B0884 Diagnostic Trouble Code

B0884 is a kind of OBD-II Diagnostic B-Body 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 B0884 diagnostic trouble code may include:

Excessive exhaust leak
Hesitation upon acceleration
Malfunction Indicator Lamp (MIL) illuminated
If the DPF is not cleared the ECU will revert to the "Limp Home Mode" until the situation is corrected

Possible Causes :

A large air leak at or near the number one oxygen sensor would also cause a lean mixture.
Faulty IMRC actuator relay (if equipped)
Low fuel pressure caused by a clogged filter, failing fuel pump, failed fuel pressure regulator or clogged or leaking injectors.

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 B0884 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 B0884.

Fortunately, B0884 is a fairly common OBD code, meaning that it applies to all makes and models of vehicles made after 1996.

B0884 Trouble Code For Specific Cars

B0884 Datsun Z HO2S Heater Control Circuit High (Bank 2 Sensor 1)
B0884 Nissan Pintara Cooling Fan Driver Fault
B0884 Pininfarina Osee EV Battery Pack Temperature Fault
B0884 Iveco Daily 35s18 Seat Direction Switch Assembly Circuit Open
B0884 Lloyd Arabella Throttle/Pedal Position Sensor/Switch C Circuit Range/Performance Problem
B0884 Woodill Wildfire
B0884 Deep Sanderson 301 Hydraulic Fluid Pressure/ Flow Circuit Short to Vbatt