C1808 Trouble Code

View C1808 obd/2 error code description and symptoms. C1808 engine photo

Variable Cam Timing Over-advanced (Bank 1) The comprehensive component monitor (CCM) monitors the VCT position for an over-advanced camshaft timing.
The test fails when the camshaft timing exceeds a maximum calibrated value or remains in an advanced position. Cam timing improperly set No oil flow to the VCT piston chamber Low oil pressure VCT solenoid valve stuck closed Camshaft advance mechanism binding (VCT unit) C1808 DTC is a check of the VCT unit.

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.

C1808 Error Code Repair Process :

For cylinder 4 injector circuit low check engine light is perhaps the most troubling of lights because it could mean so many different things, from you didn't screw the gas cap on tightly enough to look out for pistons flying through the hood and into the stratosphere. The easiest way to find out what this light is telling you is to hook your vehicle up to a scan tool. C1808 error code diagnostic tool looks a little like an oversized calculator and plugs into a communication port inside the car. After you instruct it to perform the scan, it speaks cylinder 4 injector circuit low with your car's computers to find out exactly what's prompting the light to turn on.

C1808 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 C1808

A common cause of code C1808 is the failure of Cylinder 4 Injector Circuit Low, but there are several other possible causes as well, such as ;

Camshaft advance mechanism binding (VCT unit)
Camshaft advance mechanism binding (VCT unit)
Air fuel ratio (A/F) Sensor 1 Bank 1 circuit poor electrical connection
Loss of ground.

C1808 code for all cars

You can view according C1808 DTC for your car model. We selected several models to see obd2 solutions click and view it.

+C1808 Pininfarina Corvette

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

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