B3723 Mazda 121 OBD Code

OBD/2 B3723 error code description and symptoms.

Brake Switch Circuit Input Malfunction Indicates PCM did not receive a brake pedal position (BPP) input. Open or short in BPP circuit Open or short in stoplamp circuits Damaged PCM Malfunction in module(s) connected to BPP circuit. (Rear Electronic Module [REM] Windstar and LS6/LS8 or Lighting Control Module (LCM) Continental and Town Car. Damaged brake switch Misadjusted brake switch Check for proper function of stoplamps.

As the engine heats up and combustion becomes easier and more complete, the PCM will command the idling control valve to increase the amount of air entering the engine to suit the changing conditions. However, when the load on the engine changes, say, when some electrical consumers or other systems are either turned on or off, the PCM adapts the signal voltage to the idle control valve to ensure that the idling speed remains stable, and at the RPM specified by the manufacturer.

B3723 Mazda 121 Error Code Repair Process :

For transmission 4wd mode select return input circuit failure check engine light is perhaps the most troubling of lights because it could mean so many different things, from you didn't screw the gas cap on tightly enough to look out for pistons flying through the hood and into the stratosphere. The easiest way to find out what this light is telling you is to hook your vehicle up to a scan tool. B3723 error code diagnostic tool looks a little like an oversized calculator and plugs into a communication port inside the car. After you instruct it to perform the scan, it speaks transmission 4wd mode select return input circuit failure with your car's computers to find out exactly what's prompting the light to turn on.

Common Causes of Mazda 121 B3723 OBD2 Code

A common cause of code B3723 is the failure of Transmission 4WD Mode Select Return Input Circuit Failure, but there are several other possible causes as well, such as ;

Failures of clutch motion/travel sensors.
EVAP canister or fuel tank leaks
Faulty oil control valve (OCV)
Intake Valve Timing Control Solenoid Valve circuit poor electrical connection

B3723 is a kind of Body Trouble Code

Auto body problems aren't always easy to spot. Diagnosing auto body problems sometimes requires a little know-how. In this section you'll find articles dedicated to teaching you how to diagnose auto body problems.

Engine OBD 2 Codes website is a freeware resource center for engine trouble codes.

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B3723 Mazda 121 OBD Code

B3723 Mazda 121 Error Code Repair Process :

Common Causes of Mazda 121 B3723 OBD2 Code

B3723 code for other Mazda cars