C1004 Trouble Code

View C1004 obd/2 error code description and symptoms. C1004 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 C1004. However, it is intended to flash the transmission control indicator lamp (TCIL) for first time VSS circuit error/malfunctions. Refer to possible causes for C1004

On some transmissions, such as automated manual transmissions or automatic transmissions with manual mode, the GSP switch lets the TCM know whether or not the driver has selected automatic or manual function. On manual transmissions, the GSP switch informs the TCM which gear the driver is selecting, and may function as a neutral safety switch, depending on system design. The TCM also uses the gate select position switch to monitor transmission operation. For example, if the driver selects manual mode and selects 3rd gear on an automatic transmission, the TCM may monitor speed sensors to detect clutch and brake slippage.

C1004 Error Code Repair Process :

When you turn on the ignition, the Service Engine Soon or Check Engine C1004 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 speed wheel rf comparison failure 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 speed wheel rf comparison failure.

C1004 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 C1004

A common cause of code C1004 is the failure of Speed Wheel RF Comparison Failure, but there are several other possible causes as well, such as ;

EVAP system hose leaking
Faulty spark plug (s)
Continuous oil flow to the VCT piston chamber
Fuel injectors harness is open or shorted

C1004 code for all cars

You can view according C1004 DTC for your car model. We selected several models to see obd2 solutions click and view it.

+C1004 Reliant Sst

+C1004 Citroen Xanae

+C1004 Abarth 124 Spider

+C1004 Holden Vk

+C1004 Opel Astra H

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

About Us | Contact | Privacy