C0260 Diagnostic Trouble Code

C0260 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 C0260 diagnostic trouble code may include:

Blown fuse (if applicable)
Engine surge
Reduction in engine performance, especially at low RPM levels
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.
Dirty air cleaner element Damaged DPF

Repair Processes :

Use the DVOM to test resistance and continuity on all system circuits if actuator and sensor resistance levels are in compliance with manufacturer's specifications. Look for missing ground strap or a rusty ground where the fuel tank is grounded to the frame. Check for damage to the wiring harness connector. Look at the plug wires to make sure they are not burnt or laying on the exhaust.

Process Tips

Diagnostic trouble code C0260 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 C0260.

Fortunately, C0260 is a fairly common OBD code, meaning that it applies to all makes and models of vehicles made after 1996.

C0260 Trouble Code For Specific Cars

C0260 Lotus Etna Traction Control Motor Circuit Failure
C0260 Marcos 1500 Trans Temp Sensor Circuit Open or Shorted to Pwr or Gnd
C0260 Dodge Custom Ignition Coil H Primary/Secondary Circuit Malfunction
C0260 Lancia Appia Speed Wheel RR Comparison Failure
C0260 Buick Allure Cylinder 5 Injector Circuit High
C0260 Mitsubishi Cz Audio Steering Wheel Control Unit is Not Responding
C0260 Lancia Dialogos Speed Wheel Sensor LR Input Short Circuit To Battery