C3177 Diagnostic Trouble Code

C3177 is a kind of OBD-II Diagnostic C-Chassis Diagnostic Trouble Code.

It is considered generic because it applies to all makes and models of vehicles, although specific repair steps may be different depending on your car model.

Symptoms

Symptoms of a C3177 diagnostic trouble code may include:

Reduction in engine performance, especially at low RPM levels
Vacuum leak on the engine
Diminished fuel efficiency
Poor fuel economy

Possible Causes :

Faulty IMRC actuator/sensor
A large vacuum leak would cause a massive amount of un-metered air to enter the intake manifold resulting in an overly lean mixture.
Dirty air cleaner element Damaged DPF

Repair Processes :

You might continue by connecting the scanner to the vehicle diagnostic connector and retrieving all stored codes and freeze frame data. Look at the plug wires to make sure they are not burnt or laying on the exhaust. Look for damage to the tank indicating impact that may have damaged the fuel pump or sender.

Process Tips

Diagnostic trouble code C3177 is not difficult to diagnose and repair. Thus, it always pays to have a qualified technician to look after your vehicle should this error code arise.

Diagnosing this code requires the engine to be in good running shape, without unmetered air entering the engine. If other codes that relates to misfiring condition, lean running or air entering the engine is present, then you must first fix those error codes before C3177.

Fortunately, C3177 is a fairly common OBD code, meaning that it applies to all makes and models of vehicles made after 1996.

C3177 Trouble Code For Specific Cars

C3177 Italdesign Tapiro SCP (J1850) Single Ended (+) Circuit Failure
C3177 Lamborghini Murcielago Solar Radiation Sensor Circuit Short To Battery
C3177 Leyland Eight Theft Deterrent Start Enable Signal Not Correct/ Main Relay Malfunction (Power Hold)
C3177 Dodge Demon Ignition Coil L Primary/Secondary Circuit Malfunction
C3177 Aberdonia 16 A/C Refrigerant Pressure Sensor Circuit Range/Performance
C3177 Lada 2110 Shift Solenoid A Malfunction
C3177 Riley Pathfinder Hydraulic Clutch Actuator Valve Signal Fault