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P1002 Engine Trouble Code

Meaning of P1002 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.

P1002 Fault Symptoms :

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

If one of these reasons for P1002 code is occuring now you should check P1002 repair processes.
Now don't ask yourself; What should you do with P1002 code ?
The solution is here :

P1002 Possible Solution:

Power Steering Pressure (PSP) Switch Malfunction In Key On, Engine Off Self-Test, this DTC indicates the PSP input to the PCM is high. In Key On, Engine Running Self-Test, this DTC indicates that the PSP input did not change state. Steering wheel must be turned during Key On, Engine Running Self-Test PSP switch/shorting bar damaged SIG RTN circuit open PSP circuit open or shorted to SIGRTN PCM damaged.

P1002 Code Meaning :

P	1	0	0	2
OBD-II Diagnostic Powertrain (P) Trouble Code For Engine	Fuel And Air Metering	Ambient Air Temperature Sensor Circuit Low	Cold Start Injector 1 Malfunction	Glow Plug/Heater Circuit 'A' Malfunction

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.

P1002 OBD-II Diagnostic Powertrain (P) Trouble Code Description

P1002 engine trouble code is about Glow Plug/Heater Circuit 'A' Malfunction.

Main reason For P1002 Code

The reason of P1002 OBD-II Engine Trouble Code is Ambient Air Temperature Sensor Circuit Low.

P1002 DTC specifically refers to the camshaft (cam) timing. In this case, if the cam timing is over-retarded, the engine light will be illluminated and the code will be set.

	Example: 0140