B3730 Oldsmobile 442 OBD Code

OBD/2 B3730 error code description and symptoms.

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 B3730 as an indication of a hard fault.

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.

B3730 Oldsmobile 442 Error Code Repair Process :

The scent may B3730 signal oil or coolant leaking from their normally closed-loop systems, or it may indicate dangerous exhaust gases invading your car's interior. Car and truck exhaust contains toxic gases such B3730, so if the inside of your car pressure control solenoid c intermittent short as if you were standing behind your car, get out and get it fixed. Fight the urge to take a little nap first. So sleepy. That's the carbon monoxide talking, friends. At least open a window on your way to the shop.

Difficulty Level (Expert)

Repair Time (35 Min.)

Cost Prediction : $ 90-120

Common Causes of Oldsmobile 442 B3730 OBD2 Code

A common cause of code B3730 is the failure of Pressure Control Solenoid C Intermittent Short, but there are several other possible causes as well, such as ;

• Air fuel ratio (A/F) Sensor 1 Bank 1 circuit poor electrical connection
• Engine Control Module (ECM)
• Clogged or faulty fuel injector (s)
• Ignition coils circuit poor electrical connection

B3730 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.

B3730 code for other Oldsmobile cars

You can view according B3730 DTC for your car model. We selected several models to see obd2 solutions click and view it.

• B3730 Oldsmobile 4-4-2
• B3730 Oldsmobile 66
• B3730 Oldsmobile 76
• B3730 Oldsmobile 88
• B3730 Oldsmobile 98
• B3730 Oldsmobile Achieva
• B3730 Oldsmobile Aerotech
• B3730 Oldsmobile Alero
• B3730 Oldsmobile Anthem
• B3730 Oldsmobile Aurora
• B3730 Oldsmobile Bravada
• B3730 Oldsmobile Curved Dash
• B3730 Oldsmobile Custom
• B3730 Oldsmobile Custom Cruiser
• B3730 Oldsmobile Cutlass
• B3730 Oldsmobile Delmont
• B3730 Oldsmobile Delta
• B3730 Oldsmobile Eight
• B3730 Oldsmobile Eighty-eight
• B3730 Oldsmobile F-85
• B3730 Oldsmobile Incas
• B3730 Oldsmobile Intrigue
• B3730 Oldsmobile Intrique
• B3730 Oldsmobile Jetfire
• B3730 Oldsmobile Lss
• B3730 Oldsmobile Ninety-eight
• B3730 Oldsmobile O4
• B3730 Oldsmobile Omega
• B3730 Oldsmobile Profile
• B3730 Oldsmobile Recon
• B3730 Oldsmobile Silhouette
• B3730 Oldsmobile Six
• B3730 Oldsmobile Ss
• B3730 Oldsmobile Starfire
• B3730 Oldsmobile Toronado
• B3730 Oldsmobile Trofeo
• B3730 Oldsmobile Vista Cruiser

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