What does P0827 Mean? 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. When you see P0827 engine fault code on your engine code reader this description will help you. engine code P0827P0827 fixobd P0827dtc P0827obd code P0827obd2 P0827P0827 car codediagnostic code P0827car code P0827check engine code P0827fehlercode P0827P0827 fiatcodigo P0827codigo falla P0827P0827 kody b??dówcodigo de falla P0827 What are the common causes of P0827 ? The most common cause for this type of failure is due to liquids spilled on the upshift/downshift switch. Open or shorted electrical wiring, damaged, corroded, or disconnected wiring or connectors are also a viable possibility. How do you troubleshoot P0827 ? Look for damage to the tank indicating impact that may have damaged the fuel pump or sender. Look at the plug wires to make sure they are not burnt or laying on the exhaust. It should be pretty close to battery voltage (12 volts). If not, then this is the circuit that has the problem. Searches related to P0827 - Up and Down Shift Switch Circuit Low p0827 duramax p0826 up down shift switch up and down shift switch circuit nissan altima