Check U1184 Fault Code
When you check engine light came on code U1184 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 U1184 OBD-II Diagnostic Network (U) Trouble Code. So you should chech it on our car models.
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Parts or components should not be replaced with reference to only a U1184 DTC. The vehicle service manual should be consulted for more information on possible causes of the fault, along with required testing. |
U1184 Possible Fix :
The engine relies on the glow plugs to generate heat to help with the combustion cycle. Some engines only use the glow plugs when cold but others will allow the glow plugs to work when the ECU (vehicle's computer) needs them to be on to help with combustion. Problems in this area will cause diesel engine starting problems, uneven running and white smoke when the engine is cold.
U1184 OBD-II Diagnostic Network (U) Trouble Code DescriptionU1184 SCP (J1850) Invalid or Missing Data for Window Wiper / Washer so you have to check ODB-II Fault Code Check list.Reason For U1184 CodeThe reason of U1184 OBD-II Fault Code Check is U1184 SCP (J1850) Invalid or Missing Data for Window Wiper / Washer. |
U1184 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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What does fault code U1184 mean ?
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How to Clear U1184 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.