P1172 Engine Trouble Code
Meaning of P1172 engine trouble code is : When your car's 'P1172 Check Engine' light comes on, it's usually accompanied by a sinking feeling in the pit of your stomach. The light could mean a costly problem, like a bad catalytic converter, or it could be something minor, like a loose gas cap. But in many cases, it means at minimum that you'll be visiting the car dealer to locate the malfunction and get the light turned off.
P1172 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.
P1172 Code Meaning :
|OBD-II Diagnostic Powertrain (P) Trouble Code For Engine||Fuel And Air Metering||Fuel Rail/System Pressure - Too High||Cylinder 10 Contribution/balance Fault||Glow Plug/Heater Circuit 'A' Malfunction|
Is the fuel pump sometimes not priming when you turn the key to ON(II)? Start by measuring the fuel pressure and checking whether you have bright white-bluish spark at all four plugs. The mechanical timing is also something that you should check, as we mentioned above.
P1172 OBD-II Diagnostic Powertrain (P) Trouble Code DescriptionP1172 OBD-II Trouble Code Rotor Control Fault is one of the definitions for the P1172; however your vehicles manufacturer may have a different definition for the P1172 code. Please check below for your specific make. P1172 code.
Reason For P1172 CodeThe reason of P1172 OBD-II Engine Trouble Code is Fuel Rail/System Pressure - Too High.
P1172 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.