B3235 Diagnostic Trouble Code

B3235 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 B3235 diagnostic trouble code may include:

Rich or lean exhaust
Fuel pressure too low
Engine surge
Diminished fuel efficiency

Possible Causes :

The Mass Airflow sensor is a hot wire that senses the volume of air entering the intake manifold. The computer uses this information to control fuel mixture.
Defective ECU strategies or components will prevent proper regeneration
Faulty IMRC actuator relay (if equipped)

Repair Processes :

Oxygen sensors signal the engine management computer the amount of oxygen present in the exhaust, which is used in determining and controlling the fuel ratio. 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. 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.

Process Tips

Diagnostic trouble code B3235 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 B3235.

Fortunately, B3235 is a fairly common OBD code, meaning that it applies to all makes and models of vehicles made after 1996.

B3235 Trouble Code For Specific Cars

B3235 Bentley 4.25-litre Battery Module Voltage Out Of Range
B3235 Skoda Favorit Kickdown Pull Relay Open or Short Circuit to Ground
B3235 Suzuki Liana Mirror Driver Horizontal Feedback Potentiometer Circuit Failure
B3235 Cadillac Allante Damper RR Circuit Open
B3235 Chevrolet Apv Driver Door Ajar Circuit Open
B3235 Alfa Romeo Alfasud Accelerometer Rear Circuit Signal Is Not Sensed
B3235 Caterham 275s-sv Door Ajar LR Circuit Short To Battery