B0990 Mercedes C 200 OBD Code

OBD/2 B0990 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) B0990 DTC is a check of the VCT unit.

Some systems require that the actuator has an adequate supply of brake fluid. Low brake fluid levels can mimic the symptoms of code B0990, so consult the manual to locate the brake fluid reservoir. Bear in mind that a low fluid level can set code B0990 on some applications, so make sure that on fluid operated systems the fluid level is up to the mark before starting an electrical diagnosis.

B0990 Mercedes C 200 Error Code Repair Process :

The rule of B0990 code when it comes to emissions-related vehicle repair is that any modification that changes the vehicle from a certified configuration to a non-certified configuration is considered tampering: this applies to both vehicle owners and repair facilities and is, therefore, a Federal offense. Replacing a catalyst with a straight pipe is one traditional example of transmission neutral safety switch open circuit. Likewise, overriding the OBD B0990 error in system through the use of high-tech defeat devices or non-certified computer chips, for example, would also be considered tampering. The OBD system may, however, be repaired back to its original certified configuration with certified performance chips or appropriate aftermarket parts.

Difficulty Level (Soso)
Level
Repair Time (50 Min.)
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Cost Prediction : $ 60-110

Common Causes of Mercedes C 200 B0990 OBD2 Code

A common cause of code B0990 is the failure of Transmission Neutral Safety Switch Open Circuit, but there are several other possible causes as well, such as ;
Wrench Tool B0990 is a kind of Body Trouble Code

Auto body problems aren't always easy to spot. Diagnosing auto body problems sometimes requires a little know-how. In this section you'll find articles dedicated to teaching you how to diagnose auto body problems.

B0990 code for other Mercedes cars

You can view according B0990 DTC for your car model. We selected several models to see obd2 solutions click and view it.

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

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