C3983 Bentley 8-Litre OBD Code

OBD/2 C3983 error code description and symptoms.

The issue covered by the bulletin involves a power steering noise/whine or fluid leak from the power steering pump, gear or high pressure side power steering hose during extreme low outdoor temperature operation.

As long as the throttle plate remains closed, the idling speed and quality is controlled by the PCM via the idle control valve, and as can be seen from the above it should be clear that idle control on a gasoline engine is a complex affair. For instance, if the engine is started in sub-zero temperatures, the PCM will command the idling control valve to allow less air to enter the engine to enrich the air/fuel mixture to create a condition which is roughly analogous to how chokes worked on carburetted engines to control idling in cold weather.

C3983 Bentley 8-Litre Error Code Repair Process :

When you turn on the ignition, the Service Engine Soon or Check Engine C3983 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 air suspension warning lamp circuit short to ground 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 air suspension warning lamp circuit short to ground.

Difficulty Level (Easy)
Level
Repair Time (20 Min.)
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Cost Prediction : $ 30-110

Common Causes of Bentley 8-Litre C3983 OBD2 Code

A common cause of code C3983 is the failure of Air Suspension Warning Lamp Circuit Short To Ground, but there are several other possible causes as well, such as ;
Wrench Tool C3983 is a kind of Chassis Trouble Code

Diagnosing chassis noises can be one of the most frustrating problems technicians face. Fortunately, manufacturers have engineered noise, vibration and harshness (NVH) diagnostic techniques and equipment to find the source of the noise.

C3983 code for other Bentley cars

You can view according C3983 DTC for your car model. We selected several models to see obd2 solutions click and view it.

Engine OBD 2 Codes website is a freeware resource center for engine trouble codes.
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