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Check U1016 Fault Code

When you check engine light came on code U1016 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 U1016 OBD-II Diagnostic Network (U) Trouble Code. So you should chech it on our car models.

U1016 Code Reason

Parts or components should not be replaced with reference to only a U1016 DTC. The vehicle service manual should be consulted for more information on possible causes of the fault, along with required testing.

U1016 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.

U1016 OBD-II Diagnostic Network (U) Trouble Code Description

U1016 SCP (J1850) Invalid or Missing Data for Primary Id so you have to check ODB-II Fault Code Check list.

Reason For U1016 Code

The reason of U1016 OBD-II Fault Code Check is U1016 SCP (J1850) Invalid or Missing Data for Primary Id.

U1016 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.

What does fault code U1016 mean ?
What does a diagnostic reading U1016 mean ?
How to fix OBD2 Code U1016 ?
What do we know about U1016 code ?

How to Clear U1016 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.