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P1805 Engine Code Repair

Meaning of P1805 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.

P1805 Fault Symptoms :

  1. Check engine light comes on
  2. Engine stalling or misfiring
  3. Engine performance issues
  4. Car not starting

If one of these reasons for P1805 code is occuring now you should check P1805 repair processes.
Now don't ask yourself; What should you do with P1805 code ?
The solution is here :

P1805 Possible Solution:

P1805 Engine

The firing order is an important part of the overall design of the engine and is determined during the design of the engine to eliminate as much engine vibration as possible. If the firing order is changed or adjusted, the ignition from the spark plug is delivered at the wrong time and the engine functions poorly or does not run. The firing order for a particular engine is typically found in the repair manual specific to that model.

P1805 Code Meaning :

P
OBD-II Diagnostic Powertrain (P) Trouble Code For Engine

1
Fuel And Air Metering

8
Fuel Rail Pressure Sensor Circuit Malfunction

0
Crankshaft Position Sensor A Circuit Malfunction

5
Timing Reference High Resolution Signal A Too Many Pulses

Regarding the P1805 code, it would probably be worthwhile to carefully inspect the wire harness near the intake manifold bracket. This is done most easily from below the car in the area near the oil filter.

P1805 OBD-II Diagnostic Powertrain (P) Trouble Code Description

P1805 OBD-II Trouble Code The VIAS control solenoid valve cuts the intake manifold vacuum signal for power valve control. It responds to ON/OFF signals from the P1805 code.

Main reason For P1805 Code

The reason of P1805 OBD-II Engine Trouble Code is Fuel Rail Pressure Sensor Circuit Malfunction.

P1805 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.