P3798 Alfa Romeo Alfetta OBD Code

OBD/2 P3798 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 long as the throttle plate remains closed, the idling speed and quality is controlled by the PCM via the idle control valve, and as can be seen from the above it should be clear that idle control on a gasoline engine is a complex affair. For instance, if the engine is started in sub-zero temperatures, the PCM will command the idling control valve to allow less air to enter the engine to enrich the air/fuel mixture to create a condition which is roughly analogous to how chokes worked on carburetted engines to control idling in cold weather.

P3798 Alfa Romeo Alfetta Error Code Repair Process :

The scent may P3798 signal oil or coolant leaking from their normally closed-loop systems, or it may indicate dangerous exhaust gases invading your car's interior. Car and truck exhaust contains toxic gases such P3798, so if the inside of your car air suspension lr air spring/shock solenoid output circuit short to ground as if you were standing behind your car, get out and get it fixed. Fight the urge to take a little nap first. So sleepy. That's the carbon monoxide talking, friends. At least open a window on your way to the shop.

Common Causes of Alfa Romeo Alfetta P3798 OBD2 Code

A common cause of code P3798 is the failure of Air Suspension LR Air Spring/Shock Solenoid Output Circuit Short To Ground, but there are several other possible causes as well, such as ;

Failures of clutch motion/travel sensors.
Air fuel ratio (A/F) Sensor 1 Bank 1 circuit poor electrical connection
Improper ignition timing
Clogged or faulty fuel injector (s)

P3798 is a kind of Powertrain Trouble Code

Powertrain of a modern automobile, comprising engine (with exhaust system), transmission, drive shaft, suspension and the wheels. In a motor vehicle, the term powertrain or powerplant describes the main components that generate power and deliver it to the road surface, water, or air.

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

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P3798 Alfa Romeo Alfetta OBD Code

P3798 Alfa Romeo Alfetta Error Code Repair Process :

Common Causes of Alfa Romeo Alfetta P3798 OBD2 Code

P3798 code for other Alfa cars