Check P1855 Fault Code
When you check engine light came on code P1855 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 P1855 OBD-II Diagnostic Powertrain (P) 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 P1855 DTC. The vehicle service manual should be consulted for more information on possible causes of the fault, along with required testing. |
P1855 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.
P1855 OBD-II Diagnostic Powertrain (P) Trouble Code DescriptionP1855 Transmission Transfer Case Contact Plate C Open Circuit so you have to check ODB-II Fault Code Check list.Reason For P1855 CodeThe reason of P1855 OBD-II Fault Code Check is P1855 Transmission Transfer Case Contact Plate C Open Circuit. |
P1855 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 P1855 mean ?
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How to Clear P1855 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.