P2789 Engine Trouble Code
Meaning of P2789 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.
P2789 Fault Symptoms :
If one of these reasons for P2789 code is occuring now you should check P2789 repair processes.
Now don't ask yourself; What should you do with P2789 code ?
The solution is here :
P2789 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.
P2789 Code Meaning :
|OBD-II Diagnostic Powertrain (P) Trouble Code For Engine||Fuel And Air Metering (Injector Circuit Malfunctions Only)||Fuel Rail Pressure Sensor Circuit Malfunction||Ignition/Distributor Engine Speed Input Circuit Malfunction||Reverse Input Circuit|
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.
P2789 OBD-II Diagnostic Powertrain (P) Trouble Code DescriptionP2789 engine trouble code is about Reverse Input Circuit.
Main reason For P2789 CodeThe reason of P2789 OBD-II Engine Trouble Code is Fuel Rail Pressure Sensor Circuit Malfunction.
P2789 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.