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P1473 Engine Trouble Code

Meaning of P1473 engine trouble code is : 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.

P1473 Possible Solution:

P1473 Engine

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.

P1473 Code Meaning :

P 1 4 7 3
OBD-II Diagnostic Powertrain (P) Trouble Code For Engine Fuel And Air Metering O2 Sensor Heater Circuit Malfunction Cylinder 10 Contribution/balance Fault 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.

P1473 OBD-II Diagnostic Powertrain (P) Trouble Code Description

P1473 OBD-II Trouble Code Fan Secondary High With Fan Off is one of the definitions for the P1473; however your vehicles manufacturer may have a different definition for the P1473 code. Please check below for your specific mak P1473 code.

Reason For P1473 Code

The reason of P1473 OBD-II Engine Trouble Code is O2 Sensor Heater Circuit Malfunction.

Parts or components should not be replaced with reference to only a P1473 DTC. The vehicle service manual should be consulted for more information on possible causes of the fault, along with required testing.