B1404 Trouble Code

View B1404 obd/2 error code description and symptoms. B1404 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 B1404 as an indication of a hard fault.

At this point we are assuming that the fuses and relays are good. You will need to locate the PCM/TCM and the power input signal circuit using your vehicle information source. Unplug the connector from the PCM/TCM, place the ignition switch in the ON position, and probe the appropriate circuit with the positive test lead of the DVOM.

B1404 Error Code Repair Process :

If your b1404 driver power window down circuit open 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 B1404 and engine control unit are in charge of monitoring a bunch of different b1404 driver power window down circuit open, and if they get a reading that's a little out of whack, up pops the check engine light.

B1404 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 B1404

A common cause of code B1404 is the failure of B1404 Driver Power Window Down Circuit Open, but there are several other possible causes as well, such as ;

Air fuel ratio (A/F) Sensor 1 Bank 1 circuit poor electrical connection
Exhaust gas leaks
Faulty Air fuel ratio (A/F) Sensor 1 Bank 1
Damaged VCT phaser

B1404 code for all cars

You can view according B1404 DTC for your car model. We selected several models to see obd2 solutions click and view it.

+B1404 Amc Hornet

+B1404 Ford Lotus-cortina

+B1404 Peugeot Oxia

+B1404 Gaz 32

+B1404 Suzuki Samurai

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

About Us | Contact | Privacy