C3921 DTC For Packard Executive
Packard Executive Engine Specifications:
Engine Type : | Multi-Cylinder Engine |
Cylinder Type : | W-Type Engine |
Engine Air Intake Process : | Naturally Aspirated |
Your Packard Executive engine control system detects a problem, the computer stores the diagnostic trouble
code C3921 in its memory.
To figure out what is wrong with your vehicle you must first extract the C3921 DTC For Packard Executive.
To solve C3921 Packard Executive 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
C3921 Packard Executive DTC Meaning
C |
Chassis Code - Problem is controller area network wiring bus and modules. |
3 |
SAE - Generic |
9 |
Transmission |
2 |
Cruise Control Servo Indicates Low |
1 |
PCM Stack Overrun |
There are currently two main types of cylinder deactivation used today, depending on the type of engine. C3921 Packard Executive code for the pushrod design which uses solenoids to alter the oil pressure delivered to the lifters. In their collapsed state, the lifters are unable to elevate their companion pushrods under the valve rocker arms, resulting in valves that cannot be actuated and remain closed.
You can also check other Packard car models :
The listed Packard models will give information about C3921 DTC.
|