C0180 Diagnostic Trouble Code

C0180 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 C0180 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 :

Now, clear the codes and test-drive the vehicle to see if the code is reset. Oxygen sensors signal the engine management computer the amount of oxygen present in the exhaust, which is used in determining and controlling the fuel ratio. Look for damage to the tank indicating impact that may have damaged the fuel pump or sender.

Process Tips

Diagnostic trouble code C0180 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 C0180.

Fortunately, C0180 is a fairly common OBD code, meaning that it applies to all makes and models of vehicles made after 1996.

C0180 Trouble Code For Specific Cars

C0180 Alpine A110 Air Bag Passenger Circuit Open
C0180 Bmw 318 Catalyst System Efficiency Below Threshold (Bank 2)
C0180 Triumph 1300 Passenger Window Up / Down Power Circuit Short to Ground
C0180 Gm Ev1 Park / Neutral Switch Input Circuit High
C0180 Opel Omega Door Ajar RR Circuit Failure
C0180 Mosler Mt Camshaft Position Sensor B Circuit Malfunction
C0180 Volvo 66