U2961 Diagnostic Trouble Code

U2961 is a kind of OBD-II Diagnostic U-Network 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 U2961 diagnostic trouble code may include:

Engine surge
Blown fuse (if applicable)
Lack of power
The light may stay on or light intermittently as the DPF regenerates. The engine will be sluggish on acceleration.

Possible Causes :

An air leak forward of the DPF will change the sensor readings resulting in the code
Rusty exhaust systems, cracked exhaust manifolds or damaged or missing gaskets or donuts will cause air leaks.
Rarely - faulty Powertrain Control Module (PCM-programming required after replacement)

Repair Processes :

Once located, visually inspect the connectors and wiring. Look for rubbing, scraping, bare wires, worn spots or melted plastic connectors. 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 U2961 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 U2961.

Fortunately, U2961 is a fairly common OBD code, meaning that it applies to all makes and models of vehicles made after 1996.

U2961 Trouble Code For Specific Cars

U2961 Lotus Gt Traction Control Motor Potentiometer Circuit Short to Battery
U2961 Porsche Gt3 Fuel Pump Secondary Circuit High
U2961 Lamborghini Jarama Signal Link Short to Ground (Non SCP) / From NGV Module
U2961 Moretti S Coupe Boost Calibration High
U2961 Mcc Forfour A/C Pressure Sensor Insufficient Pressure Change
U2961 Lamborghini Lm Slip Solenoid System
U2961 Pagani Zonda Driver Mirror Horizontal / Vertical Feedback Potentiometer Circuit Open