B0872 Trouble Code

View B0872 obd/2 error code description and symptoms. B0872 engine photo

EGR Flow Insufficient Detected The EGR system is monitored during steady state driving conditions while the EGR is commanded on.
The test fails when the signal from the DPF EGR sensor indicates that EGR flow is less than the desired minimum. Vacuum supply EGR valve stuck closed EGR valve leaks vacuum EGR flow path restricted EGRVR circuit shorted to PWR VREF open to D.P.F. EGR sensor D.P.F. EGR sensor downstream hose off or plugged EGRVR circuit open to PCM VPWR open to EGRVR solenoid D.P.F. EGR sensor hoses both off D.P.F. EGR sensor hoses reversed Damaged EGR orifice tube Damaged EGRVR solenoid Damaged PCM Perform KOER self-test and look for DTC B0872 as an indication of a hard fault.

Some systems require that the actuator has an adequate supply of brake fluid. Low brake fluid levels can mimic the symptoms of code B0872, so consult the manual to locate the brake fluid reservoir. Bear in mind that a low fluid level can set code B0872 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 : $ 40-75

B0872 Error Code Repair Process :

If your electronic feedback signal not detected check engine light is illuminated, it's best to take it in for diagnostic testing, which can feel like a hassle. Because while the lights vary in appearance from vehicle to vehicle, all have the same basic meaning: There's a problem with the car's emissions system. The on-board diagnostics system B0872 and engine control unit are in charge of monitoring a bunch of different electronic feedback signal not detected, and if they get a reading that's a little out of whack, up pops the check engine light.

Wrench Tool B0872 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 B0872

A common cause of code B0872 is the failure of Electronic Feedback Signal Not Detected, but there are several other possible causes as well, such as ;

B0872 code for all cars

You can view according B0872 DTC for your car model. We selected several models to see obd2 solutions click and view it.

+B0872 Metropolitan 1500 +B0872 Pontiac Bonneville +B0872 Crossley 22 +B0872 Chevrolet Avalanche 2 +B0872 Bmw 2500

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