U048A Tvr 390 OBD Code

OBD/2 U048A error code description and symptoms.

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) U048A DTC is a check of the VCT unit.

Gear changes are accomplished by a command from the TCM to energize the clutch actuator to release the clutch; after which various actuators inside the transmission disengage the current gear, and depending on current operating conditions, engage the next higher or lower gear ratio. All of this happens much faster than a human driver could change gears, and in most applications, gear changes are as smooth and seamless as on any fully automatic transmission.

U048A Tvr 390 Error Code Repair Process :

For cooling fan 3 control circuit malfunction 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. U048A 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 cooling fan 3 control circuit malfunction with your car's computers to find out exactly what's prompting the light to turn on.

Common Causes of Tvr 390 U048A OBD2 Code

A common cause of code U048A is the failure of Cooling Fan 3 Control Circuit Malfunction, but there are several other possible causes as well, such as ;

Camshaft advance mechanism binding (VCT unit)
Failures of clutch motion/travel sensors.
Engine Control Module (ECM)
Erratic camshaft position due to low oil pressure

U048A is a kind of Network Trouble Code

U-code indicates that engine communication errors and shows lost communication with engine parts.U-Codes are fairly straight forward, given all of the articles and technical publications that have been written regarding these problematic codes. In most cases, it just comes down to identifying the module that isn't communicating with the other modules on the CAN bus line for whatever reason.

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

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U048A Tvr 390 OBD Code

U048A Tvr 390 Error Code Repair Process :

Common Causes of Tvr 390 U048A OBD2 Code

U048A code for other Tvr cars