C0738 Trouble Code

View C0738 obd/2 error code description and symptoms. C0738 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 C0738. However, it is intended to flash the transmission control indicator lamp (TCIL) for first time VSS circuit error/malfunctions. Refer to possible causes for C0738

As the engine heats up and combustion becomes easier and more complete, the PCM will command the idling control valve to increase the amount of air entering the engine to suit the changing conditions. However, when the load on the engine changes, say, when some electrical consumers or other systems are either turned on or off, the PCM adapts the signal voltage to the idle control valve to ensure that the idling speed remains stable, and at the RPM specified by the manufacturer.

Difficulty Level (Soso)
Level
Repair Time (30 Min.)
Time
Cost Prediction : $ 75-90

C0738 Error Code Repair Process :

When you turn on the ignition, the Service Engine Soon or Check Engine C0738 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 aux heater start counter overrun/system locked (same as below ?) 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 aux heater start counter overrun/system locked (same as below ?).

Wrench Tool C0738 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 C0738

A common cause of code C0738 is the failure of Aux Heater Start Counter Overrun/System Locked (same as below ?), but there are several other possible causes as well, such as ;

C0738 code for all cars

You can view according C0738 DTC for your car model. We selected several models to see obd2 solutions click and view it.

+C0738 Toyota Previa +C0738 Ansaldo 4cs +C0738 Railton 20 +C0738 Honda Acura Slx +C0738 Mercedes R 350

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