C0550 Mercedes-benz 300 OBD Code

OBD/2 C0550 error code description and symptoms.

Engine Coolant Temperature (ECT) Circuit High Input Indicates the sensor signal is greater than Self-Test maximum. The ECT sensor maximum is 4.6 volts or -50 C (-58 F). Note on some vehicles that are not equipped with an ECT sensor, CHT can be used and can set this DTC. Open circuit in harness Sensor signal short to power Damaged PCM Improper harness connection Damaged sensor ECT V PID reading greater than 4.6 volts with key ON and engine OFF or during any engine operating mode indicates a hard fault.

Some systems require that the actuator has an adequate supply of brake fluid. Low brake fluid levels can mimic the symptoms of code C0550, so consult the manual to locate the brake fluid reservoir. Bear in mind that a low fluid level can set code C0550 on some applications, so make sure that on fluid operated systems the fluid level is up to the mark before starting an electrical diagnosis.

C0550 Mercedes-benz 300 Error Code Repair Process :

The rule of C0550 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 seat horizontal motor memory position out of range. Likewise, overriding the OBD C0550 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.

Common Causes of Mercedes-benz 300 C0550 OBD2 Code

A common cause of code C0550 is the failure of Seat Horizontal Motor Memory Position Out of Range, but there are several other possible causes as well, such as ;

Engine Control Module (ECM)
Faulty front heated oxygen sensor
Improper ignition timing
Intake Valve Timing Control Solenoid Valve harness is open or shorted

C0550 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.

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

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C0550 Mercedes-benz 300 OBD Code

C0550 Mercedes-benz 300 Error Code Repair Process :

Common Causes of Mercedes-benz 300 C0550 OBD2 Code

C0550 code for other Mercedes-benz cars