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Check U1144 Fault Code

When you check engine light came on code U1144 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 U1144 OBD-II Diagnostic Network (U) Trouble Code. So you should chech it on our car models.

U1144 Code Reason

Parts or components should not be replaced with reference to only a U1144 DTC. The vehicle service manual should be consulted for more information on possible causes of the fault, along with required testing.

U1144 Possible Fix :

Generally, coolant loss is the most common cause of overheating. If your engine overheats repeatedly, the high temperature could result in irreparable damage that can be a pain to repair. Prevention is the best medicine, so avoid this kind of damage by making sure the coolant is clean and the cooling system is in good operating condition.

U1144 OBD-II Diagnostic Network (U) Trouble Code Description

U1144 SCP (J1850) Invalid or Missing Data for Primary Id so you have to check ODB-II Fault Code Check list.

Reason For U1144 Code

The reason of U1144 OBD-II Fault Code Check is U1144 SCP (J1850) Invalid or Missing Data for Primary Id.

U1144 Solution:

Disconnected, dirty or fouled spark plugs are common causes for engines that won't start. Spark plugs typically need to be replaced every season or 25 hours of use. You should also check that the spark plug gap is set properly. If your spark plugs look good, problems with your ignition system can also preventing a spark. These can range from a faulty spark plug lead, shorted kill switch or flywheel key damage.

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