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U1027 Engine Trouble Code

U1027 Engine

When you check engine light came on code U1027 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 U1027 OBD-II Diagnostic Network (U) Trouble Code. So you should chech it on our car models.

When your car's 'U1027 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.

U1027 Code Meaning :

U 1 0 2 7
OBD-II Diagnostic Network (U) Trouble Code For Engine Fuel And Air Metering Crankshaft Position Sensor A Circuit Malfunction Crankshaft Position Sensor B Circuit Malfunction

The poor running symptoms are consistent with a MAP sensor malfunction. In addition, in some cases, a bad MAP sensor will not throw a code. Again, the ELD code likely represents a separate wiring issue.

U1027 OBD-II Diagnostic Network (U) Trouble Code Description

U1027 engine trouble code is about Crankshaft Position Sensor B Circuit Malfunction.

Reason For U1027 Code

The reason of U1027 OBD-II Engine Trouble Code is .

U1027 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.