C1669 Trouble Code

View C1669 obd/2 error code description and symptoms. C1669 engine photo

Vehicle Speed Sensor (VSS) Intermittent Indicates the powertrain control module (PCM) detected an error in the vehicle speed information. Vehicle speed data is received from either the vehicle speed sensor (VSS), transfer case speed sensor (TCSS), anti-lock brake system (ABS) control module, generic electronic module (GEM), or central timer module (CTM). This DTC is set the same way as C1669. However, it is intended to flash the transmission control indicator lamp (TCIL) for first time VSS circuit error/malfunctions. Refer to possible causes for C1669

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.

C1669 Error Code Repair Process :

When you turn on the ignition, the Service Engine Soon or Check Engine C1669 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 ect excessive time to closed loop fuel control 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 ect excessive time to closed loop fuel control.

C1669 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.

Common Causes of C1669

A common cause of code C1669 is the failure of ECT Excessive Time to Closed Loop Fuel Control, but there are several other possible causes as well, such as ;

EVAP system hose leaking
Exhaust gas leaks
Faulty front heated oxygen sensor
Faulty select solenoid

C1669 code for all cars

You can view according C1669 DTC for your car model. We selected several models to see obd2 solutions click and view it.

+C1669 Frisky Friskysport

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