P2927 Diagnostic Trouble Code

P2927 is a kind of OBD-II Diagnostic P-Powertrain 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 P2927 diagnostic trouble code may include:

Hesitation upon acceleration
Excessive exhaust leak
Rich or lean exhaust
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.
Some aftermarket accessories and performance modifications

Repair Processes :

Look for rubbing, scraping, bare wires, worn spots or melted plastic connectors. Pull the connectors apart and carefully look at the terminals (the metal parts) inside the connectors. 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 P2927 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 P2927.

Fortunately, P2927 is a fairly common OBD code, meaning that it applies to all makes and models of vehicles made after 1996.

P2927 Trouble Code For Specific Cars

P2927 Hsv Maloo Ride Control RR Shock Actuator Circuit Failure
P2927 Kia Rio Secondary Air Injection System Malfunction
P2927 Ford Galaxy Ii Mirror Driver Horizontal Switch Circuit Short To Ground
P2927 Ford C-max Ii Low A/C Cycling Period
P2927 Buick Xp Damper Low Side Front Circuit Failure
P2927 Caterham 21 Door Ajar LR Circuit Open
P2927 Nissan Pick Up Cooling Fan 3 Control Circuit Malfunction