Your Rover Alvis engine control system detects a problem, the computer stores the diagnostic trouble
code C3969 in its memory.
To figure out what is wrong with your vehicle you must first extract the C3969 DTC For Rover Alvis.
To solve C3969 Rover Alvis 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
C3969 Rover Alvis DTC Meaning
Chassis Code - Problem is controller area network wiring bus and modules.
SAE - Generic
Vehicle Speed Output Circuit
A/C System High Pressure High Temperature
When you turn on the ignition, the Service Engine Soon or Check Engine C3969 Rover Alvis 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 C3969 DTC For Rover Alvis 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 C3969!