B2451 Peugeot Touareg OBD Code

OBD/2 B2451 error code description and symptoms.

Fuel Rail Pressure Sensor in Range But Low The comprehensive component monitor (CCM) monitors the FRP pressure for acceptable fuel pressure. The test fails when the fuel pressure falls below a calibrated value. Low fuel pressure Damaged FRP sensor Excessive resistance in circuit Low or no fuel A FRP PID value below 551 kpa (80 psi) indicates a failure Low or no fuel A FRP PID value greater than 896 kpa (130 psi) indicates a failure.

One example of this would be when an automatic vehicle in placed in gear. To prevent the added drag from the torque converter and transmission from reducing the idling speed, the PCM will command the idle control valve to allow more air to enter the engine, while at the same time, adjusting the injector pulse width to inject more fuel to suit the increased amount of air. Note that the idle air control valve is closed by the PCM when the throttle plate is opened to prevent excess air from entering the engine.

B2451 Peugeot Touareg Error Code Repair Process :

For b2451 aux heater fuel pump circuit short to ground 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. B2451 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 b2451 aux heater fuel pump circuit short to ground with your car's computers to find out exactly what's prompting the light to turn on.

Common Causes of Peugeot Touareg B2451 OBD2 Code

A common cause of code B2451 is the failure of B2451 Aux Heater Fuel Pump Circuit Short to Ground, but there are several other possible causes as well, such as ;

Erratic camshaft position due to low oil pressure
EVAP system hose leaking
Faulty TCM or TCM programming
Open circuits caused by damage to wiring.

B2451 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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B2451 Peugeot Touareg OBD Code

B2451 Peugeot Touareg Error Code Repair Process :

Common Causes of Peugeot Touareg B2451 OBD2 Code

B2451 code for other Peugeot cars