B0195 Diagnostic Trouble Code

B0195 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 B0195 diagnostic trouble code may include:

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

Repair Processes :

Check to make sure they are not burnt or corroded. If in doubt, get some Electrical Contact cleaner at any parts store if cleaning of the terminals is needed. 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.

Process Tips

Diagnostic trouble code B0195 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 B0195.

Fortunately, B0195 is a fairly common OBD code, meaning that it applies to all makes and models of vehicles made after 1996.

B0195 Trouble Code For Specific Cars

B0195 Alvis Tc21 Air Suspension Disable Switch Circuit Failure
B0195 Talbot 2500 Mirror Passenger Horizontal Feedback Potentiometer Circuit Open
B0195 Mitsubishi Sss Auxillary Speed Sensor Fault
B0195 Lada Largus Shift Solenoid B Control Circuit Range/Performance
B0195 Acura Rsx ABS Inlet Valve Coil LR Circuit Failure
B0195 Packard Clipper Driveline Disconnect Switch Input Circuit
B0195 Nardi Blue Catalyst Damage