B2847 Trouble Code

OBD/2 B2847 error code description and symptoms.

Low Speed Fuel Pump Primary Circuit Malfunction The PCM monitors the low speed fuel pump (LFP) primary circuit output from the PCM.
The test fails if: When the LFP circuit is commanded on (grounded), excessive current draw is detected on the LFP circuit; or when the LFP circuit is commanded off, voltage is not detected on the LFP circuit (the PCM expects to detect VPWR voltage coming through the low speed fuel pump relay coil to the LFP circuit). Open or shorted low fuel pump (LFP) circuit Open VPWR to low speed fuel pump relay Damaged low speed fuel pump relay Damaged PCM An open circuit or short to ground can only be detected with the low speed fuel pump.

Some systems require that the actuator has an adequate supply of brake fluid. Low brake fluid levels can mimic the symptoms of code B2847, so consult the manual to locate the brake fluid reservoir. Bear in mind that a low fluid level can set code B2847 on some applications, so make sure that on fluid operated systems the fluid level is up to the mark before starting an electrical diagnosis.

Difficulty Level (Soso)
Level
Repair Time (50 Min.)
Time
Cost Prediction : $ 70-120

B2847 Error Code Repair Process :

For crankshaft position sensor a circuit malfunction 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. B2847 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 crankshaft position sensor a circuit malfunction with your car's computers to find out exactly what's prompting the light to turn on.

Wrench Tool B2847 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.

Common Causes of B2847

A common cause of code B2847 is the failure of Crankshaft Position Sensor A Circuit Malfunction, but there are several other possible causes as well, such as ;

B2847 code for all cars

You can view according B2847 DTC for your car model. We selected several models to see obd2 solutions click and view it.

+B2847 Gnome 3 +B2847 Lagonda 2.5-Litre +B2847 Mazda MS-6 +B2847 Kia Brisa +B2847 De Tomaso Pampero
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