Check U1085 Fault Code
When you check engine light came on code U1085 the reason should be Engine Light ON (or Service Engine Soon Warning Light). However your vehicle's manufacturer may have a different definition for the U1085 OBD-II Diagnostic Network (U) Trouble Code. So you should chech it on our car models.
U1085 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.
U1085 Possible Fix :
Small but critical, a spark plug makes the car move. Its function is to ignite the compressed fuel in the engine. A worn spark plug will cause a weak spark. It may even prevent ignition entirely, or cause ignition at the wrong time. A misfire will affect engine power and fuel economy and cause massive amounts of potential damage.
U1085 OBD-II Diagnostic Network (U) Trouble Code DescriptionU1085 SCP (J1850) Invalid or Missing Data for Powertrain Status Request so you have to check ODB-II Fault Code Check list.
Reason For U1085 CodeThe reason of U1085 OBD-II Fault Code Check is U1085 SCP (J1850) Invalid or Missing Data for Powertrain Status Request.
Excessive air inflow can be caused by a vacuum leak, a dirty sensor or, an exhaust gas recirculation valve not closing properly. If the problem is not enough fuel, the culprit may be dirty injectors or fuel filters, a weak fuel pump or a leaky fuel pressure regulator. The lean fuel mix error may be accompanied by rough idling, engine misfires, hesitation during acceleration and overall poor engine performance.
What does fault code U1085 mean ?
How to Clear U1085 Trouble Code
An OBD 2 scanner is the best and safest way to erase a DTC from your car's system. This scanner communicates with the car's computer and instructs the computer to erase the code. It does not change or tweak the settings from inside the car or its systems.