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Jeep Liberty P1603 Engine Trouble Code

Theoretically you can drive for a few weeks or even months with a broken MAF sensor. You will notice a decrease in gas mileage and over time the car will eventually start stalling a lot. At a shop, the replacement cost is between $200-$300 depending on the car, but that's usually the cost of parts because the labor is relatively simple.

Jeep Liberty P1603 Code Meaning :

P	1	6	0	3
OBD-II Diagnostic Powertrain (P) Trouble Code For Engine	Fuel And Air Metering	Fuel Temperature Sensor B Circuit Range/Performance	Cold Start Injector 1 Malfunction	Exhaust Gas Recirculation Sensor B Circuit High

When you check Jeep Liberty car engine light came on code P1603 the reason should be Engine Light ON (or Service Engine Soon Warning Light). However manufacturer may have a different definition for the P1603 OBD-II Diagnostic Powertrain (P) Trouble Code. So you should chech it on our car models.

P1603 Fault Symptoms :

Check engine light comes on
Engine stalling or misfiring
Engine performance issues
Car not starting

If one of these reasons for P1603 code is occuring now you should check P1603 repair processes.
Now don't ask yourself; What should you do with P1603 code ?
The solution is here :

Jeep Liberty P1603 Possible Solution :

Disconnected, dirty or fouled spark plugs are common causes for engines that won't start. Spark plugs typically need to be replaced every season or 25 hours of use. You should also check that the spark plug gap is set properly. If your spark plugs look good, problems with your ignition system can also preventing a spark. These can range from a faulty spark plug lead, shorted kill switch or flywheel key damage.

P1603 OBD-II Diagnostic Powertrain (P) Trouble Code Description

P1603 engine trouble code is about Exhaust Gas Recirculation Sensor B Circuit High.

Reason For P1603 Code

The reason of P1603 OBD-II Engine Trouble Code is Fuel Temperature Sensor B Circuit Range/Performance.

Parts or components should not be replaced with reference to only a P1603 DTC. The vehicle service manual should be consulted for more information on possible causes of the fault, along with required testing.

	Example: 0120