C1341 Diagnostic Trouble Code

C1341 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 C1341 diagnostic trouble code may include:

Faulty O2 Sensor
Lack of power
If the DPF is not cleared the ECU will revert to the "Limp Home Mode" until the situation is corrected
Rich or lean exhaust

Possible Causes :

Faulty IMRC actuator relay (if equipped)
A large air leak at or near the number one oxygen sensor would also cause a lean mixture.
Fuel with a large percentage of sulfur will clog the DPF quickly

Repair Processes :

Now, clear the codes and test-drive the vehicle to see if the code is reset. With the valve disconnected, the red voltmeter lead should be attached to the IMRC valve power wire and the black voltmeter lead connected to ground.

Process Tips

Diagnostic trouble code C1341 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 C1341.

Fortunately, C1341 is a fairly common OBD code, meaning that it applies to all makes and models of vehicles made after 1996.

C1341 Trouble Code For Specific Cars

C1341 Volkswagen Voyage
C1341 Seat Toledo 2 Input/Turbine Speed Sensor Circuit Range/Performance
C1341 Renault Scenic 4 High Mount Stop Lamp Circuit Failure
C1341 Toyota Vista Passenger Seat Occupant Detection Circuit Open
C1341 Ford Extreme Memory Set Switch Circuit Failure
C1341 Mazda Mpv Turbocharger Wastegate Solenoid A High
C1341 Mitsubishi 360 Audio Bezel is Not Responding