B20F3 Trouble Code

View B20F3 obd/2 error code description and symptoms. B20F3 engine photo

Output Shaft Speed sensor circuit intermittent failure The output shaft speed sensor signal to the PCM is irregular or interrupted.
Harness connector not properly seated Harness intermittently shorted, or open Harness connector damaged OSS sensor damaged, or not installed properly Verify harness and connector integrity Verify OSS sensor proper installation.

As long as the throttle plate remains closed, the idling speed and quality is controlled by the PCM via the idle control valve, and as can be seen from the above it should be clear that idle control on a gasoline engine is a complex affair. For instance, if the engine is started in sub-zero temperatures, the PCM will command the idling control valve to allow less air to enter the engine to enrich the air/fuel mixture to create a condition which is roughly analogous to how chokes worked on carburetted engines to control idling in cold weather.

B20F3 Error Code Repair Process :

The rule of B20F3 code when it comes to emissions-related vehicle repair is that any modification that changes the vehicle from a certified configuration to a non-certified configuration is considered tampering: this applies to both vehicle owners and repair facilities and is, therefore, a Federal offense. Replacing a catalyst with a straight pipe is one traditional example of gear select position short to ground. Likewise, overriding the OBD B20F3 error in system through the use of high-tech defeat devices or non-certified computer chips, for example, would also be considered tampering. The OBD system may, however, be repaired back to its original certified configuration with certified performance chips or appropriate aftermarket parts.

B20F3 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 B20F3

A common cause of code B20F3 is the failure of Gear Select position short to ground, but there are several other possible causes as well, such as ;

Camshaft Position Sensor harness is open or shorted
1Camshaft Position Sensor circuit poor electrical connection
Incorrect fuel filler cap used
Faulty ignition coil (s)

B20F3 code for all cars

You can view according B20F3 DTC for your car model. We selected several models to see obd2 solutions click and view it.

+B20F3 Daihatsu Terios

+B20F3 Alvis Tf

+B20F3 Bentley Hunaudieres

+B20F3 Daewoo Chairman

+B20F3 Mazda Rx-2

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