Your Dodge Royal engine control system detects a problem, the computer stores the diagnostic trouble
code C1939 in its memory.
To figure out what is wrong with your vehicle you must first extract the C1939 DTC For Dodge Royal.
To solve C1939 Dodge Royal problem, you'll have to remove the muffler, crankcase and other components blocking the valve chamber. Then, remove the cylinder head bolts (label for easy re-installation) Adjust the jaws of the valve spring compressor until they touch the top and bottom of the valve chamber Push the tool in to compress the spring and tighten the jaws Remove the retainers and lift out the valves , compressors and springs
C1939 Dodge Royal DTC Meaning
Chassis Code - Problem is controller area network wiring bus and modules.
MFG - Manufacturer Specific
Low Coolant Circuit
A/C System High Pressure High Temperature
When you turn on the ignition, the Service Engine Soon or Check Engine C1939 Dodge Royal light should flash briefly, indicating that the OBD system is ready to scan your vehicle for any malfunctions. After this brief flash, the light should stay off while you drive as long as no problems are detected. If C1939 DTC For Dodge Royal so, you'll be glad to know that your vehicle is equipped with an early warning system that could save you time, money, and fuel in addition to helping protect the C1939!