P3236 Diagnostic Trouble Code

P3236 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 P3236 diagnostic trouble code may include:

Vacuum leak on the engine
Reduction in engine performance, especially at low RPM levels
Engine surge
The light may stay on or light intermittently as the DPF regenerates. The engine will be sluggish on acceleration.

Possible Causes :

Low fuel pressure caused by a clogged filter, failing fuel pump, failed fuel pressure regulator or clogged or leaking injectors.
Low fuel pressure caused by a clogged filter, failing fuel pump, failed fuel pressure regulator or clogged or leaking injectors.
Rarely - faulty Powertrain Control Module (PCM-programming required after replacement)

Repair Processes :

Find out what kind of system you have and verify that voltage to the fuel level sensor is present at the fuel pump wiring harness. Replace the oxygen sensor that is downstream from the catalytic converter on the side of the engine that does not contain cylinder #1. Also, if a oxygen sensor code stating "heater circuit malfunction" the sensor has most probably failed. You might continue by connecting the scanner to the vehicle diagnostic connector and retrieving all stored codes and freeze frame data.

Process Tips

Diagnostic trouble code P3236 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 P3236.

Fortunately, P3236 is a fairly common OBD code, meaning that it applies to all makes and models of vehicles made after 1996.

P3236 Trouble Code For Specific Cars

P3236 Dodge Ram Ignition Run/Acc Circuit Short To Battery
P3236 Ssangyong Tivoli Lamp Headlamp Input Circuit Open
P3236 Maserati Bora Transmission Fluid Pressure Sensor/Switch C Circuit Low
P3236 Opel Senator Door Ajar RR Circuit Short To Ground
P3236 Daihatsu Yrv Ground ECU Circuit Open
P3236 Nissan Alpha Climate Control A/C Pressure Switch Circuit Short To Battery
P3236 Hyundai Azera 4 SAI System Monitor Circuit High Input