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P1493 Engine Trouble Code

Meaning of P1493 engine trouble code is a kind of powertrain trouble code and 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 $240-$400 depending on the car, but that's usually the cost of parts because the labor is relatively simple.

P1493 Fault Symptoms :

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

If one of these reasons for P1493 code is occuring now you should check P1493 repair processes.
Now don't ask yourself; What should you do with P1493 code ?
The solution is here :

P1493 Possible Solution:

The crankshaft sensor signals the fuel injection computer or the ignition control when the cylinders are firing. This causes the ignition coil to provide a spark and the injector to inject fuel into each cylinder at the right time.If either sensor isn't working correctly, the car will run rough and the engine will be less efficient. In later car models, the car's computer can usually keep the vehicle running, but the engine warning light on the dashboard goes on to warn the driver.

P1493 Code Meaning :

P	1	4	9	3
OBD-II Diagnostic Powertrain (P) Trouble Code For Engine	Fuel And Air Metering	O2 Sensor Heater Circuit Malfunction	Crankshaft Position Sensor A Circuit Malfunction	Exhaust Gas Recirculation Sensor B Circuit High

The poor running symptoms are consistent with a MAP sensor malfunction. In addition, in some cases, a bad MAP sensor will not throw a code. Again, the ELD code likely represents a separate wiring issue.

P1493 OBD-II Diagnostic Powertrain (P) Trouble Code Description

P1493 OBD-II Trouble Code RCNT Solenoid Circuit Malfunction is one of the definitions for the P1493; however your vehicles manufacturer may have a different definition for the P1493 code. Please check below for your specific m P1493 code.

Main reason For P1493 Code

The reason of P1493 OBD-II Engine Trouble Code is O2 Sensor Heater Circuit Malfunction.

P1493 the main thing to check is to verify the operation of the VCT solenoid. You're looking for a sticking or stuck VCt solenoid valve caused by contamination. Refer to vehicle specific repair manual to perform component tests for the VCT unit.

	Example: 0140