B3123 Trouble Code

View B3123 obd/2 error code description and symptoms. B3123 engine photo

The issue covered by the bulletin involves a power steering noise/whine or fluid leak from the power steering pump, gear or high pressure side power steering hose during extreme low outdoor temperature operation.

As the engine heats up and combustion becomes easier and more complete, the PCM will command the idling control valve to increase the amount of air entering the engine to suit the changing conditions. However, when the load on the engine changes, say, when some electrical consumers or other systems are either turned on or off, the PCM adapts the signal voltage to the idle control valve to ensure that the idling speed remains stable, and at the RPM specified by the manufacturer.

Difficulty Level (Soso)
Level
Repair Time (30 Min.)
Time
Cost Prediction : $ 70-220

B3123 Error Code Repair Process :

If your vehicle failed a B3123 test and the B3123 Check Engine Light is NOT on, chances are you have a problem with the OBDII system, a burned out MIL lamp, or a faulty catalytic converter. The converter is essentially an afterburner that cleans up the exhaust after it exits the engine. The OBDII system uses ho2s transition time ratio sensor 1 a ownstream oxygen sensor to monitor the efficiency of the converter, and it should detect a drop in converter efficiency if the converter has been contaminated or is failing (ignition misfiring, leaky exhaust valves, and oil burning can all damage the converter). What you want to look ho2s transition time ratio sensor 1: Any conditions that might cause ignition misfire, an overly rich or lean fuel condition, or loss of compression. Use your OBD Express DIY to look at the oxygen sensor outputs, coolant temperature, airflow, calculated engine load, and inlet air temperature.

Wrench Tool B3123 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 B3123

A common cause of code B3123 is the failure of HO2S Transition Time Ratio Sensor 1, but there are several other possible causes as well, such as ;

B3123 code for all cars

You can view according B3123 DTC for your car model. We selected several models to see obd2 solutions click and view it.

+B3123 Opel Gt +B3123 Minerva 30 +B3123 Dodge Kingsway +B3123 Dodge Intrepid +B3123 Bristol 405

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