Cylinder No. 5 is misfiring but the causes of that can be very varied. Check the plug, secondary wire, and distributor cap. The fuel injector to the cylinder could simply be faulty or there...
Question
Check engine code P0420 and P0420p consistently come up even after erased. Slight smell of fuel when car is stationary.
Diagnostic trouble code p0420 is for a catalyst efficiency below threshold. Meaning, the control module is receiving a signal that the oxygen sensor is reading a post converter signal that the catalytic converter isn't doing its job. This could be...
Question
What does electrical exhaust pressure valve do and code says it's permanent
From the information I can gather on this trouble code, it looks like it is more of a general information code. There is a diagnostic flow chart that needs to be followed to identify if it is a problem with...
Question
Engine light and bad gears
When you disconnect the battery, the PCM (powertrain control module) looses it's stored information about your driving habits. Believe it or not, the car learns how you drive, and tries to adapt to your style, so things may not go...
Question
Obd codes 33,34, and 43 what does this mean? 1993 Chevrolet K1500
Hi - the diagnostic trouble codes you mention are: 33- Manifold Absolute Pressure circuit/sensor malfunction: wiring open circuit/shorted circuit to positive, hose blocked/leaking, MAP sensor, 34- manifold Absolute Pressure circuit/sensor malfunction: wiring shorted to ground, 42- ignition control module circuit...
Question
I am getting the P200A check engine light
The trouble code that you have listed is associated with a known problem for the intake manifold runner control system. There are some 2011 and 2012 model year vehicles that have a current recall to have the control module reprogrammed...
Question
my 2008 yukon was in two accidents in 30 min. i now have codes popping up i have had a check tire monitir system, air suspension a
It sounds as though the trouble codes are probably a result of the accidents. With no warnings prior to them, and now having them on, I can only assume that this was the cause. But, it would be necessary to...
Question
P0089 code, fuel pressure regulator performance low. Went into limp mode, then next morning no start
After doing a little research on your particular situation, it looks as though this is a fairly common problem with this model of vehicle. I would suggest contacting your local dealership about the situation due to the fact that I...
Question
P0126 - check engine code
It is quite possible the code was set as an intermittent problem. The thermostat may have been stuck at one point, freed up and began working again, and then allowed the light to go off. Most computer controlled engine systems...
Question
just bought a 2008 kia spectra5 . drove it about 60 miles check engine light came on code is po700, po 755 but shifts fine car run
The p0700 code is more of a general information code, while the p0755 code is much more specific. The p0755 code refers to the 2-4 shift solenoid in the transmission. The code can set due several possible issues. Low fluid,...
Question
Why my car has a little picture of the motor
This is a sign that the control module has detected a problem somewhere, in one of the vehicles systems. It will be necessary to connect a code reader to the vehicle and pull the diagnostic trouble codes to see what...
Question
I replaced the output shaft sensor. Do I need to reset the code?
Try removing the battery cables and letting the computer sit for about 1 minute and then hook up the cables or if you have a scanner that can erase the codes. This will clear the engine light and codes to...
Question
MAF sensor
jeff engstrom

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