P2721 Lagonda 2-litre OBD Code

OBD/2 P2721 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.

Circuit High Input codes like P2721 are mostly caused by defective alternators that develop excessive voltages, although there may be other causes as well, such as short circuits that 'leak' current into a particular system from other, unrelated systems that work on higher voltages. Note that in the case of short circuits that leak power into a control circuit, there is likely to be other, seemingly unrelated trouble codes present along with the code(s) being investigated. Diagnosing a 'high input' code will always involve a thorough testing of the charging system as a first step, followed by measures to isolate the system from all other possible sources of power during resistance, continuity, and reference voltage tests.

P2721 Lagonda 2-litre Error Code Repair Process :

When you turn on the ignition, the Service Engine Soon or Check Engine P2721 light should flash briefly, indicating that the OBD system is ready to scan your vehicle for any malfunctions. After this brief flash, the light should stay off while you drive as long as no problems are detected. If p2721 pressure control solenoid d control circuit high so, you'll be glad to know that your vehicle is equipped with an early warning system that could save you time, money, and fuel in addition to helping protect the p2721 pressure control solenoid d control circuit high.

Common Causes of Lagonda 2-litre P2721 OBD2 Code

A common cause of code P2721 is the failure of P2721 Pressure Control Solenoid D Control Circuit High, 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
Faulty ignition coil (s)
Oil flow restriction in the oil passages or the variable camshaft timing (VCT) valve body

P2721 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.

About Us | Contact | Privacy

P2721 Lagonda 2-litre OBD Code

P2721 Lagonda 2-litre Error Code Repair Process :

Common Causes of Lagonda 2-litre P2721 OBD2 Code

P2721 code for other Lagonda cars