Check U1077 Fault Code
When you check engine light came on code U1077 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 U1077 OBD-II Diagnostic Network (U) Trouble Code. So you should chech it on our car models.
U1077 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. |
U1077 Possible Fix :
Detonation, or spark knock, is a type of combustion caused by the buildup of too much heat and pressure in the engine's combustion chamber. When this happens, you should be able to hear a metallic knocking or pinging noise. A small amount of detonation usually won't cause major damage, but heavy knocks or prolonged detonation can cause serious damage to your parts. It can punch holes in your pistons, crush rod bearings, blow head gaskets, crack rings, and pound out piston ring grooves. Prolonged pinging noises are a definite cause for concern.
U1077 OBD-II Diagnostic Network (U) Trouble Code DescriptionU1077 SCP (J1850) Invalid or Missing Data for Primary Id so you have to check ODB-II Fault Code Check list.Reason For U1077 CodeThe reason of U1077 OBD-II Fault Code Check is U1077 SCP (J1850) Invalid or Missing Data for Primary Id. |
U1077 Solution:
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 U1077 mean ?
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How to Clear U1077 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.